Unit One Axilla

Question 1

The axilla is located where

Answer 1

Medial and inferior to the glenohumeral joint and superior to the axillary fascia

Question 2

Axilla located at what junction

Answer 2

Arm and thorax

Question 3

Axilla serves as a passageway for

Answer 3

Neurovascular structures from the trunk to the upper extremity

Question 4

Axilla passageway protected by

Answer 4

Musculofascial and bony structures

Question 5

What causes exposure to axilla

Answer 5

Mobility of the UE

Question 6

What are the axillary borders

Answer 6

Apex, base, and four walls

Question 7

Four walls of axilla contain

Answer 7

Three muscular and one bony

Question 8

Apex of axillary AKA

Answer 8

Thoracic outlet and cervicoaxillary canal

Question 9

Apex of axilla serves as the passageway between

Answer 9

Neck and axilla

Question 10

Apex of axilla bounded by

Answer 10

Clavicle, first rib and scapula

Question 11

Apex of axilla conducts what to the upper extremities

Answer 11

Arteries, nerves, veins and lymphatics

Question 12

Base of axilla is formed by

Answer 12

Skin, subcutaneous tissue and fascia extending from UE to the thorax

Question 13

Base is located what level rib

Answer 13

4th rib

Question 14

Is the base of axilla mobile

Answer 14

Somewhat depending on position of the upper limb

Question 15

Axillary fascia is an extension of what fascia

Answer 15

Pectoral fascia

Question 16

The axillary fascia is suspended by

Answer 16

Suspensory ligament

Question 17

What are the walls of the axilla

Answer 17

Anterior, posteriorly, lateral and medial

Question 18

Anterior wall of axilla formed by

Answer 18

Pectoralis Major and minor and the clavicopectoral fascia

Question 19

Posterior wall of axilla formed by

Answer 19

Scapula and subscapularis on the anterior surface, inferiorly by teres major and latissimus dorsi

Question 20

Medial wall of axilla formed by

Answer 20

Lateral thoracic wall (4th and 5th ribs) and serratus anterior

Question 21

Lateral wall of axilla formed by

Answer 21

Intertubercular groove of humerus

Question 22

What are the two main contents in the axilla

Answer 22

Axillary sheath and lymphatics

Question 23

The axillary sheath of the axilla contains

Answer 23

Nerve, artery and vein

Question 24

The axillary artery is an extension of what artery

Answer 24

Subclavian

Question 25

Axillary artery starts where

Answer 25

Lateral border of the first rib

Question 26

The axillary artery becomes the brachial artery where

Answer 26

Inferior border of teres major

Question 27

What muscles is key to describing the axillary artery

Answer 27

Pectoralis minor

Question 28

The axillary artery is divided into how many parts

Answer 28

Three

Question 29

Part one of the axillary artery is where

Answer 29

Superior to pectoralis minor

Question 30

Part one of the axillary artery has what branch

Answer 30

Superior thoracic artery

Question 31

Superior thoracic artery supplies what

Answer 31

The first two anterior intercostal spaces

Question 32

Part two of the axillary artery is where

Answer 32

Deep to pectoralis minor

Question 33

What are the branches of part two of the axillary artery

Answer 33

Thoracoacromial trunk and lateral thoracic artery

Question 34

What are the branches of the thoracoacromial trunk

Answer 34

Acromial, deltoid, pectoral and clavicular

Question 35

Lateral thoracic artery supplies where

Answer 35

Serratus anterior

Question 36

The lateral thoracic artery runs along with

Answer 36

Long thoracic nerve

Question 37

The lateral thoracic artery has what branches to supply the breast tissue

Answer 37

Mammillary branche

Question 38

Third part of the axillary artery is where

Answer 38

Inferior to pectoralis minor

Question 39

Branches of the third part of the axillary artery

Answer 39

Subscapular, anterior humeral circumflex, posterior humeral circumflex

Question 40

Branches of subscapular artery

Answer 40

Circumflex scapular and thoracodorsal artery

Question 41

Third segment of the axillary artery branches to form a

Answer 41

Peri-scapular collateral circulation system with distal subclavian branches

Question 42

The axillary vein lies where compared to the artery

Answer 42

Anteromedial

Question 43

The axillary vein is formed by the union of

Answer 43

Brachial vein and basilic vein

Question 44

Where does the union of the brachial and basilic vein occur

Answer 44

Inferior border of teres major

Question 45

The axillary vein becomes the subclavian vein where

Answer 45

Inferior border of the first rib

Question 46

Axillary veins are often

Answer 46

Plexiform and variable

Question 47

Deep vessels in limbs usually have

Answer 47

2 veins running with artery

Question 48

Axillary lymph nodes run from distal to proximal

Answer 48

Humeral subscapular pectoral, central, apical, Supraclavicular