Axilla

Question 1

superior trunk arises from

Answer 1

Doral Ramus C5

Dorsal Ramus C6

Question 2

middle trunk arises from

Answer 2

Dorsal Ramus C7

Question 3

inferior trunk arises from

Answer 3

Dorsal Ramus C8

Dorsal Ramus T1

Question 4

lateral chord arises from

Answer 4

Superior Trunk, Anterior Division

Middle Trunk, Anterior Division

Question 5

posterior chord arises from (?)

Answer 5

Superior Trunk, Posterior Division
Middle Trunk, Posterior Division
Inferior Trunk, Posterior Division

Question 6

medial chord arises from (?)

Answer 6

inferior trunk, posterior division

Question 7

axillary nerve arises from (?) chord

Answer 7

posterior chord

Question 8

radial nerve arises from (?) chord

Answer 8

posterior chord

Question 9

ulnar nerve arises from the (?) chord

Answer 9

medial chord

Question 10

musculocutanoeous nerve arises from the (?) chord

Answer 10

lateral chord

Question 11

ulnar nerve has contributions from (?) rami

Answer 11

C8 and T1 (inferior trunk, anterior division, medial chord)

Question 12

axillary and radial nerve have contributions from (?) rami

Answer 12

C5& C6- superior trunk, posterior division, posterior chord
C7- middle trunk, posterior chord, posterior chord
C8 and T1: inferior trunk, posterior division, posterior chord

Question 13

median nerve

Answer 13

C5 &C6: (superior trunk, anterior division, lateral chord)

C8 & T1: (inferior trunk, anterior division, medial chord)

Question 14

long thoracic nerve

Answer 14

serratus anterior, injury causes winging

Question 15

C7 dermatome

Answer 15

index finger and middle finger running up to C7

Question 16

C6 dermatome

Answer 16

thumb up to shoulder and C6

Question 17

C8 dermatome

Answer 17

ring finger and little finger up to C8

Question 18

T1 dermatome

Answer 18

posterior: T1 to midaxillary lines
anterior: runs through arm pit, inferior aspect of anterior part of arm, midline of forearm

Question 19

lymphangitis

Answer 19

inflammation of lymph vessels

Question 20

lymphadenitis

Answer 20

inflammation of lymph nodes

Question 21

lympadenopathy

Answer 21

lymph node swelling or enlargement whether or not inflamed often a result of cancer metastases

Question 22

anterior border, axilla

Answer 22

pectoralis major and minor

Question 23

posterior border of axilla

Answer 23

subscapularis, lattissimus dorse, teres major, and long head of triceps

Question 24

medial border of axilla

Answer 24

serratus anterior muscle on the lateral thoracic wall

Question 25

lateral border of axilla

Answer 25

interburcle groove of humerus

Question 26

borders of axilla

Answer 26

lateral border : interburcle groove of humerus
anterior border:pectoralis major and minor
medial border: serratus anterior muscle

posterior border: subscapularis, lattissimus dorse, teres major, and long head of triceps

Question 27

axillary sheath

Answer 27

formed by prevertebral fascia of cervical region

Question 28

cephalic vein

Answer 28

a major subcutaneous vein of the lateral upper extremity

Question 29

subclavian artery

Answer 29

passes superior to the first rib
between the anterior and middle scalene
changes to axillary artery at the lateral border, rib1

Question 30

axillary artery

Answer 30

the subclavian artery between rib 1 and inferior border of teres major

Question 31

brachial artery

Answer 31

suclavian arery past the inferior border of the teres major

Question 32

thoracoacromial and lateral thoracic artery

Answer 32

2nd part of axillary artery

Question 33

subscapularis, anterior, posterior circumflex humeral arise from

Answer 33

3rd part of part axillary artery

Question 34

cephalic vein

Answer 34

deltopectoral triangle