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Foundational Sciences Flashcards

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0
Q

What muscles does the Musculocutaneous nerve innervate?

A
  1. Coracobrachialis
  2. Biceps brachii
  3. Brachialis
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1
Q

Musculocutaneous nerve SC segment

A

C5, C6

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2
Q

What’s the sensory distribution of the Musculocutaneous nerve?

A

Anterolateral surface of forearm

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3
Q

If you we’re to damage the Musculocutaneous nerve, how would the pt present?

A
  1. Loss of forearm flexion when supinated
  2. Weakened supination
  3. No sensation along anterolateral forearm
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4
Q

What’s the SC segment of the Axillary nerve?

A

C5, C6

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5
Q

What’s the SC segment of the Radial nerve?

A

C5, C6, C7, C8, T1

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6
Q

What’s the SC segment of the Median nerve?

A

C6, C7, C8, T1

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7
Q

What’s the SC segment of the Ulnar nerve?

A

C7, C8, T1

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8
Q

What’s the SC segment of the Sciatic nerve?

A

L4-S3

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9
Q

What’s the SC segment of the Femoral nerve?

A

L2, L3, L4

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10
Q

What’s the SC segment of the Tibial nerve?

A

L4-S3

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11
Q

What’s the SC segment of the Superficial Fibular (peroneal) nerve?

A

L5-S2

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12
Q

What’s the SC segment of the Deep Fibular (peroneal) nerve?

A

L4-S2

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13
Q

What muscles are innervated by the Axillary nerve?

A
  1. Deltoid

2. Teres minor

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14
Q

What muscles are innervated by the Radial nerve?

A
  1. Triceps
  2. Anconeus
  3. Brachioradialis
  4. Supinator
  5. Wrist/Finger/Thumb EXTENSORS
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15
Q

What muscles are innervated by the Median nerve?

A
  1. Pronators
  2. Wrist/Finger flexors on radial side
  3. Most thumb muscles
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16
Q

What muscles are innervated by the Ulnar nerve?

A
  1. Flexor Carpi Ulnaris (FCU)
  2. Flexor Digitorum Profundus (medial half) (FDP)
  3. Interossei
  4. 4/5th Lumbricals
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17
Q

What muscles are innervated by the Sciatic nerve?

A
  1. Hamstrings

2. Adductor Magnus

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18
Q

What muscles are innervated by the Femoral nerve?

A
  1. Sartorius
  2. Quadriceps
  3. Iliacus
  4. Pectineus
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19
Q

What muscles are innervated by the Tibial nerve?

A
  1. Gastrocnemius
  2. Soleus
  3. Plantaris
  4. Popliteus
  5. Tibialis Posterior
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20
Q

What muscles are innervated by the Superficial Fibular nerve?

A
  1. Fibularis Longis

2. Fibularis Brevis

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21
Q

What muscles are innervated by the Deep Fibular nerve?

A
  1. Tibialis Anterior
  2. Extensor Hallucis Longus
  3. Extensor Hallucis Brevis
  4. Extensor Digitorum Longus
  5. Extensor Digitorum Brevis
  6. Fibularis Tertius
  7. 1/2nd Dorsal Interossei
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22
Q

What is the sensory distribution of the Axillary nerve?

A

Lateral arm over lower portion of deltoid

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23
Q

What is the sensory distribution of the Radial nerve?

A

Posterior arm, posterior forearm, and radial side of posterior hand

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24
What is the sensory distribution of the Median nerve?
Palmar aspects of thumb, 2/3/4th radial half fingers
25
What is the sensory distribution of the Ulnar nerve?
4th finger medial and 5th finger
26
What is the sensory distribution of the Sciatic nerve?
Distributions of tibial, superficial Fibular and deep Fibular.
27
What is the sensory distribution of the Femoral nerve?
Middle anterior thigh and medial thigh proximal to knee
28
What is the sensory distribution of the Tibial nerve?
Posterior/lateral calf, ankle, and heel
29
What is the sensory distribution of the Superficial Fibular nerve?
Anterior/Lateral distal lower leg and ankle and most of the dorsum of the foot
30
What is the sensory distribution of the Deep Fibular nerve?
Web space between 1st and 2nd toes on the dorsum of foot
31
Motor paralysis of Axillary nerve would present as?
Loss of shoulder abduction, weakened external rotation
32
Motor paralysis of Radial nerve would present as?
Loss of elbow, wrist, finger, and thumb EXTENSION
33
Motor paralysis of Median nerve would present as?
Loss of forearm pronation, thumb opposition, flexion, and abduction
34
Motor paralysis of Ulnar nerve would present as?
Loss of: 1. wrist ulnar deviation 2. Thumb ADDuction 3. Most intrinsics Weakened: 2. Wrist and finger flexion 3. 4th and 5th finger flexion CLAW HAND
35
Motor paralysis of Sciatic nerve would present as?
Loss of knee flexion, weak hip ADDuction, and loss of all muscle function below the knee
36
Motor paralysis of Femoral nerve would present as?
Loss of hip flexion and knee extension
37
Motor paralysis of Tibial nerve would present as?
Loss of PF and supination
38
Motor paralysis of Superficial Fibular nerve would present as?
Loss of eversion
39
Motor paralysis of Deep Fibular nerve would present as?
Loss of DF and weakness in foot intrinsics
40
What's the DTR Level of the biceps?
C5-6
41
What's the DTR Level of the Brachioradialis?
C6
42
What's the DTR Level of the triceps?
C7
43
What's the DTR Level of the patellar tendon?
L3, L4
44
What's the DTR Level of the Achilles' tendon?
S1, S2
45
Name the responses of DTRs that are used as levels
``` 0 = areflexia (absent) 1+ = hyporeflexia (sluggish) 2+ = normal 3+ = hyperreflexia (brisk) ```
46
What kind of DTR response would lead to believe it was an UMN issue?
3+ hyperreflexia
47
What kind of DTR response would lead to believe it was an LMN issue?
1+ hyporeflexia
48
How do you NTT the tibial nerve?
SLR c DF & Eversion
49
How do you NTT the peroneal nerve?
SLR c PF & Inversion
50
How do you NTT the sural nerve?
SLR c DF & Inversion
51
What are the two tests used for spinal cord signs?
Ankle clonus and babinski
52
What nerve and level does toe raises test?
S1, tibial nerve
53
What nerve and level does heel walking test?
L4,L5, deep Fibular nerve
54
What nerve and level does hip flexion test?
L1, L2, Femoral nerve
55
What nerve and level does knee extension test?
L3, Femoral nerve
56
What nerve and level does DF test?
L4, deep Fibular nerve
57
What nerve and level does big toe extension test?
L5, deep Fibular nerve
58
What nerve and level does ankle Eversion test?
S1, superficial Fibular nerve
59
What DTR level is the patella?
L3,L4
60
What DTR level is the Achilles?
S1, S2
61
What nerve and level does shoulder elevation test?
C2, C3, C4
62
What nerve and level does shoulder abduction?
C5
63
What nerve and level does elbow flexion test?
C6
64
What nerve and level does elbow extension test?
C7
65
What nerve and level does wrist flexion test?
C7
66
What nerve and level does wrist extension test?
C6
67
What nerve and level does thumb extension test?
C8
68
What nerve and level does finger abduction test?
T1
69
What is Cellulitis?
1. Inflammation of the CONNECTIVE TISSUE + infection 2. Skin over area oh hot, red, edematous, 3. Looks like skin of an orange
70
What is dermatitis?
1. Inflammation of the SKIN 2. Vesicles, redness, edema, oozing, crusting, scaling 3. Usually itching
71
What is Psoriasis?
1. Chronic disease of the skin | 2. Erythematous plaques covered with silvery scale
72
What is scleroderma?
1. Chronic diffuse disease of connective tissue 2. Fibrosis of the skin, joints, blood vessels & internal organs 3. Usually accompanied c raynaud's
73
What is Sjögren's syndrome
RA-like disorder 1. Dryness of mucous membranes 2. Joint inflammation 3. Anemia More common the SLE, less than RA
74
What is a Smith's fracture?
Distal fracture of the radius Dislocates in ventral direction (Reverse Colle's fx) *fall onto flexed wrist
75
What is Kienbock's disease?
Trauma resulting in Wrist pain | Progressive limitation of wrist motion
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