Upper Limb 2

Question 1

define axilla

Answer 1

pyramidal space inferior to the shoulder joint and just superior to the hollow (armpit)

Question 2

what muscles make the anterior, posterior and medial walls of the axilla

Answer 2

anterior wall is pectoralis major

posterior wall
medial wall is the superolateral aspect of the chest

Question 3

what is the importance of the axilla

Answer 3

axillary artery, axillary veina dn components of the brachial plexus pass through it

Question 4

what are the rgions of lymph nodes in axillary adipose tissue

Answer 4

apical
central
basal

Question 5

where do apical lymph nodes drain

Answer 5

superiorly up towards the thoracic duct

Question 6

where do central lymph nodes drain

Answer 6

into apical nodes

Question 7

where do basal lymph nodes drain

Answer 7

pectoral = along lateral border of pectoralis minor and recieve lymph from breasts

subscapular = recieve lymph from scapular rgion

humeral = recieve most of the upper limb lymph