LAB 7

Question 1

Deltoid

Answer 1

the prime mover of arm abduction

Question 2

Biceps brachii

Answer 2

flexes and supinates forearm

Question 3

triceps brachii

Answer 3

the prime mover of forearm extension at the elbow

Question 4

Brachialis

Answer 4

Major flexor of forearm at the elbow

Question 5

Brachioradialis

Answer 5

flexion at forearm along with brachialis

Question 6

Palmaris longus

Answer 6

anterior flexor group, behind flexor carpl radialis

Question 7

How are the tendons of the forearm anchored?

Answer 7

by flexor and extensor retinacula

Question 8

flexor carpi radialis

Answer 8

anterior flexor group, behind flexor carpl ulnaris

Question 9

flexor carpl ulnaris

Answer 9

anterior flexor group, proximal to the wrist

Question 10

Infrraspinatus

Answer 10

stabilize and strengthen the shoulder joint, closest to the trapezius

Question 11

teres

Answer 11

stabilize and strengthen the shoulder joint, under deltoid

Question 12

Extensor carpl ulnaris

Answer 12

produces extension at the wrist and fingers, innervated by radial nerve (posterior)

Question 13

How are distal tendons in the posterior compartment held in place?

Answer 13

by extensor retinaculum

Question 14

Subscapularis

Answer 14

stabilize and strengthen the shoulder joint- by the pectoralis major

Question 15

Supraspinatus

Answer 15

stabilize and strength shoulder joint- superior to infraspinatus

Question 16

Extensor digitorum

Answer 16

extension at the wrist and fingers, lateral at the posterior view

Question 17

Extensor digiti minimi

Answer 17

extends at the wrist and fingers, medial at the posterior view.

Question 18

pronator

Answer 18

pronates the forearm and assists in flexion of the elbow joint.