brachial plexus Flashcards

1
Q

Musculocutaneous n: cord, roots, action

A

Roots C5 and 6
Cord: lateral
Action: flexors in upper arm

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2
Q

Axillary n

A

Roots: C5 and 6
Cord: Posterior cord
Action: shoulder mvmts

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3
Q

radial n

A

Roots: C5-T1
Cord: posterior
Action: extensors (triceps)

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4
Q

median n

A

Roots: C6-T1
Cords: lateral and medial
Action: flexors in forearms

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5
Q

ulnar n

A

Roots: C8-T1
Cord: medial cord
Action: intrinsic muscles of hand

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6
Q

Leg: upper ant compartment muscles

A

Rectus femoris, VL, VM, VI, Sartorius, iliacus, psoas major

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7
Q

leg upper ant compartment muscle

A

femoral n.

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8
Q

leg upper ant compartment blood supply?

A

?

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9
Q

leg upper post compartment muscles

A

semitendonosus, semimembranosus, biceps femoris

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10
Q

upper leg post compartment n

A

sciatic n

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11
Q

upper leg medial compartment m and n

A

adductors (longus, brevis, magnus) and gracilis and obturator n.

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12
Q

LL ant comparment

A

tibialis anterior, extensor hallicus longus, extensor digitorum, (peroneus brevis ?)
n. deep fibularis n

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13
Q

LL superficial post compartment

A

Gastrocnemius, soleus

Tibial n.

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14
Q

LL deep ost compartment

A

Tibials posterior, flexor digitorum longus, flexor hallicus longus
n.

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15
Q

LL lateral compartment

A

fibularis longus and brevis

superficial fibularis nerve

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