Lab 2 Muscles Flashcards
0
Q
External oblique
Internal oblique
Transverse abdominus
A
Compress abdomen and rotate trunk
1
Q
Rectus abdominus
A
#473 • flexes vertebral column • compresses abdomen
2
Q
Coccygeus
A
#387 Elevates and supports pelvic floor
3
Q
Levator ani (3)
A
#388, 389, 390 Elevates anus; supports pelvic floor
4
Q
Pectoralis major
A
#262 •prime flexor of humerus, also adducts and rotates arm
5
Q
Deltoid
A
#7 •abducts, flexes, extrends and rotates humerous
6
Q
Teres major
A
#3 • extends, adducts, rotates humerus medially
7
Q
Teres minor
A
#4 • laterally rotates and adducts arm; holds head of humerus in place
8
Q
Supraspinatus
A
#1 • abducts arm; holds head of humerus in place
9
Q
Infraspinatus
A
#2 • extends, rotates humerus laterally ( stAbilizes the shoulder joint)
10
Q
Subscapularis
A
#6 • medially rotates arm, holds head of humerus in place
11
Q
Biceps brachii
A
#9 Main forearm flexor, supinates hand
12
Q
Brachialis
Brachioradialis
A
#10, #20 • all flex forearm
13
Q
Pronator teres
A
#12 Pronates hand, flexes forearm
14
Q
Flexor carpi radialis
A
#13 Flexes, abducts hand
