Introduction to the limbs

Question 1

boundaries of the arm

Answer 1

shoulder to elbow

Question 2

boundaries of the forearm

Answer 2

elbow to wrist

Question 3

boundaries of the hand

Answer 3

distal to wrist

Question 4

preaxial border is near

Answer 4

the thumb

Question 5

postaxial border is near

Answer 5

the pinky

Question 6

derivatives of the marginal vein are? Are they preaxial or postaxial? ex. of a vein that allows anastomosis between the derivatives are?

Answer 6

Cephalic vein (preaxial) and Basilic vein (postaxial). The median cubital vein allows anastomosis of two veins

Question 7

the body wall and limb muscle are innervated by?

Answer 7

ventral rami

Question 8

muscles in the anterior compartment cause?

Answer 8

flexion

Question 9

muscles in the posterior compartment cause?

Answer 9

extension

Question 10

the posterior compartment of the arm does what action?

Answer 10

extends elbows

Question 11

the anterior compartment of the arm does what action?

Answer 11

flexes the elbow

Question 12

the anterior compartment of the forearm does what action?

Answer 12

flexes wrist and fingers

Question 13

the posterior compartment of the forearm does what action?

Answer 13

extends wrist and fingers

Question 14

what supplies the muscle and skin of the upper limbs?

Answer 14

brachial plexus