SUBJECTS
|
BROWSE
|
CAREER CENTER
|
POPULAR
|
JOIN
|
LOGIN
Business Skills
|
Soft Skills
|
Basic Literacy
|
Certifications
About
|
Help
|
Privacy
|
Terms
|
Email
Search
Test your basic knowledge |
Musculoskeletal
Start Test
Study First
Subject
:
health-sciences
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. What is the clinically important landmark for pubendal nerve block and When is it used
Acanthosis
Middle bicep down - cuts lateral at cuboidal foass and runs distally to include the thumb and 2nd digit
Serum ca - phos - alk phos are NL
Ischial spine - relieve pain during delivery
2. Where does cartilage loss begin in osteoarthritis
Lesch - nyhan - PRPP excess - dec exretion of uric acid (thiazide) inc cell turnover - von Gierke's dz - 90% due to underexcretion - 10% to overproduction
Medial aspect
Peroneal everts and dorsiflexes - foot dropPED; tibial inverts and plantarflexes - can't stand on Tip toes
Vesicle
3. Where is McBurney's point and What is there
Anti - CCP - HLA- DR4
Actinic keratosis - risk proportional to epithelial dysplasia
2/3 of the way from the umbilicus to the anterior superior iliac spine - appendix
Erlenmeyer flask bones that flare out - narrowed foramina
4. What nerve is injured in a fracture of the medial epicondyle of humerus - and What is a more distal lesion injuring the same nerve
Elevated ESR and nl CK - prednisone
Ulnar nerve - fracture of hook of hamate
Recurrent branch of the medain nerve
Nevocellular nevus
5. What causes compression of the C7 nerve root
Verrucae vulgaris
GC and cGMP and inhibition of MLCK
Upper trunk of brachial plexus
Cervical disk lesion
6. precipitation of monosodium urate crystals into joints due to hyperuricemia
Gout
Lesion to lower trunk of brachial plexus - loss of fxn of all lumbricals - forearm finger flexors - finger extensors are unopposed (radial nerve)
Dermatomyositis
Calmodulin - complex activates myosin light chain kinase
7. Which muscle laterally rotates and adducts arm
Rheumatoid arthritis
Teres minor
Steroids
Vesicle
8. In which form is myosin light chain active
Over deltoid
Ulnar nerve - fracture of hook of hamate
Endochondroma
Phosphorylated
9. What injury causes injury to the MC nerve and what motor and sensory defs dose it cause
Upper trunk compression - biceps - brachialis - corachobrachialis - flexion of arm at elbow - sensory = lateraly forearm
Stevens johnson syndrome - associated with adverse drug reactions - more severe version called toxic epidermal necrolysis
Musculocutaneous
NC migration
10. What is a precursor to squamous cell carcinoma
Wheal
Actinic keratosis
Inc CK - inc aldolase - and positive ANA and anti Jo -1 - steroids
Ulnar nerve - intrinsic muscles of hand
11. Which muscle is the most common rotator cuff injury and What does it do
Supraspinatus - abducts the arm before the deltoid
Pain in weight bearing joints at the end of the day and improving with rest
Exercise and Ca ingestion before age 30
MCP - PIP - no DIP
12. progressive symmetric proximal muscle weakness cause by CD8+ T cell induced injury to myofibers - dz - most common area of involvement and pathgnomonic histological finding
Polyostotic fibrous dysplasia
Polymyositis - shoulders - perifasicular inflammation
Flat bone (skul - facial bones - axial skeleton) woven directly formed - no cartilage - later remodeled to lamellar
Inc blood flow from AV shunts can cause high output heart failure
13. What are the most common symtpoms of SLE
85% - advanced paternal age - or auto dominant inheritance
Dermatomyositis
Fever - fatigue - weight loss - nonbacterial verruucous (Liebman - Sacks) endocarditis - hilar adenopathy - Raynauds
Fracture of surgical neck - dislocation of the humerus - intramuscular injections
14. What does acantholysis show in pemphigus vulgaris
Rheumatoid arthritis
ACH esterase inhibitors - edrophonium test - improvement of sx after edro means the patient is underdosed
Vertebral crush fractures - femoral neck fractures - distal radius (Colles') fracture
Intraepidermal bullae involving the skin and oral mucosa
15. osteochondrosis has rare malignant transformation into what cancer
Polymyositis - shoulders - perifasicular inflammation
Chondrosarcoma
Dermatitis herpetiformis
Lung
16. most common benign tumor - mature bone with cartilaginous cap - men <25 - origintate froms long metaphysis
Large goints (knee)
Recurrent branch of the median nerve
Osteochondroma - exostosis
Type 2
17. warts on genitals
Condyloma acuminatum - caused by HPV
Antibodies around cells of the epidermis in a reticular or netlike pattern
Atopic dermatitis - eczema
Lesch - nyhan - PRPP excess - dec exretion of uric acid (thiazide) inc cell turnover - von Gierke's dz - 90% due to underexcretion - 10% to overproduction
18. What are the bone mineral lab findings in paget's disease
Seborrheic keratosis
Serum ca - phos - PTH are nl alk phos elevated
Steroids
Anti - CCP - HLA- DR4
19. Associated with M. pneumonia - HSV - sulfa drugs - B lactams - phenytoin - cancers and autoimmune dz - skin disorder and description
Serum ca - phos - alk phos are NL
Osteochondroma - exostosis
Erythema multiforme - can be macules - papules vesicles - target lesions -
2/3 of the way from the umbilicus to the anterior superior iliac spine - appendix
20. What are the lab findings and TX in dermatomyositis
Osteoarthritis
Inc CK - inc aldolase - and positive ANA and anti Jo -1 - steroids
Recurrent branch of the median nerve
Phosphorylates myosin light chain which leads to cross bridge formation
21. What is the landmark for an LP
Ulnar nerve - intrinsic muscles of hand
Degenerative injury due to repeated use - tiny tears in the tendons and muscles - may be inflammatory - lateral epicondyle is tennis - medial epicondyle is golf
Anemia - thrombocytopenia - infection - extramedullary hematopoiesis
Iliac crest
22. What are the histo findings in an osteoclastoma
Spindle shaped cells with multinucleated giant cells
Polymyaglia rheumatica associated with temporal (giant cell) arteritis
Anti - histone
Albinism
23. What percent of these mutations occur sporadically and what parental feature are they associated with
Type 2
Myasthenia gravis - autoAb against ACH receptors causing ptosis - diplopia - general weakness -
85% - advanced paternal age - or auto dominant inheritance
Proximal median nerve lesion - loss of opponens pollicis muscle fxn leading to unopposoble thumb
24. bone replaced by fibroblasts and irregular bony trabeculae affecting many bones
Polyostotic fibrous dysplasia
Biceps
Acanthosis
Tear of the ACL
25. What kind of jxn is the zona occludens andw What is is composed of...
Tight jxn - prevents diffusion across paracellular space - composed of claudins and occludins
Endochondroma
Long thoracic nerve
Interossei and adductor policis
26. transiet vesicle seen in hives
Steroids
Wheal
Actinic keratosis
Allows adjacent cells to communicate for electric and metabolic fxns - connexons
27. premalignant lesions caused by sun exposure - small rough - erythematous or brownish papules - cutaenous horns - Name and risk of carcinoma
Carbonic anhydrase II
Schaumann (calcium and protein inclusions inside Langhans giant cells) and asteroid bodies
Actinic keratosis - risk proportional to epithelial dysplasia
Lichen planus
28. Ca2+ released from the SR binds what structure and What does it cause
GC and cGMP and inhibition of MLCK
Dec estrogen causes inc bone resorption - postmenopausal
Troponin C - conformational change that moves tropomyosin out the myosin binding groove on actin filaments
Over deltoid
29. Tumor occuring mostly at epiphyseal end of long bones - occuring btw 20 and 40 - locally aggressive bening tumor around distal femur and proximal tibia - tumor and characteristic xray findings
Median nerve
Giant cell tumor (osteoclastoma) - double bubble or soap bubble
Psoriatic arthritis - occurs is less than 1/3 of psoriasis pts
Upper trunk of brachial plexus
30. pruritic papules and vesicles - deposits of IgA a the tips of dermal papillae - associated with celiac
HI shrinks - A stays same
Antibodies around cells of the epidermis in a reticular or netlike pattern
Vertebral crush fractures - femoral neck fractures - distal radius (Colles') fracture
Dermatitis herpetiformis
31. bening cartilaginous neoplasm found in intramedullary bone - usually distal extremities
Palisading
Endochondroma
Gout
Lesion to lower trunk of brachial plexus - loss of fxn of all lumbricals - forearm finger flexors - finger extensors are unopposed (radial nerve)
32. Other than N. gono - what organisms can cause infectious - septic arthritis
< 2mc found in proximal tibia and femur - men < 25
Wire - loop lesions in kidney with immune complex deposition - death from renal failure and infxns
S. aureus - streptococcus
Trauma
33. What causes a lesion in the upper trunk of the brachial plexus
Chondrosarcoma
Trauma
Blow to the shoulder - trauma during delivery; limb hangs by side - medially rotated - forearm is pronated
Vitiligo - dec number in melanocytes
34. What do anterior and posterior in ACL and PCL refer to...
Sites of tibial attachment
Lamber eaton - presynaptic Ca channels - dec ACH release leading to proximal muscle weakness
Deep branch of radial nerve
Viral - maybe paramyxovirus
35. dried exudates from a vesicle - bulla or pustule seen impetigo
Crust
Onion skin - 11:22 - diaphysis of long bones - pelvis - scapula - ribs
Age - obesity and joint deformity
Infraspinatus - laterally rotates arm
36. chronic inflammatory disease of sacroiliac joints and spine - dz - associations
Papule
Pain in weight bearing joints at the end of the day and improving with rest
Ankylosing spondylitis - uveitis - aortic regurg and bamboo spine
Expansile glistening mass within the medullary cavity
37. blister containing pus
Pustule
Osteoarthritis
Acanthosis nigcricans
Gout
38. What test if specific for lupus but doesn't indicate prognosis
Torn MCL
Dermatitis herpetiformis
Pseudogout
Anti Smith
39. What does IM reveal in pemphigus vulgaris
False positives on syphillis test (RPR/VRDL) due to antiphospholipid antibodies - cross react with cardiolipin
NC migration
Antibodies around cells of the epidermis in a reticular or netlike pattern
Lesch - nyhan - PRPP excess - dec exretion of uric acid (thiazide) inc cell turnover - von Gierke's dz - 90% due to underexcretion - 10% to overproduction
40. What are the lab findings in osteopetrosis
Nl - thickened dense bones
Ulnar nerve - intrinsic muscles of hand
Myosin light chain phosphotase
Myosin
41. Other than characteristic joints and subQ nodules - What are the other findings classicly in RA
Posterior cord
Ulnar deviation - subluxation - bakers cysts (behind knee)
Failure of longitudinal growth (endochondrial ossification) leading to short limbs - membranous is unaffected - large head
Actin
42. What is contained within epithelial granulomas of pts with sarcoid
Schaumann (calcium and protein inclusions inside Langhans giant cells) and asteroid bodies
Recurrent branch of the median nerve
Parakeratosis
Actinic keratosis - risk proportional to epithelial dysplasia
43. On the palmar and dorsal sides of the hand - what dermatome covers the 5th finger and the lateral 1/2 of the 4th finger
Lesch - nyhan - PRPP excess - dec exretion of uric acid (thiazide) inc cell turnover - von Gierke's dz - 90% due to underexcretion - 10% to overproduction
Ulnar
Steroids
Median nerve - lunate bone
44. larger osteoid osteoma found in vertebral column
Supraspinatus - abducts the arm before the deltoid
In pemphis vulgaris - separation of epidermis upon manual stroking of skin
Osteoblastoma
Flat bone (skul - facial bones - axial skeleton) woven directly formed - no cartilage - later remodeled to lamellar
45. What organisms can cause chronic infectious arthritis
TB from dissemination and lyme dz
Pemphigus vulgaris
Giant cell tumor (osteoclastoma) - double bubble or soap bubble
Pityriasis rosea
46. What kind of endocrine abnl are associated with McCune Albright
Precocious puberty
Radial - BEST extensors - posterior arm and dorsal hand/thumb - wrist drop
Down T tubule
Intermediate jxn - just below zona occludens - cadherins and actin filaments - cadherins are dependent on Ca2+
47. Where does the muscle contraction travel after leaving the motor end plate
Phosphate is liberated from the myosin head
Inc spinosum - dec granulosum
Down T tubule
Myosin releases bound ADP and is displaced on the actin filament
48. Autoimmune disorder with IgG antibody against hemidesmosomes - dz - IM - other findings
Warning
: Invalid argument supplied for foreach() in
/var/www/html/basicversity.com/show_quiz.php
on line
183
49. Besides the skin - what other organ systems are commonly affected by scleroderma and who is primarily affected
Renal - pulm - CV - GI - 75% female
Iliac crest
Dermatitis
Dermatitis herpetiformis
50. irregular raised lesion resulting from scar tissue hypertrophy - follows trauma to skin - common to african americans see in T. pertenue (yaws)
Keloid
Polymyositis - shoulders - perifasicular inflammation
Staph scalded skin syndrome
Inc spinosum - dec granulosum