Anatomy Of The Scapula And Structures Of The Anterior Forearm

Front 1

deltoid

Back 1

lateral third of clavicle, acromion and spine of scapula to deltoid tuberosity of humerous, axillary nerve c5, c6
anterior-flexes and medially rotates, middle abducts arm, posterior extends and laterally rotates

Front 2

supraspinatous

Back 2

supraspinous fossa of scapula to superior facet on greater tubercle, suprascapular nerve c5, c6. Initiates abduction of the arm for first 15

Front 3

infraspinatous

Back 3

infraspinatous fossa to middle facet of greater tubercle. Superscapular n., laterally rotates the arm, helps to hold he humeral head in glenoid cavity of scapula

Front 4

teres minor

Back 4

middle part of lateral border of scapula to inferior facet of greater tubercle. axillary nerve. Lateraly rotates the arm; helps to hold humeral head in glenoid cavity

Front 5

subscapularis

Back 5

subscapular fossa to lesser tubercle of humerous. Upper and loer subscapular n. c5, c6

Front 6

teres major

Back 6

inferior part of lateral border of scapula jus tbelow the teres minor, and dorsal inferior angle to inteturbercular groove, lower subscapular n. adducts and medially rotates the arm.

Front 7

quadrangular space

Back 7

defined by teres major and minor and laterally by the upper shaft of humerous. and medially by the longhead of the triceps. Axillary and posterior circumflex pass through

Front 8

triangluar interval

Back 8

between long head and lateral head of triceps. Coursing through this space is the radial nerve and deep brachial artery

Front 9

triangular space

Back 9

between teres major and minor with long head of triceps, being the base. Deep in is the circumflex scapular artery for anast,

Front 10

axillary artery

Back 10

beginss at lateral border o the first rib and ends at the inferior border of the teres major muscle to become brachial

Front 11

branches of 1st axill

Back 11

superior thoracic, supplies 1st 2 intercostal spaces

Front 12

branches of 2nd part

Back 12

thoracoacromial a. (deltoid, pectoral, acromial, clavicular) lateral thoracic)

Front 13

3rd part

Back 13

subscapular a. -circumflex scapular a., thracodorsal a., anterior circumflex humeral a. + posterior cicrumflex a.

Front 14

be aware of

Back 14

anastomotic connections between thryocervial and subscapular 427 n.

Front 15

venous drainage of upper extremity

Back 15

cephalic and basilic are major veins of upper extremity. Originate at dorsal venous arch at hand. medial side gives basilic. basillic is medial but dive depp to join axillary. at cubital fossa the median cubital joins basilic and cephalic

Front 16

branches of 1st axill

Back 16

superior thoracic, supplies 1st 2 intercostal spaces

Front 17

branches of 2nd part

Back 17

thoracoacromial a. (deltoid, pectoral, acromial, clavicular) lateral thoracic)

Front 18

3rd part

Back 18

subscapular a. -circumflex scapular a., thracodorsal a., anterior circumflex humeral a. + posterior cicrumflex a.

Front 19

be aware of

Back 19

anastomotic connections between thryocervial and subscapular 427 n.

Front 20

venous drainage of upper extremity

Back 20

cephalic and basilic are major veins of upper extremity. Originate at dorsal venous arch at hand. medial side gives basilic. basillic is medial but dive depp to join axillary. at cubital fossa the median cubital joins basilic and cephalic

Front 21

cubital fossa boundary

and realtionships

Back 21

superiorly- the line through epicondyles
medially-pronator teres
laterally-brachioradialis

Tan-tendon of biceps, brachial artery, median nerve.

Front 22

all muscles of forearm are innervated by the median nerve except

Back 22

flexor carpi ulnaris and medial half of the flexor digitorum profundus which are ulnar innervated

Front 23

median nerve course for hypertrophy

ulnar nerve,

Back 23

between two heads of pronator teres

between the two heads of the flexor carpi ulnaris

Front 24

interosseus nerve and artery

Back 24

ant. interosseus is branch of median nerve within the cubital fossa. The posterior interosseus is the terminal branch of the of the deep radial n. The anterior and posterior interosseus arteries are branches of the common interosseus a, a proximal branch of the ulnar artery.

Front 25

wrist relationships

lateral
medial

Back 25

lat.-radial a.,, flexor carpi radialis, median nerve, palmaris longus.

med-ulnar a, ulnar nerve, flexor carpi ulnaris.

Front 26

collateral circulation brachial a.

Back 26

brachial-sup (post) and inferior (ant) ulnar TO post. ulnar recurrent and ant. ulnar recurrent a - ulnar artery

Front 27

collateral profunda brachii

Back 27

profunda brachii- radial coll. a and middle colic TO radial recurrent and interosseus recurrent respectively To radial and interosseus respectively

Front 28

profundi brachi a and radial nerve

brachial artery and median nerve

superior ulnar collateral and ulnar n

Back 28

ALL course togethor

Front 29

Forearm:

ulnar a, and ulnar n.
radial a. and superficial branch of radial nerve.
anterior interosseus a and exact named nerve

Back 29

course togethor

Front 30

nerves through muscle belly

Back 30

coracobrachialis - musculocuttanous
suppinator-deep radial nerve

Front 31

biceps brachi

Back 31

from the coracoid and supraglenoid tubercle of the humerous to the tuberoisuty of the radius and fascia of forearm via apon. long-flexion, short-flexion and adduction

Front 32

Brachialis

Back 32

Distal half of anterior surface of the humerous to coronoid of the ulna

Front 33

Deep layer all anterior interossesu except some of profundus

Back 33

profundis, flexor policis longus, pronator quadratus

Front 34

profundus att

Back 34

from the proximal three fourths of medial and anterior surfaces of ulna and interosseus membrane to distal

Front 35

flexor pollicis longus

Back 35

anterior surface of the radius and adjacent interosseus membrane to the bases of distal thumb phalanx

Front 36

oppens pollics

Back 36

only thenar muslce to the 1st metacarpal

Front 37

abducto pollics

Back 37

only muslce from scaphoid ANF TRAPEZIUM AND FLEXOR RETINACULUM

Front 38

abductor digiti minimi

Back 38

only one from the pisiform OTHERS from the hook of hamate and flexor retinaculum