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. progressive symmetric proximal muscle weakness cause by CD8+ T cell induced injury to myofibers - dz - most common area of involvement and pathgnomonic histological finding
Osteoarthritis
Median nerve
Men - needle shaped and negatively birefringent = yellow crystals under parallel light
Polymyositis - shoulders - perifasicular inflammation
2. What organisms can cause chronic infectious arthritis
Rheumatoid arthritis
Loss of lateral lumbrical fxn - 2nd and 3d digits are clawed and can't extend
Osteochondroma - exostosis
TB from dissemination and lyme dz
3. What is the primary screening test for lupus
ANA - sensitive but not specific
Cellulitis - s aureus - s pyogenes
Osteoma (gardners syndrome) - new piece of bone grows on another bone - often skull
Flex the MCP joints and extend both the DIP and PIP joints
4. 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
5. subchondreal cysts - sclerosis - osteophytes - joint space narrowing - eburnation - hebereden's nodes (DIP) bouchard nodes (PIP) - characteristic findings of this dz
Serum ca - phos - alk phos are NL
Acanthosis nigcricans
Sarcoidosis - black females - ACE
Osteoarthritis
6. anaplastic small blue cell malignant tumor - most common in boys < 15 - dz and prognosis
Osteogenic carcinoma
Ewings sarcoma - aggressive with early mets - but responsive to chemo
Anti - CCP - HLA- DR4
Adduct the fingers
7. inflammatory disorder affective synovial joints with pannus formation in joints
Rheumatoid arthritis
Basophilic - rhomboid crystals - weakly birefringent
S100 - associated with sunligh exposure - fair skinned at risk - depth of tumor correlates with risk of mets - dark with irregular borders
Verrucae vulgaris
8. What are the lab findings in osteopetrosis
Men and women > 70 - senile osteporosis
Inc blood flow from AV shunts can cause high output heart failure
Nl - thickened dense bones
Melasma (chloasma)
9. Which muscle is the pitching injury and What does it do
Vertebral crush fractures - femoral neck fractures - distal radius (Colles') fracture
STD presents as a monarticular - migratory arthritis with an asynmetrical pattern - affected joint is painful - red and swollen
Infraspinatus - laterally rotates arm
Dorsal side of lateral hand - most of lateral surface of the thumb - no digits
10. Warts - soft - tan - colored - cauliflower type lesions - epidermal hyperplasia - hyperkeratosis - koilocytosis
Ribonucleoprotein antigents - SS- A and SS- B (Ro and La)
In psoriasis - bleeding spots when scales are scraped off
Verrucae
Endochondroma
11. What is the most common NMJ disorder - What causes it and What are common symptoms
Intermediate jxn - just below zona occludens - cadherins and actin filaments - cadherins are dependent on Ca2+
Onion skin - 11:22 - diaphysis of long bones - pelvis - scapula - ribs
Myasthenia gravis - autoAb against ACH receptors causing ptosis - diplopia - general weakness -
Medial aspect
12. What clinical features in vertebral crush fractures
Acute back pain - loss of height - and kyphosis
Binds myosin head and releases actin filament allowing cross - bridge cycling and shortening to occur
Psoriatic arthritis - occurs is less than 1/3 of psoriasis pts
Osteochondroma - exostosis
13. What causes the symptoms of MG to worsen - and What is used to diagnose
Myosin
Muslce use - nerve stim/compound muscle test
Increase in both osteoblast and osteoclast activity
Patch
14. warts on genitals
Actinic keratosis - risk proportional to epithelial dysplasia
Condyloma acuminatum - caused by HPV
Nl - thickened dense bones
Allopurinaol - uricosurics (probenicid)
15. What enzyme defect in responsible for osteopetrosis
85% - advanced paternal age - or auto dominant inheritance
Carbonic anhydrase II
Serum ca - phos - PTH are nl alk phos elevated
Hyperkeratosis
16. In which form is myosin light chain active
False positives on syphillis test (RPR/VRDL) due to antiphospholipid antibodies - cross react with cardiolipin
Phosphorylated
Scleroderma
Allopurinaol - uricosurics (probenicid)
17. What are the common perpetrating infections for Reiters syndrome
Infraspinatus - laterally rotates arm
Post GI infxn or chlamydia
Men - needle shaped and negatively birefringent = yellow crystals under parallel light
Viral - maybe paramyxovirus
18. What are common features of lupus
Wire - loop lesions in kidney with immune complex deposition - death from renal failure and infxns
Vitiligo - dec number in melanocytes
Defective mineralization/calcification of osteoid - osteomalacia in adults and ricketts in kids
Atopic dermatitis - eczema
19. What happens at the postsynaptic motor end plate
TB from dissemination and lyme dz
Ligand binding leads to muscle depol
Integrin binds laminin in BM
Posterior cord
20. What antibody is less sensitive than RF but more specific and What is the HLA association
Gout
Fibrinoid necrosis surrounded by palisading histiocytes
Anti - CCP - HLA- DR4
MCP - PIP - no DIP
21. papule > 1cm seen psoriasis
Widespread skin involvment - rapid progression - early visceral involvement
Ulnar nerve - intrinsic muscles of hand
Plaque
Restrictive lung disease - bilateral hilar lymphadenopathy - erythema nodosum - Bell's palsy
22. What are the possible origins of the paget's disease
Median nerve - same fingers but not on the hand
Viral - maybe paramyxovirus
Tibial - foot inversioon and plantarflexion; toe flexion - sole of foot is sensory
Nl - thickened dense bones
23. skin cancer associatd associated with excessive exposure to sunlight and arsenic
Patch
Abduct the fingers
Verrucae
Squamous cell carcinoma
24. What is the tumor marker for melanoma - who is at risk - what correlates with risk of metastasis and What is the gross path
Erlenmeyer flask bones that flare out - narrowed foramina
Sudden appearance of multiple sebhorrheic keratosis lesions indicating underlying lesions - GI or lymphoid
S100 - associated with sunligh exposure - fair skinned at risk - depth of tumor correlates with risk of mets - dark with irregular borders
Radial nerve
25. Achondroplasia is a failure of what process which results in which characteristic findings
Adductor policis brevis
Inc alk phos - abnl bone architecture
Failure of longitudinal growth (endochondrial ossification) leading to short limbs - membranous is unaffected - large head
Tear of the ACL
26. loss of what muscles in Erbs causes the medial rotation
Musculocutaneous
Paralysis of lateral rotators
Pemphigus vulgaris
Elevated 1 alpha hydroxylase mediated vit D activation in epithloid macrophages
27. Deposition of calcium pyrophosphate cyrstals within the joint space
Mesenchymal stem cells in periosteum
Osteochondroma - exostosis
Pseudogout
Wire - loop lesions in kidney with immune complex deposition - death from renal failure and infxns
28. What is the classic presentation of osteoarthritis
Wheal
MCL - ACL - lateral meniscus (esp in athletes)
S100 - associated with sunligh exposure - fair skinned at risk - depth of tumor correlates with risk of mets - dark with irregular borders
Pain in weight bearing joints at the end of the day and improving with rest
29. What nerve become injured in the incorrect use of a crutch
Melasma (chloasma)
Radial nerve becomes compressed in axilla
Fever - fatigue - pleuritis - pericarditis
Hyperkeratosis
30. What causes golf or tennis elbow
Degenerative injury due to repeated use - tiny tears in the tendons and muscles - may be inflammatory - lateral epicondyle is tennis - medial epicondyle is golf
Giant cell tumor (osteoclastoma) - double bubble or soap bubble
Osteochondroma - exostosis
Upper trunk of brachial plexus
31. How is chondrosarcoma described
Loss of lateral lumbrical fxn - 2nd and 3d digits are clawed and can't extend
Radial - BEST extensors - posterior arm and dorsal hand/thumb - wrist drop
Strawberry hemangioma
Expansile glistening mass within the medullary cavity
32. Loss of what muslces in Erbs causes the limb to hang by side
McCune - Albright syndrome
Lesioned by midshaft fracture of humerus
Paralysis of abductors
Anti ds DNA - poor prognosis
33. When does membranous ossification occur and What is the difference between membranous and endochondrial
Muslce use - nerve stim/compound muscle test
Erlenmeyer flask bones that flare out - narrowed foramina
Flat bone (skul - facial bones - axial skeleton) woven directly formed - no cartilage - later remodeled to lamellar
Type 1 - inc mitochondria and myoglobin conc - inc OXPHOS leading to sustained conctraction
34. What is the clinically important landmark for pubendal nerve block and When is it used
Glucocorticoids
Vertebral crush fractures - femoral neck fractures - distal radius (Colles') fracture
Ischial spine - relieve pain during delivery
Biceps
35. What enzyme is necessary for smooth muscle relaxation after contraction
Thymoma
Nevocellular nevus
Myosin light chain phosphotase
Stevens johnson syndrome - associated with adverse drug reactions - more severe version called toxic epidermal necrolysis
36. What do dorsal interosseous muscles do
Nl - decreased bone mass
Abduct the fingers
Elevated ESR and nl CK - prednisone
Head - trunk - extremities - common benign neoplasm in older persons
37. What are the histo findings in an osteoclastoma
Supraspinatus - infraspinatus - teres minor - subscapularis - SItS
Spindle shaped cells with multinucleated giant cells
Anti Smith
Exercise and Ca ingestion before age 30
38. What kind of bone tumor is associated with FAP and What is the finding
Osteosarcoma - multiple myeloma
Sudden appearance of multiple sebhorrheic keratosis lesions indicating underlying lesions - GI or lymphoid
Supraspinatus - infraspinatus - teres minor - subscapularis - SItS
Osteoma (gardners syndrome) - new piece of bone grows on another bone - often skull
39. What nerve is injured in a fracture of the medial epicondyle of humerus - and What is a more distal lesion injuring the same nerve
Actinic keratosis
Trauma
Dec estrogen causes inc bone resorption - postmenopausal
Ulnar nerve - fracture of hook of hamate
40. What does lack of ATP cause
Acanthosis nigcricans
Glucocorticoids
Outer arm
Rigor mortis
41. What lesion causes winged scapula
Binds myosin head and releases actin filament allowing cross - bridge cycling and shortening to occur
Radial nerve becomes compressed in axilla
Serum ca - phos - alk phos are NL
Long thoracic nerve
42. How is diffuse scleroderma characterized
Keloid
Widespread skin involvment - rapid progression - early visceral involvement
Troponin C - conformational change that moves tropomyosin out the myosin binding groove on actin filaments
Fibrinoid necrosis surrounded by palisading histiocytes
43. Reduction of primarily trabecular (spongy) bone mass despite nl bone mineralization lab values
Ulnar - opponens digiti minimi - abductor digiti minimi - flexor digiti mimini
Osteoporosis
Polyostotic fibrous dysplasia
ANA - sensitive but not specific
44. What disease is caused by autoantibodies to desomosmes - What area of the cell would it occur - and what molecules are connecting
Lesioned by midshaft fracture of humerus
Acute back pain - loss of height - and kyphosis
Pemphigus vulgaris - macula adherens where cadherins attach to intermediate filaments
Radial nerve becomes compressed in axilla
45. Loss of what muscles in Erbs causes the forearm to be pronated
Ulnar nerve - fracture of hook of hamate
Defective mineralization/calcification of osteoid - osteomalacia in adults and ricketts in kids
Anemia - thrombocytopenia - infection - extramedullary hematopoiesis
Biceps
46. larger osteoid osteoma found in vertebral column
Acanthosis
Verrucae vulgaris
Osteoblastoma
In psoriasis - bleeding spots when scales are scraped off
47. What does acantholysis show in pemphigus vulgaris
Musculocutaneous
Mesenchymal stem cells in periosteum
ACH esterase inhibitors - edrophonium test - improvement of sx after edro means the patient is underdosed
Intraepidermal bullae involving the skin and oral mucosa
48. Which muscle is the most common rotator cuff injury and What does it do
Supraspinatus - abducts the arm before the deltoid
Inc blood flow from AV shunts can cause high output heart failure
Calcinosis - raynauds - esophageal dysmotility - sclerodactyly - telangiectasia - anti centromere antibody
Mosiac bone pattern - long bone chalk stick fractures - increased hat size or hearing loss due to auditory foramen narrowing
49. epidermal hyperplasia (inc spinosum)
85% - advanced paternal age - or auto dominant inheritance
Acanthosis
Troponin C - conformational change that moves tropomyosin out the myosin binding groove on actin filaments
Medial 1.5 fingers - hypothenar eminence
50. hyperpigmentation associated with pregnancy or OCP
3rd finger
Lichen planus
Outer arm
Melasma (chloasma)
Sorry!:) No result found.
Can you answer 50 questions in 15 minutes?
Let me suggest you:
Browse all subjects
Browse all tests
Most popular tests
Major Subjects
Tests & Exams
AP
CLEP
DSST
GRE
SAT
GMAT
Certifications
CISSP go to https://www.isc2.org/
PMP
ITIL
RHCE
MCTS
More...
IT Skills
Android Programming
Data Modeling
Objective C Programming
Basic Python Programming
Adobe Illustrator
More...
Business Skills
Advertising Techniques
Business Accounting Basics
Business Strategy
Human Resource Management
Marketing Basics
More...
Soft Skills
Body Language
People Skills
Public Speaking
Persuasion
Job Hunting And Resumes
More...
Vocabulary
GRE Vocab
SAT Vocab
TOEFL Essential Vocab
Basic English Words For All
Global Words You Should Know
Business English
More...
Languages
AP German Vocab
AP Latin Vocab
SAT Subject Test: French
Italian Survival
Norwegian Survival
More...
Engineering
Audio Engineering
Computer Science Engineering
Aerospace Engineering
Chemical Engineering
Structural Engineering
More...
Health Sciences
Basic Nursing Skills
Health Science Language Fundamentals
Veterinary Technology Medical Language
Cardiology
Clinical Surgery
More...
English
Grammar Fundamentals
Literary And Rhetorical Vocab
Elements Of Style Vocab
Introduction To English Major
Complete Advanced Sentences
Literature
Homonyms
More...
Math
Algebra Formulas
Basic Arithmetic: Measurements
Metric Conversions
Geometric Properties
Important Math Facts
Number Sense Vocab
Business Math
More...
Other Major Subjects
Science
Economics
History
Law
Performing-arts
Cooking
Logic & Reasoning
Trivia
Browse all subjects
Browse all tests
Most popular tests