SUBJECTS
|
BROWSE
|
CAREER CENTER
|
POPULAR
|
JOIN
|
LOGIN
Business Skills
|
Soft Skills
|
Basic Literacy
|
Certifications
About
|
Help
|
Privacy
|
Terms
|
Email
Search
Test your basic knowledge |
NCLEX Cardiac
Start Test
Study First
Subjects
:
nclex
,
health-sciences
,
nursing
Instructions:
Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can
study here
.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.
This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. Where should you place your stethescope to find the pulmonic valve?
BIRTH CONTROL PILL (LEADING CAUSE of HTN In YOUNG WOMEN-45=STILL YOUNG) - BLACK Male (then white male - than black female - then white female) - obesity - smoking - stress - high Na diet - lack of exercise - age - sex - race - or noncompliance.
To reduce a patients risk of DVT and PE. They include graduated compression stockings - vena cava filters - and intermittent sequential external compression devices.
(1st) Assess LOC - (2nd) if unconscious= begin CPR - and (3rd) Notify physician.
Second Left intercostal space
2. How long is contrast media in the body?
IV LIDOCAINE BOLUS (50-100 mg) followed by an IV lidocaine drip (suppresses ventricular activity).
Pericardial friction rub: A high pitched squeaking or grating sound during cardiac contraction. It is typically best heard when the patient sits - leans forward - and breaths out.
Idiopathic
Only for a few hours
3. What should you not allow if a patient has a negative Allen's test?
Give furosemide (lasix) 40-60 mg IV - O2 administration - morphine sulfate 3-5 mg IV - have patient sit up with feet lowered (decreases venous return to the heart) - nitroglycerin given sublingual or IV - and rotating tourniquets (can reduce intratho
It is a test that examines the hearts response to being stressed by a pharmacologic agent. Persantine and adenosine vasodilate the coronary arteries and cause blood to shunt away from partially occluded coronary vessels. Then dobutamine stresses the
No radial artery punctures if negative
Administer 100% O2 - left trendelenburg position - heparin administered - and oral warfarin started (give heparin and warfarin together for at least 5 days).
4. What is a chemical stress test (persantine stress test)?
Lowers BP and makes heart beat stronger. SE: flushed face.
It is a test that examines the hearts response to being stressed by a pharmacologic agent. Persantine and adenosine vasodilate the coronary arteries and cause blood to shunt away from partially occluded coronary vessels. Then dobutamine stresses the
Stand behind the victim - wrap arms around waist (IF PREGNANT WRAP ABOVE The BABy) - make a fist with one had and place thumb against abdomen midline - grasp fist with other hand - press into victims abdomen with quick upward thrusts.
(1st) Assess LOC - (2nd) if unconscious= begin CPR - and (3rd) Notify physician.
5. What should be taught upon discharge for someone going home on coumadin as a result of a PE?
Direct current cardioversion and digoxin/propranolol (inderal).
An inflammation of the pericardium. It may result in MI.
Need for follow up blood tests - Need to take oral warfarin for at least 3 months - and to reduce current risk encourage weight loss - smoking cessation - and regular exercise.
Thromboanglitis obliterans/ Buerger's disease= inflammatory process of arterial wall - veins - and nerves where they become blocked. It is associated with smoking/tobacco use.
6. What is cardioversion?
Warning
: Invalid argument supplied for foreach() in
/var/www/html/basicversity.com/show_quiz.php
on line
183
7. What activity should a patient with pericarditis - who is undergoing treatment - be allowed?
Decreased tissue perfusion. Tx: clot busting treatment must start within 6 hours.
Whether the patients ulnar and radial arteries are patent.
File toe nails - if have new shoes only wear 2 hrs/day d/t neuropathy can't feel if problem. To decrease pain of claudication massage legs to increase circulation.
Maintain BED REST
8. What should you teach your patient about a cardiac catheterization?
Clip the hair to allow good contact between the electrodes and the skin (DONT SHAVE).
For the first month post op - do not lift more than 10 or 15 lbs. And avoid excessive pushing - pulling - or twisting.
The physician injects a local anesthetic into the site - inserts a catheter - and threads it through the artery into the left side of the heart or through a vein into the right side of the heart to your lungs. Next - a dye is injected which may cause
When a large air bubble blocks blood flow from the right ventricle into the pulmonary artery.
9. What is a good diagnosis for someone with right sided HF?
Idiopathic
Activity intolerance
Hair loss - muscle mass loss - pallor when elevated - dependent rubor - and prolonged cap refill time.
Elderly - hypothyroidism - renal dysfunction - dehydration - HYPOKALEMIA - hypomagnesemia - or hypercalcemia. Patients with abnormal potassium levels have a higher risk because hypokalemia makes the heart more sensitive to digoxin.
10. When should bleeding precautions be implemented?
Stop the medication - address the factors that may have precipitated the event. If life threatening Digibind ay be indicated.
Feeling warm (fire) or tin can taste is expected and will pass.
When: using anticoagulants - liver disease - decrease in platelets (less than 150 -000) - hemophilia - using thrombolytic meds - DIC - CA - HIV - chemo - bone marrow problems - and ASA/NSAIDS.
The arteries have narrowed - decreased O2 to tissues= hypoxia to cells.
11. What should be immediately done for a patient experiencing digoxin toxicity?
Cardiac tamponade (fluid in pericardial space) and thickening/scarring of the pericardial sac (constrictive pericarditis and possible RHF).
Pericardial friction rub: A high pitched squeaking or grating sound during cardiac contraction. It is typically best heard when the patient sits - leans forward - and breaths out.
Stop the medication - address the factors that may have precipitated the event. If life threatening Digibind ay be indicated.
Arterial pulse: 60-90 - Amplitude: 4+=strong and bounding - Edema: 0=none - Reflex 2+
12. What should you do when applying a femoral artery compression device?
Constipation or MAY CAUSE ANKLES TO SWELL (call healthcare provider).
Assess and mark the location of the dorsalis pedis and posterior tibial pulses in affected leg - wash hands and put on sterile gloves - gown - and mask - position device - check circulation and make sure good pedal pulse is present - IMMEDIATELY REPO
Second right intercostal space
Premature beats that are not preceded by a P- wave - QRS is wide and bizarre - and the T wave of the premature beat is generally large and in the opposite direction of the QRS.
13. What SE should you look for with calcium channel blocker use?
You need to maintain use of those devices continually except when the patient is ambulating - bathing - or during physical therapy or skin assessment.
Constipation or MAY CAUSE ANKLES TO SWELL (call healthcare provider).
A nosebleed
Lower left sternal border
14. When should a patient call 911 after having an implantable cardioverter defibrillator (ICD) placed?
Lower HOB - place patient supine - assess LOC - open airway - assess breathing - get ambu bag - put on gloves - connect tubing from O2 source - adjust flow to 10 to 15 liters. First RESCUER: PLACE APEX of MASK OVER BRIDGE of NOSE And BASE BETWEEN LOW
Diuretic & Digoxin (dig increases force of contraction and increases perfusion). Know working if client is peeing (kidney perfusion) and more alert!
If you feel lightheaded - dizzy - or heart palpitations but feel no shock from the ICD.
Used in an emergency (Vfib/defib) - used with Vfib or Vtach - NO CARDIAC OUTPUT - client is unconscious - EKG monitor - NO CONSENT NEEDED - begin with 200 Joules and up to 360.
15. A femoral artery compression device ______be assigned to an NA?
Crushing chest pain that lasts 30 mins or longer and may radiate to the neck - shoulders - or jaw - diaphoresis - nausea - and SOB.
Leg pain that is brought on by exercise and relieved by rest. It is characteristic of peripheral artery occlusion/ arterial insufficiency. It is dull or cramp like and consistently occurs in the same area of the leg and with same amount of distance.
Cannot
A patient on sildenafil (Viagra) - Cealis - or Levitra bc these drugs together can cause very low blood pressure and heart attack.
16. If you see a NA placing a patient with DVT in sitting position with legs dependent what should you do?
File toe nails - if have new shoes only wear 2 hrs/day d/t neuropathy can't feel if problem. To decrease pain of claudication massage legs to increase circulation.
A central line placed that measures the right atrial pressure. Normal= 4-10 cm of H20.
INTERVENE: to control edema and decrease pain patient should be on bed rest with legs elevated six inches above heart level.
A NON INVASIVE doppler exam of the heart via the thorax to detect cardiac tamponade.
17. What is the nursing care associated with chemical stress tests (persantine stress test)?
Explain procedure - stress importance of reporting symptoms. INSTRUCT The PATIENT NO TO EAT DRINK OR SMOKE AT LEAST 1 HOUR BEFORE The TEST. EVALUATE PATIENTS HISTORY FOR ANY CARDIAC CONDITIONS OR MEDICATIONS THAT MAY INTERFERE WITH The TEST!!! (No va
Right atrium - TRICUSPID VALVE (tissue) - right ventricle - PULMONIC VALVE (paper) - lungs - left atrium - MITRAL VALVE (My) - left ventricle - AORTIC VALVE (Assets). Tissue PAPER MY ASSETS!
It is calculated by checking the brachial BP and the ankle BP. The ankle systolic pressure is divided by the brachial systolic. The NA can perform. 0.97-1 is normal anything below indicates ischemia.
Inspect pulses on chest - inspect the internal jugular veins - palpate the apical pulse - palpate the carotid arteries - and auscultate the heart sounds.
18. If 2 liters of fluid is left in the pericardial sac (cardiac tamponade) and goes untreated what could it cause?
Air embolism
A hematoma= bleeding into the soft tissue surrounding the femoral artery access site.
This noninvasive test takes 24 hours and causes no discomfort. Electrodes are applied to your body - you need to log your activities for a 24 hour period (walking - sleeping - urinating - physical symptoms - and medications). Don't tamper with the mo
Right sided heart failure
19. What are the steps for infant 1&2 rescuer CPR?
Deep in the sternomastoid muscle - so look for pulsations in the soft tissue surrounding that area.
Check for response - activate ERS - open airway head tilt chin lift - check breathing (5-10 sec) - give 2 breaths (1 sec) with visible chest rise - checks brachial pulse (5-10 sec) - locates CPR finger position - deliver 1st cycle of compressions (30
Air embolism
Anxiousness - restlessness - tachycardia - tachypneic - 90% SP02 - dyspnea - substernal pain - coughing - hemoptysis - and fever.
20. What should you go when applying nitroglycerin ointment for angina?
Put on gloves - remove the previous application paper and use a tissue to remove all ointment from the site to prevent overdose - squeeze the prescribed ointment in a thin layer onto a clean ruled application paper - choose an unused site on the ches
It is noninvasive. You must not eat - smoke - or drink alcohol for 3 hours before the test. WEAR COMFORTABLE SHOES And LOOSE LIGHTWEIGHT SHORTS OR SLACKS - YOU MAY GET AN INJECTION of THAllIUM - after your blood pressure and ECG are monitored for 10-
Activity intolerance
In the first 72 hours!!!!!
21. What should you do if the PTT value is 80 for someone on heparin?
D/C the med and call the doctor.
NO because it isn't sterile so keep out.
Leg pain that is brought on by exercise and relieved by rest. It is characteristic of peripheral artery occlusion/ arterial insufficiency. It is dull or cramp like and consistently occurs in the same area of the leg and with same amount of distance.
Activity intolerance
22. What are the S&S associated with right sided heart failure?
Fatigue - JVD - Increased peripheral venous pressure - ascites - anorexia/complaints of GI distress - cyanosis - and dependent edema.
Varicose veins - elevate legs - weight reduction - brawny in color - ted hose - topical steroids - ulcers - and skin color changes.
Hematuria (tea or coca cola colored) - nosebleeds - gingival bleeding (no medicated mouth wash - flossing - or lemon glycerin swabs) - and bruising (assess for abuse w/o caregiver).
MONA=Magnesium sulfate - O2 - Nitroglycerin - Aspirin (mona has a heart so EKG also if select all that apply).
23. What should you teach your patient about MRI?
Posterior nasal packing to stop the blood flow. The LPN CAN DO THIS!
MRI is painless - you must remain still inside a small/noisy space. If you are claustrophobic you may need sedation. Remove all jewelry and other metal objects. If you have any shrapnel - a pacemaker - or any surgically implanted joints - pins - clip
Pulmonary edema
Idiopathic
24. Test ending in Gram=?
Check for response - activate ERS - open airway head tilt chin lift - check breathing (5-10 sec) - give 2 breaths (1 sec) with visible chest rise - checks brachial pulse (5-10 sec) - locates CPR finger position - deliver 1st cycle of compressions (30
Ventricular rate is regular at a rate of 40-60 bpm and there is no relationship of P waves to QRS complexes.
Direct current shock (defibrillation) and IV anti - arrhythmic drugs (lidocaine - Procainamide - and Bretylium).
Iodine
25. What are the S&S of air embolism?
Difficulty breathing - pain in midchest and shoulder - pale - nausea - and light headedness.
Temporary or permanent transvenous PACEMAKER INSERTION - and if the client is symptomatic and showing S&S of decreased cardiac output - GIVE ATROPINE.
Must be flushed 1x/month with heparin and between treatments.
Stop the medication - address the factors that may have precipitated the event. If life threatening Digibind ay be indicated.
26. What is the proper way to access and implanted venous access port (IVAP) (Mediport)?
Warning
: Invalid argument supplied for foreach() in
/var/www/html/basicversity.com/show_quiz.php
on line
183
27. What signals an elevated venous pressure based on the internal jugular veins?
Identify the highest point of pulsation and measure from this point to the sternal angle. A measurement of greater than 3 cm= an elevated venous pressure.
The right and left ventricular pressures - cardiac output - arterial venous O2 difference - and pulmonary artery pressure.
The physician injects a local anesthetic into the site - inserts a catheter - and threads it through the artery into the left side of the heart or through a vein into the right side of the heart to your lungs. Next - a dye is injected which may cause
International Normalized Ratio measures blood clotting time and compares it to normal values. 1.0=normal. Most people on anticoagulants are 2-3.
28. What is important to remember when removing a CVC from a patient?
Have the patient use the val salva maneuver when the line is being removed (bear down/hold breath) to prevent air from entering where the line was and causing a PE.
Pneumothorax and will end up with chest tube to help reinflate lung.
Second Right intercostal space.
Second right intercostal space
29. What is you see an NA placing cardiac monitor electrodes on a patient. She is placing (-) on the left and (+) on the right what should you do?
Rapid ventricular rate with no relationship to atrial activity and QRS complex is wide and bizarre.
A central line placed that measures the right atrial pressure. Normal= 4-10 cm of H20.
They may feel a slight stinging under there tongue when they are dissolving - and they should get a HA (if no HA may not be good bc the pills only last for 6 months). Keep with you at all times.
Correct her and tell her that the (+) lead goes on the left and the (-) lead goes on the right side.
30. What should you do immediately if you suspect someone of developing a hematoma?
Right sided heart failure
Clip hair if necessary - abrade the skin (use abrader pads or fine sandpaper and lightly rub skin using 2 or 3 brisk strokes - improves tracings) - dry skin if necessary - and attach the lead wires to the electrodes before you apply them to the patie
Using both gloved hands - apply firm pressure just above the skin puncture site and over the hematoma to compress the area. Wait at least 15 mins before removing pressure and reassessing the site. Then notify the health care provider.
Pulmonary edema
31. What is important to remember when taking care of patients with compression devices?
If you feel lightheaded - dizzy - or heart palpitations but feel no shock from the ICD.
If feel more than 3 shocks in a row or develop signs of infection at the site.
A monitor with four dual electrodes that are applied to the patients neck and thorax.
You need to maintain use of those devices continually except when the patient is ambulating - bathing - or during physical therapy or skin assessment.
32. What needs to be held during the placement of a femoral artery compression device?
Posterior nasal packing to stop the blood flow. The LPN CAN DO THIS!
Check for response - activate ERS - open airway head tilt chin lift - check breathing (5-10 sec) - give 2 breaths (1 sec) with visible chest rise - checks brachial pulse (5-10 sec) - locates CPR finger position - deliver 1st cycle of compressions (30
NO NSAIDS or ASA.
A life threatening emergency that involves a tear in the aorta's intimal layer allowing blood to flow through a false lumen creating a hematoma or false aneurysm.
33. What is intermittent claudication?
Explain procedure - stress importance of reporting symptoms. INSTRUCT The PATIENT NO TO EAT DRINK OR SMOKE AT LEAST 1 HOUR BEFORE The TEST. EVALUATE PATIENTS HISTORY FOR ANY CARDIAC CONDITIONS OR MEDICATIONS THAT MAY INTERFERE WITH The TEST!!! (No va
BIRTH CONTROL PILL (LEADING CAUSE of HTN In YOUNG WOMEN-45=STILL YOUNG) - BLACK Male (then white male - than black female - then white female) - obesity - smoking - stress - high Na diet - lack of exercise - age - sex - race - or noncompliance.
Leg pain that is brought on by exercise and relieved by rest. It is characteristic of peripheral artery occlusion/ arterial insufficiency. It is dull or cramp like and consistently occurs in the same area of the leg and with same amount of distance.
It is a test that examines the hearts response to being stressed by a pharmacologic agent. Persantine and adenosine vasodilate the coronary arteries and cause blood to shunt away from partially occluded coronary vessels. Then dobutamine stresses the
34. What should you do to treat pulmonary edema?
Direct current cardioversion and digoxin/propranolol (inderal).
Give furosemide (lasix) 40-60 mg IV - O2 administration - morphine sulfate 3-5 mg IV - have patient sit up with feet lowered (decreases venous return to the heart) - nitroglycerin given sublingual or IV - and rotating tourniquets (can reduce intratho
NO TED HOSE - NO SHEETS/BLANKETS - NO COMPRESSION DEVICES - (TEACH NO OPEN TOES SHOES). Lambs wool is okay!
Right sided heart failure
35. What is pericarditis?
(1st) Assess the client for S&S of decreased cardiac output and Notify physician (2nd).
IV LIDOCAINE BOLUS (50-100 mg) followed by an IV lidocaine drip (suppresses ventricular activity).
After a sheath removal to apply consistent pressure and prevent bleeding. (Ex: after swan ganz removal).
An inflammation of the pericardium. It may result in MI.
36. What is characteristic of ventricular fibrillation?
Totally disorganized - chaotic pattern - and no discernible waves or complexes.
Ventricular rate is regular at a rate of 40-60 bpm and there is no relationship of P waves to QRS complexes.
Keep clean and dry for 72 hours - DON'T LIFT The ELBOW OR ARM ON The INCISION SIDE FOR FOUR WEEKS (CAN'T BRUSH HAIR OR TEECH BC PULLS CAN ROLL MARBLES) - DON'T LIFT PUSH OR PULL MORE THAN 10 LBS FOR FOUR WEEKS - take pulse and wt each day - CAll CARD
Leg pain that is brought on by exercise and relieved by rest. It is characteristic of peripheral artery occlusion/ arterial insufficiency. It is dull or cramp like and consistently occurs in the same area of the leg and with same amount of distance.
37. How is the arterial brachial index (ABI) calculated? Who should perform this? What is normal?
It is calculated by checking the brachial BP and the ankle BP. The ankle systolic pressure is divided by the brachial systolic. The NA can perform. 0.97-1 is normal anything below indicates ischemia.
Fifth left intercostal space medial to the midclavicular line.
The internal jugular veins (external are less reliable).
CPR should be done. No defibrillation bc no rhythm to shock (heart already depolarized).
38. What will a leg with arterial insufficiency look like?
Hair loss - muscle mass loss - pallor when elevated - dependent rubor - and prolonged cap refill time.
MONA=Magnesium sulfate - O2 - Nitroglycerin - Aspirin (mona has a heart so EKG also if select all that apply).
File toe nails - if have new shoes only wear 2 hrs/day d/t neuropathy can't feel if problem. To decrease pain of claudication massage legs to increase circulation.
Stop What they are doing - sit down and rest - if prescribed nitroglycerin tablets place one under tongue - if it still remains take another tablet in 5 mins - and if still in pain take another after an additional 5 mins - if still pain after 3 table
39. What should you do if you are going to ventilate someone with an ambu bag?
Premature beats that are not preceded by a P- wave - QRS is wide and bizarre - and the T wave of the premature beat is generally large and in the opposite direction of the QRS.
In the first 72 hours!!!!!
Lower HOB - place patient supine - assess LOC - open airway - assess breathing - get ambu bag - put on gloves - connect tubing from O2 source - adjust flow to 10 to 15 liters. First RESCUER: PLACE APEX of MASK OVER BRIDGE of NOSE And BASE BETWEEN LOW
It is noninvasive. You must not eat - smoke - or drink alcohol for 3 hours before the test. WEAR COMFORTABLE SHOES And LOOSE LIGHTWEIGHT SHORTS OR SLACKS - YOU MAY GET AN INJECTION of THAllIUM - after your blood pressure and ECG are monitored for 10-
40. Should the tubing for a venous access port be included under the dressing site?
Warning
: Invalid argument supplied for foreach() in
/var/www/html/basicversity.com/show_quiz.php
on line
183
41. What does a swan ganz measure?
The damaged portion of the aorta is removed and is repaired with a synthetic graft.
The right and left ventricular pressures - cardiac output - arterial venous O2 difference - and pulmonary artery pressure.
Diuretic & Digoxin (dig increases force of contraction and increases perfusion). Know working if client is peeing (kidney perfusion) and more alert!
Before
42. What are coumadin and heparin used for?
Old truck driver or someone on bed rest or with pelvic trauma.
To inhibit thrombus and clot formation.
Diuretic & Digoxin (dig increases force of contraction and increases perfusion). Know working if client is peeing (kidney perfusion) and more alert!
SOB - dyspnea - anxiousness - diaphoresis - cool/clammy skin - distended neck veins - mental status changes - narrowed pulse pressure - hypotension - and faint or muffled heart sounds.
43. What should you do if the PT value is 45 sec?
MONA=Magnesium sulfate - O2 - Nitroglycerin - Aspirin (mona has a heart so EKG also if select all that apply).
Limit the size of the infarction is the goal. Treatment= thrombolytic therapy (tPA) initiated within 6 hours of the first symptoms= standard treatment.
D/C the med and call the doctor.
The damaged portion of the aorta is removed and is repaired with a synthetic graft.
44. What is pulsus paradoxus?
Having the patient supine is ideal but any position is acceptable so long as in same position for each monitoring session - locate clean and dry sensor sites on the neck (in line with earlobe) and thorax (midaxillary at xiphoid process) - connect lea
A drop in systolic BP greater than 12 mm Hg during inspiration indicating a compromise.
Constipation or MAY CAUSE ANKLES TO SWELL (call healthcare provider).
RAndI= Razor - electric - Aspirin - NO - Needles - small gauge - Decrease - needle sticks - and Injury- protect from. No percodan or NSAIDS - no open toed shoes.
45. What body systems are affected by digoxin toxicity? S&S?
It is a noninvasive test that takes 15 mins. Electrodes are applied to sites on your body. You must lie still - relax - and breathe normally and remain quiet. Talking or moving distorts the images
GI - neuro - and cardiac. S&S= yellow/green vision - N&V - bradycardia - and anorexia.
A drop in systolic BP greater than 12 mm Hg during inspiration indicating a compromise.
Elderly - hypothyroidism - renal dysfunction - dehydration - HYPOKALEMIA - hypomagnesemia - or hypercalcemia. Patients with abnormal potassium levels have a higher risk because hypokalemia makes the heart more sensitive to digoxin.
46. What is Raynauds disease? Tx?
Spasms of the arterioles in finger/toes (digits of hands/feet may fall off). Tx: stop smoking - avoid stress & cold - use a vasodilator (calcium channel blocker). No skiing or butcher for career.
Leg pain that is brought on by exercise and relieved by rest. It is characteristic of peripheral artery occlusion/ arterial insufficiency. It is dull or cramp like and consistently occurs in the same area of the leg and with same amount of distance.
Second Right intercostal space.
File toe nails - if have new shoes only wear 2 hrs/day d/t neuropathy can't feel if problem. To decrease pain of claudication massage legs to increase circulation.
47. What should you teach your patient about an exercise ECG (stress test)?
CPR should be done. No defibrillation bc no rhythm to shock (heart already depolarized).
Fat - Air - DVT - or Amniotic
It is noninvasive. You must not eat - smoke - or drink alcohol for 3 hours before the test. WEAR COMFORTABLE SHOES And LOOSE LIGHTWEIGHT SHORTS OR SLACKS - YOU MAY GET AN INJECTION of THAllIUM - after your blood pressure and ECG are monitored for 10-
It is a noninvasive test that takes 15 mins. Electrodes are applied to sites on your body. You must lie still - relax - and breathe normally and remain quiet. Talking or moving distorts the images
48. What is characteristic of premature ventricular contractions?
Premature beats that are not preceded by a P- wave - QRS is wide and bizarre - and the T wave of the premature beat is generally large and in the opposite direction of the QRS.
Identify the highest point of pulsation and measure from this point to the sternal angle. A measurement of greater than 3 cm= an elevated venous pressure.
Rapid ventricular rate with no relationship to atrial activity and QRS complex is wide and bizarre.
Lung disease
49. In what locations should you not place electrodes?
Activity intolerance
An enlarged space indicates fluid accumulation in the pericardial sac.
In fatty areas or over major muscles - large breasts - or bony prominences.
Deep in the sternomastoid muscle - so look for pulsations in the soft tissue surrounding that area.
50. What are common risk factors for an MI?
Iodine
SOB - dyspnea - anxiousness - diaphoresis - cool/clammy skin - distended neck veins - mental status changes - narrowed pulse pressure - hypotension - and faint or muffled heart sounds.
Difficulty breathing - pain in midchest and shoulder - pale - nausea - and light headedness.
Smoking - elevated cholesterol - diabetes - hypertension - old age - and family hx of coronary artery disease.