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brachial plexus
NA
27
Anatomy
Graduate
01/28/2010

Additional Anatomy Flashcards

 


 

Cards

Term
Where does the brachial plexus arise from
Definition
anterior rami of c5-t1
Term
what kind of fibers does the bplexus carry?
Definition

sypmathetic

 

Term
dorsal scapular nerve
Definition

O: anterior ramus of c5

C:

IN:

Term
Trunks
Definition

Superior: C5 and 6

M: c 7

I: c8 t1

Term
Division
Definition

Each trunk div into 2 divisions

Anterior: flexor

POsterior: Extensors

Term
Cords
Definition

Lateral: Anterior divisions of superior and middle trunks

POsterior: all three posterior divsions of the trunk

Medial: anterior divison of inferior trunk

Term
Lateral Cord Terminal branches
Definition

MC

and lateral root of median nerve

Term
medial cord terminal branches
Definition

Axillary

Radial

Term
POsterior cord terminal branches
Definition
Medial and Ulnar
Term
Dorsal Scapular
Definition

Comes c5 root

rhomboids

levator scapula

Term
Long Thoracic
Definition

Roots of c5,6,7

Serratus Posterior Anterior

Term
Nerve to sublavious
Definition
Upper Trunk C5, and 6
Term
Supra scapular nerve
Definition

Upper trunk

suprasinatus and infra spinatus

Term
Lateral Pectoral Nerve
Definition

Pectoralis Major clavicular nerve

c5,6,7

Term
Musculocutaneous
Definition

C5,6,7

ends at lateral antebrachial cutaneous nerve

Term
Medial Pectoral Nerve
Definition

Pec Minor

Sterno Coastal part of p. major

c8, t1

Term
Medial Brachial Cutaneous
Definition
sensation to medial aspect of arm up to medial epicondyle of humerus and olecranon of ulna
Term
Medial Antebrachial Cutaneous
Definition
skin of forearm as far as wrist
Term
Uppersubscapular
Definition

superior of subscapularis

posterior cord of c5

Term
lower subscapular
Definition

lower subscapular and

teres major

Term
thoracodorsal
Definition
Term
Axillary
Definition
teres minor and deltoid
Term
erb Duchenne palsy
Definition

increased displacement of head to opposite shouler

newborn in difficult delivery

injury to superior part of brachial plexus

paralysis to muscles of shoulder and upper arm supplied by c5 and c6

Deloid, biceps, brachialis and brachioradialis

presented as upperlimp with adducted shoulder, medially rotated arm and extended elbow

waiter's tip

 

Term
klumke's Palsy
Definition

lower nerve injury c8 t1

falling off a tree and holding on to a branch on way down

pulling on baby hand while delivery

most likely to effect ulnar and radial nerve

mostly a hand injury

claw hand

Term
acute brachial plexus neuritis
Definition

sudden onset of pain around shoulder. inflamation around brachial plexus

result of upper resp infection, vaccination. superior trunk of brachial plexus

Term
compression of brachial plexus
Definition

prolonger hyperabduction. ie painting the ceiling. nerve impinged btwn corocoid and scapula and pec minor tendon.

radiating pain, tinglining, erythrema, weak hand

hyperabduction syndrom= compression of axillary vessels.

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