Neurovasculature of the upper and lower limbs - S1P8

Question 1

pulse point of upper limbs

Answer 1

6 pulse points
axillary
brachial in mid arm
brachial in cubital fossa
radial in distal forearm
ulnar in distal forearm
radial in anatomical snuffbox

Question 2

what does the subclavian artery supply

Answer 2

structures in neck, thoracic wall and entire upper limb

Question 3

where does the right SCA arise from

Answer 3

brachiocephalic trunk

Question 4

where does the left SCA arise from

Answer 4

aorta

Question 5

progression of the subclavian artery

Answer 5

subclavian a., axillary a., brachial a., radial and ulnar a., superficial and deep palmar arches

Question 6

borders of axillary artery

Answer 6

originates at lateral edge of first rib
terminates at lateral border of axilla - lower border of teres major

Question 7

borders of brachial artery

Answer 7

runs superficially along medial border of biceps brachii
terminates at birfurcation in cubital fossa at neck of radius

Question 8

what is profunda brachii

Answer 8

important branch of brachial artery
runs deep in the arm

Question 9

radial and ulnar arteries

Answer 9

radial runs laterally
ulnar runs medially
both supply forearm and hand

Question 10

deep veins of the upper limbs

Answer 10

accompany major arteries, have similar names

Question 11

deep veins in the distal upper limb

Answer 11

paired and surround artery

Question 12

deep veins in proximal upper limb

Answer 12

pairs merge to form single vessel

Question 13

process of deep veins of the upper limb

Answer 13

palmar digital vv., palmar metacarpal vv., deep palmar venous arch
radial vv., anterior interosseous vv., ulnar vv.
brachial vv., thoracodorsal v., thoracoepigastric v., axillary v., subclavian v.

Question 14

process of superficial veins of the upper limb

Answer 14

venous network system
superficial palmar venous arch
perforator vv., median basilic v., cephalic v., median antibrachial v.
basilic v., basilic hiatus, cephalic v., deltopectoral groove

Question 15

main unpaired veins to know

Answer 15

cephalic vein, basilic vein, median cubital vein, antibrachial vein

Question 16

major nerves of the upper limb

Answer 16

axillary
radial
musculocutaneous
ulnar
median

Question 17

roots of brachial plexus

Answer 17

Nerves C5, 6, 7 and 8, and T1
Stemming from vertebral levels C4, 5, 6 and 7, and T1

Question 18

trunks of the brachial plexus

Answer 18

superior - C5 and 6
middle - C7
inferior - C8 and T1

Question 19

what does each trunk of the brachial plexus divide into

Answer 19

anterior and posterior divisions

Question 20

what are the 3 cords of the brachial plexus

Answer 20

lateral
posterior
medial

Question 21

what forms the lateral cord of the brachial plexus

Answer 21

anterior divisions of the superior and middle trunks

Question 22

what forms the posterior cord of the brachial plexus

Answer 22

posterior divisions of superior, middle and inferior trunks

Question 23

what forms the medial cord of the brachial plexus

Answer 23

anterior division of inferior trunk

Question 24

what is the axillary nerve derived from

Answer 24

posterior cord of brachial plexus

Question 25

what is the musculocutaneous nerve derived from

Answer 25

lateral cord of brachial plexus

Question 26

what is the radial nerve derived from

Answer 26

posterior cord of the brachial plexus

Question 27

what is the median nerve derived from

Answer 27

lateral and medial cords of brachial plexus

Question 28

what is the ulnar nerve derived from

Answer 28

medial cord of brachial plexus

Question 29

where does the first intercostal nerve derive from

Answer 29

T1 nerve root

Question 30

where does the long thoracic nerve derive from

Answer 30

C5, 6 and 7 nerve roots

Question 31

where do the medial cutaneous nerves derive from

Answer 31

medial cord of the brachial plexus

Question 32

branches of the axillary nerve

Answer 32

muscular branch - serves deltoid and teres minor cutaneous branch - serves skin over deltoid, regimental badge C5, 6

Question 33

what does the radial nerve supply

Answer 33

extensor aspect of upper limb

Question 34

branches of radial nerve

Answer 34

main trunk posterior interosseous branch cutaneous branch

Question 35

what is supplied by the musculocutaneous nerve

Answer 35

coracobrachialis, biceps and brachialis

Question 36

what does the ulnar nerve supply

Answer 36

intrinsic muscles of the hand except thenar eminence and lumbricals 1 and 2

Question 37

branches of the ulnar nerve

Answer 37

muscular and cutaneous branches

Question 38

what is supplied by the median nerve

Answer 38

all muscles of the flexor aspect of the forearm except flexor carpi ulnaris

Question 39

axillary neurovascular bundle

Answer 39

musculocutaneous nerve median nerve axillary vein axillary artery cephalic vein

Question 40

neurovascular bundle in cubital fossa

Answer 40

from medial to lateral - NAV median nerve brachial artery venae cominantes

Question 41

pulse points of lower limbs

Answer 41

4 pulse points - femoral - popliteal - dorsalis pedis - posterior tibial

Question 42

major artery supplying lower limb

Answer 42

femoral artery

Question 43

process of arteries supplying lower limbs

Answer 43

abdominal aorta > common iliac a. > internal iliac a. > external iliac a. > femoral a. > popliteal a. > anterior tibial a. > dorsal pedal a.

Question 44

popliteal artery

Answer 44

continuation of femoral artery passes through tendinous opening in adductor magnus

Question 45

what does the popliteal artery divide into

Answer 45

anterior and posterior tibial arteries

Question 46

what is the main branch off the femoral artery

Answer 46

deep artery of the thigh

Question 47

what is the main branch off the posterior tibial artery

Answer 47

fibular artery

Question 48

deep venous return of lower limb

Answer 48

veins travel with major arteries and have similar names

Question 49

route of superficial venous return

Answer 49

dorsal venous arch > small saphenous v. > popliteal v. > femoral v. > external iliac v. > common iliac v. great saphenous vein feeds into femoral vein

Question 50

where is the lumbar plexus derived from

Answer 50

L1-L4

Question 51

which nerves stem from the lumbar plexis

Answer 51

main nerves - femoral and obturator nerves also lateral cutaneous nerve of thigh and genitofemoral nerve

Question 52

what forms the sacral plexus

Answer 52

anterior rami of S1-S4 lumbosacral trunk - L4/5

Question 53

what does the sacral plexus supply

Answer 53

buttocks, perineum and lower limbs

Question 54

terminal nerves of the sacral plexus

Answer 54

sciatic and pudendal nerves

Question 55

branches of the femoral nerve

Answer 55

muscular - anterior compartment of thigh - quadriceps, sartorius, pectineus cutaneous - medial side of leg, ankle and foot to great toe

Question 56

branches of obturator nerve

Answer 56

muscular - to adductor muscles, gracilis and obturator externus cutaneous - medial side of thigh

Question 57

branches of sciatic nerve

Answer 57

tibial nerve common fibular nerve

Question 58

innervation of sciatic nerve

Answer 58

muscles of posterior thigh hamstrings - biceps femoris, semimembranosus, semitendinosus adductor magnus (also served by obturator n.)

Question 59

association of femoral nerve

Answer 59

anterior compartment of thigh

Question 60

association of obturator nerve

Answer 60

medial compartment of thigh

Question 61

association of sciatic nerve

Answer 61

posterior compartment of thigh largest nerve in body

Question 62

how deep is the great saphenous vein

Answer 62

very superficial