Axillary, brachial plexus & blood supply of arm (outline 13) Flashcards Preview

Gross Anatomy > Axillary, brachial plexus & blood supply of arm (outline 13) > Flashcards

Flashcards in Axillary, brachial plexus & blood supply of arm (outline 13) Deck (31):
1

What artery that is only in the right arm? What is its contents?

brachiocephalic trunk

left common carotid

left subclavian

2

Where does the common carotid supply?

head

3

What mark the subclavian artery?

rib 1

4

what does subclavian give off b4 rib 1?

vertebral a

thyrocervical trunk

internal thoracic A

costocervical trunk

 

5

What is the name for subclavian after rib 1?

axillary 1

6

What does the thyrocervical trunk give off?

inferior thyroid

suprascapularis

transverse cervicle 

dorsal scapular a

7

what does inferior thyroid supply? transverse cervical?

thyroid gland + sternoclavicular joint

traps

8

what does vertebra a supply?

lower brainstem and spinal cord

9


What does costalcervical give off?


deep cervical

supreme intercostal

10


What does the internal thoracic a supply?


1st anterior intercostal spaces

11

deep cervical supply where?

supreme intercostal

vertebra

1st 2 posterior intercostal arteries

12

where does ax 1 travel? what does it give off?

from rib 1 -> superior border of pec minor

superior thoracic a

13

what does the superior thoracic supply?


1st intercostal space

14

Where is ax 2? give off?

 

under pec minor

lateral thoracic trunk and thoracoacromion trunk

15

what does thoracoacromial trunk give off?

clavicular branch

pectoral branch

deltoid branch

acromial artery

16

what are two arteries that supply the superficial deltoid? what is the root trunk that give off this?

acromial trunk

deltoid branch

17

Where does Ax 3 travel? Give off?


inferior border of pec minor to inferior border of teres major

Posterior Humerus Circumflex A

Anterior Humerus circumflex A

subscapular trunk

18


What does subscapular trunk give off?


circumflex scapula artery

thoracodorsal a (lats)

19

What does ACHA & PCHA both supply?


humeral head & shoulder joint

20


what is the largest branch in 3 axillaries?


subscapular trunk

21


Anterior border of Axilla? Posterior?


Pec muscles

Subscapularis/ Teres major/scapula

22


Medial/Lateral border of Axilla?


Serratus Anterior (Rib)

humerus

23

What are contents in axillary sheath?


Axillar artery

medial cord

lateral cord

posterior cord

24

what is the root of brachial axillary?


anterior rami of C5-T1

25

What are the trunks in brachial plexus?

What are cords in_______?


superior/middle/inferior

lateral/posterior/medial

26


What form the superior trunk? inferior trunk? middle trunk?


C5-C6

C8-T1

C7

27

what does the trunk locate in relative to? the cord in relative to?

the clavicle

axillary arteries

28


What are the 4 supraclavicular branches?


suprascapular

long thoracic

dorsal scapular

N to subcalvius

29

What are infraclavicular branches?


medial brachial & antebrachial cutaneous

medial &lateral pectoral

upper&lower subscapular

thoracodorsal

30

What is median N responsible for?


Forearm flexor

Thumb

Lumbrical 2&3

31


Ulnar responsible for?


Most intrinsic hand