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PM&R Recap > Elbow Innvervation > Flashcards

Elbow Innvervation Flashcards

1
Q

What are the 4 elbow flexor muscles?

A

Biceps brachii
Brachial
Brachioradialis
Pronator Teres

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2
Q

Which muscle is the main elbow flexor?

A

Brachialis

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3
Q

Biceps Brachii
Nerve Roots, Trunk, Cord, Branches

A

C5-6, upper trunk, lateral cord, musculocutaneous nerve

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4
Q

Brachialis
Nerve Roots, Trunk, Cord, Branches

A

C5-6, upper trunk, lateral cord, musculocutaneous nerve

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5
Q

Brachioradialis
Nerve Roots, Trunk, Cord, Branches

A

C5-6, upper trunk, lateral cord, Radial nerve (below Spiral groove)

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6
Q

Pronator Teres
Nerve Roots, Trunk, Cord, Branches

A

C6-7, upper and middle trunk, lateral cord, median nerve

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7
Q

2 muscles for elbow extension

A

Triceps
Anconeus

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8
Q

Triceps
Nerve Roots, Trunk, Cord, Branches

A

C6-7-8, all 3 trunk, posterior cord, radial nerve (innervated ABOVE spiral groove)

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9
Q

Anconeus
Nerve Roots, Trunk, Cord, Branches

A

C6-7-8, all 3 trunk, posterior cord, radial nerve (innervated ABOVE spiral groove)

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10
Q

2 forearm supinator muscles

A

Biceps brachii
Supinator

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11
Q

Main forearm supinator muscle

A

Biceps brachii

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12
Q

Supinator
Nerve Roots, Trunk, Cord, Branches

A

C5-6, upper trunk, posterior cord, radial nerve, PIN

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13
Q

2 forearm pronator muscles

A

Pronator Teres
Pronator Quadratus

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14
Q

Pronator Teres
Nerve Roots, Trunk, Cord, Branches

A

C6-7, upper and middle trunks, lateral cord, median nerve

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15
Q

Pronator Quadratus
Nerve Roots, Trunk, Cord, Branches

A

C7-8-T1, middle and lower trunks, medial and lateral cord, median nerve, AIN

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16
Q

Flexor Carpi Radialis
Nerve Roots, Trunk, Cord, Branches

A

C6-7, upper and middle trunks, lateral cord, median nerve

17
Q

Flexor Carpi Ulna’s
Nerve Roots, Trunk, Cord, Branches

A

C8-T1, lower trunk, medial cord, ulnar nerve

18
Q

Flexor Digitorum Superficialis
Nerve Roots, Trunk, Cord, Branches

A

C7-8, middle and lower trunks, medial and lateral cord, median nerve

19
Q

Flexor Digitorum Profundus
Nerve Roots, Trunk, Cord, Branches

A

C7-8-T1, middle and lower trunks, medial cord, AIN/ulnar nerve
(so “profound” that it requires 2 nerves to innervate it (medial and ulnar))

20
Q

Extensor Digitorum
Nerve Roots, Trunk, Cord, Branches

A

C7-C8, middle and lower trunks, posterior cord, radial nerve, PIN

21
Q

Extensor Carpi Ulnaris
Nerve Roots, Trunk, Cord, Branches

A

C7-C8, middle and lower trunks, posterior cord, radial nerve, PIN

22
Q

In Tennis Elbow, which muscle is the cause of the pain

A

Extensor Carpi Radialis BREVIS

PM&R Recap (8 decks)

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