Test 3 Flashcards

1
Q

Ankylosing spondyitis (rheumatoid spondylitis) most common abnormality seen?

A

This primarily affects cervical spine- causing atlantoaxial instability

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2
Q

Tibialis anterior function

A

DF, inversion

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3
Q

Poliomyelitis results from an acute viral infection of the:

A

Dura mater of brain and spinal cord

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4
Q

MSDS stands for

A

Material safety data sheet

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5
Q

Halo sizing: ring, vest

A

Ring- measure largest circumference of skull

Vest- measure chest circumference at xiphoid preocess, men’s jacket size, women’s bra size

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6
Q

Halo ring placement

A

As subequatorial as possible wi/out interfering with anatomy- ears, eyes, etc. (Kyle)
1/4” Superior to ears (HANGER TEST)
.5 cm above the eyebrows and .5-1cm above top of ears( Jerome)

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7
Q
Quad patient with a functioning C7 will lose which of the following?
A. Wrist extension
B. Elbow flexion
C. Finger flexion
D. Shoulder abduction
A

C. Finger flexion- C8 level - interosseus muscles

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8
Q
Example of congenital spinal deformity is? 
A. Infantile scoliosis 
B. Hemivertebrae 
C. Thoracic hypokyphosis
D. Anterior vertebral wedging
A

Hemivertebrae

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9
Q

Which nerve supplies the peroneus brevis

A

Superficial peroneal nerve

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10
Q

ACL attaches to the non-articulated aspects of the tibia and the posterior aspect of the..

A

Medial surface of the lateral femoral condyle

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11
Q

Presentation of combined median ulnar nerve lesion

A

Wrist is slightly hyperextended and inclined to radial side
Ape hand- thumb in the plane of the hand and slightly abducted.
MCPj- hyperextended
IP-slightly flexed
Patient can not abduct or adduction finger

Sensory symptoms are lost in hand

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12
Q

Mot appropriate orthosis for a patient with a median and ulnar nerve laceration at the wrist

A

WHO w/ spring wire wrist flexion assist

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13
Q

Brachioradialis primary and secondary function

A

1°- flex elbow

2°- supination

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14
Q

What nerve innervates the gastrocnemius and soleus

A

Tibial nerve

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15
Q
Which of the following muscles BEST substitutes for a non-functional tibialis anterior
A. Tibialis posterior
B. Extensor hallucis longus
C. Extensor digitorum brevis
D. Peroneus longus
A

B. Extensor hallucis longus

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16
Q

Inflammation anterior to the flexor retinaculum is called

A

Carpal tunnel

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17
Q

The greatest advantage that a dorsal style WHO has over a volar style WHO is that it

A

Allow tactile sensation

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18
Q

The extensor carpi ulnaris works synergistically with the _____ to provide wrist extension

A

Extension digitorum

19
Q

A patient presents with no volitional strength to the thumb. What component will you recommend

A

Thumb post

20
Q

Which of the following deformity in the fingers is most similar to a hammer toe

A

Boutonniere

21
Q

The volar surface of the forearm contains the ____muscles, which as a group originate at the ____humeral epicondyle

A

Wrist flexor, medial

22
Q

Most common etiology of a stroke is

23
Q

A dynamic IP extension assist with an MP extension stop should be used if a patient

A

Has lumbrical weakness and has hyperextended MPs

24
Q

A 68year old female presents with RA. What deformity is most likely occurring at her MPs

A

Volar subluxation and ulnar deviation

25
The correct distal trimline of the thumb adduction stop (C-bar) bar is
Proximal to 1st MCP
26
MOST likely use a balanced forearm orthosis?
Quadriplegic with fair shoulder power
27
Swan neck deformity, the pip joint is
Hyperextended and the DIP is flex
28
C6 quad, which muscles will the patient use to manipulate a WHOwrist driven for prehension
Extensor carpi radialis longus and brevis
29
The 1st CMC is what type of joint
Saddle joint
30
Most important motor acquisition of the c5 quad is
Shoulder/ elbow flexion
31
A boutonnière deformity consists of PIP
Flexion and DIP hyperextension
32
C1- atlas characteristics
``` Atypical No spinous process No body Can move independent of other vertebrae Yes-yes motion Atlanto-occipital joint Atlanta-axial joint ```
33
C2 axis characteristics
``` Atypical Spinous process Body Odontoid process Greatest transverse motion No no motion ```
34
3 stabilities of spine
Nerve stability Mechanical- ligament (passive) Musculoskeletal- muscle
35
C3-7 characteristics
``` Bifid spinous process Typical C4-5 and C5-6 most mobile segments w/i cervical spine C7 most prominent spinal process Mobility allowed from facet orientation ```
36
Jefferson fx C1
``` Burst fx 3-4 fx lines in atlas MVA common Axial loading of head HALO ```
37
Odontoid fx C2
Type I- odontoid tip only (moderate) Type II-odontoid fx at base (sever)- fusion, Halo Type III-fx in to body of axis still have ligament stability- halo or ridge CO
38
Compression fx failure of
Anterior column
39
Burst fx- failure
Anterior and mid column
40
Seatbelt fx failure
Posterior and middle column
41
Dislocation fx failure
All 3 column fail
42
Lower cervical spine trauma- rotation w/ dislocation
Unilateral facet dislocation- halo
43
Lower cervical spine trauma- flexion distraction
Bilateral facet dislocation-true spondylolisthesis- very unstable: surgery
44
Lower cervical spine trauma- extension
Fx of Pars interarticular...ox?