Posterior Shoulder and Arm Flashcards Preview

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Flashcards in Posterior Shoulder and Arm Deck (32):
1

deltoid attachments

clavular part-lateral one third of clavicle

acromial-acromin

spinal-scapular spine

deltoid tuberosty

2

deltoid innervation and vert

axilary nerve c5-6

3

deltoid actions

clavular-flex, interally rotate, adduct

arcomial-abduct

spinal-adduct, extend, externally rotate

60 to 90 degrees of abduction-all three work together

4

quadrangular space
-what makes boundaries (top/side/etc.)

what passes through here

superior-teres minor
inferior-trees major
medial-long head of tricep
lateral-humerous

posterior humeral circumflex artery and axillary nerve pass through here

5

teres minor attachemtsn

lateral border of scapula

inserts into greater tuberosity of humerous

6

teres minor innervation

axillary nerve c5-6

7

teres minor actions

externally rotate

weak adduction

8

teres major attachemnts

inferior angle of scapula

crest of lesser suberoisty

9

teres major innervation

lower sub scapular nerve c5-7

10

teres major actions

internally rotate, adduct, extend arm

11

long head of tricep brachii attachments

MOST MEDIAL HEAD

inragelnoid tubercle of scapula

olecranon of ulna

12

long head of tricep brachii innervation

radial nerve c6-8

13

long head of tricep brachii actions

extend forarm at elbow joint

extend and adduct arm at shoulder joint

14

triceps hiatus

where

what defines it

what is inside it

on posterior arm

superior-trees major
medial-long head of tricep
lateral-humerous

radial nerve-medial to profunda brachii

15

triangular space

what defines it

what is inside it

superioer-teres minor
inferior-trees major
lateral-long head of tricep

circumflex scapular is in here

16

supraspinatus attachments

supraspinous fossa of scapula

greater tuberosity of humerous

17

supraspinatus innervation

suprascapular nerve c4-6

18

supraspinatus actions

abduct arm at shoulder

19

infraspinatus attachemnts

infraspinatous fossa of scapula

ends at greater tuberosity of humerous

20

infraspinatus innervation

suprascaupular nerve c4-6

21

infraspinatus actions

externally rotate arm

22

scapular notch

where is it

what is in it
-where are these things going

under supraspinatous

surascauplar artery is above ligament

suprascupalr nerve is under ligament
-moving to infraspinous fossae

23

medial border

boundary is scapula (most medial side side)

has dorsal scapular artery and nerve running down it

24

lateral head of triceps brachii attachemtns

lateral intermuscular septum (on scapula) and posterior humorous superior to radial groove

inserts into olecranon of ulna

25

lateral head of triceps brachia innervation

radial nerve c6-8

26

lateral head of triceps brachii actions

extend forearm and elbow joint

extend and adduct arm at shoulder

27

medial head of tricept attachemnts

medial intermuscular septum (scapula) and posterior humorous inferior to radial groove

olecranon of ulna

28

medial head of tricept innervation

radial nerve c6-8

29

medial head of tricept actions

extend forearm at elbow

adduct arm at shoulder joint

30

anconeus attachments

lateral epicondyle of humorous (or posterior joint capsule)

radial surface of ulna

31

anconeus innervation

radial nerve c6-8

32

anconeus actions

extend forarm at below joint and stabilize elbow joint