Axilla and Arm Flashcards Preview

Gross Anatomy Term 1 > Axilla and Arm > Flashcards

Flashcards in Axilla and Arm Deck (56):
1

What are the boudaries of the apex of the axilla?

-first rip
-clavicle
-superior edge of the scapula

2

What forms the base of the axilla?

Armpit

3

What forms the anterior axillary wall?

-Pectoralis major and minor

4

What are the borders of the quadrangular space?

-Surgical neck of the humerus
-Teres major
-Teres minor
-Long head of the triceps

5

What runs through the quadrangular space?

-Axillary Nerve
-Posterior humeral circumflex artery

6

What are the borders of the triangular space?

-Long head of the triceps
-Teres major
-Teres minor

7

What runs through the triangular space?

Circumflex scapular artery

8

What are the borders of the triceps hiatus?

-Teres major
-Long head of the triceps
-shaft of the humerus

9

What runs through the triceps hiatus?

-Profunda brachial artery
-Radial nerve

10

What are the proximal attachments of the Biceps Brachii?

Long head: Supraglenoid tubercle
Short Head: Coracoid Process

11

What are the distal attachments of the Biceps Brachii?

Both: Radial Tuberosity & bicipital aponeurosis

12

What are the proximal and distal attachments of the Coracobrachialis?

Proximal: Coracoid process

Distal: Mid shaft of the humerus

13

What movement does the coracobrachialis initiate?

flexing of the glenohumeral joint

14

What innervates the coracobracialis muscle?

musculocutaneous nerve

15

What are the proximal and distal attachments of the brachialis?

Proximal: Mid shaft of humerus

Distal: Ulnar tuberosity

16

What movement does the brachialis initiate?

flexes elbow joint

17

What innervates the brachialis?

musculocutaneous nerve

18

What movements does the biceps brachii iniitate?

-Flex elbow
-flex shoulder
-strong supinator

19

What innervates the serratus anterior?

Long thoracic nerve

20

What are the proximal attachments of the triceps brachii?

Long Head: Infraglenoid tubercle

Lateral & Medial Heads: Posterior humerus

21

What is the distal attachment of the triceps brachii?

Olecranon Process

22

What innervates the Biceps Brachii?

Musculocutaneous nerve

23

What innervates the Brachialis?

Musculocutaneous nerve

24

What innervates the Coracobrachialis?

Musculocutaneous nerve

25

What innervates the deltoid?

Axillary nerve

26

What innervates the infraspinatus?

Suprascapular nerve

27

What innervates the Latissimus dorsi?

Thoracodorsal nerve

28

What innervates the levator scaupulae?

Dorsal scapular nerve

29

What innervates the pectoralis major?

lateral and medial pectoral nerves

30

What innervates the pectoralis minor?

Medial pectoral nerve

31

What innervates the Rhomboid major?

Dorsal scapular nerve

32

What innervates the rhomboid minor?

Dorsal scapular nerve

33

What innervates the subscapularis?

Subscapular nerve

34

What innervates the supraspinatus?

Suprascapular nerve

35

What innervates the Teres major?

lower subscapular nerve

36

What innervates the Teres minor?

axillary nerve

37

What innervates the trapezius?

spinal accessory nerve

38

What innervates the triceps brachii?

Radial nerve

39

What artery supplies the Biceps brachii?

Brachial

40

What artery supplies the brachialis?

brachial

41

What artery supplies the coracobrachialis?

brachial

42

What artery supplies the deltoid?

posterior circumflex humeral

43

What artery supplies the Infraspinatus?

Suprascapular

44

What artery supplies the Latissimus dorsi?

Thoracodorsal

45

What artery supplies the levator scapulae?

dorsal scapular

46

What artery supplies the pectoralis major?

Thoracoacromial

47

What artery supplies the pectoralis minor?

Thoracoacromial

48

What artery supplies the Rhomboid Major?

dorsal scapular

49

What artery supplies the Rhomboid minor?

Dorsal scapular

50

What artery supplies the Serratus anterior?

Lateral thoracic

51

What artery supplies the Subscapularis?

Subscapular

52

What artery supplies the Supraspinatus?

Suprascapular

53

What artery supplies the Teres Major

Circumflex scapular & subscapular

54

What artery supplies the Teres Minor?

Circumflex scapular & subscapular

55

What artery supplies the trapezius?

Superficial branch of the transverse cervical

56

What artery supplies the Triceps brachii?

Profunda brachii