1. Figure 8.18; pg. 183
Chart 8.5; page 182
Pulls the head to one
Side, pulls the head
Toward the chest, or
raises the sternum
**Repeat Muscle**
1
Sternocleidomastoid

2. Figure 8.18; page 183
Chart 8.6; page 183
Rotates the scapula and raises
the arm; raises the scapula;
pulls the scapula medially;
pulls the scapula and shoulder
downward
2
Trapezius

3. Figure 8.18; page 183
Chart 8.6; page 183
Pulls the scapula anteriorly
and downward
3
Serratus anterior

4. Figure 8.18; page 183
Chart 8.6; page 183
Pulls the scapula forward and
downward or raises the ribs
4
Pectoralis minor

5. Figure 8.18; page 183
Chart 8.7; page 184
Pulls the arm forward and
across the chest, rotates the
humerus, or adducts the arm
5
Pectoralis major

6. Figure 8.18; page 183
Chart 8.7; page 184
Abducts the upper arm,
extends the humerus, or flexes
the humerus
Deltoid
6

7. Abdominal Muscles
Figure 8.18; page 183
Chart 8.10; page 187

8. Figure 8.18; page 183
Chart 8.10; page 187
Tenses the abdominal
wall and compresses the
abdominal contents
7
External oblique

9. External oblique (another view)
***Note how the
external oblique is the
most “external” or
outward lying of the
three cutaways***
Tenses the abdominal
wall and compresses the
abdominal contents

10. Figure 8.18; page 183
Chart 8.10; page 187
Tenses the abdominal
wall and compresses the
abdominal contents
8
Internal oblique

11. Internal oblique (another view)
***Note how the
internal oblique lies
inside or “internal” to
the “external” oblique
Tenses the abdominal
wall and compresses the
abdominal contents

12. Figure 8.18; page 183
Chart 8.10; page 187
Transversus abdominis
Tenses the abdominal
wall and compresses the
abdominal contents
9

13. Transversus abdominis (another view)
***Note how the
transversus abdominis
lies most to the inside
or internally
Tenses the abdominal
wall and compresses the
abdominal contents

14. Figure 8.18; page 183
Chart 8.10; page 187
Tenses the abdominal
wall and compresses the
abdominal contents,
also flexes the vertebral
column
10
Rectus abdominis

15. Rectus abdominis (another view)
***Note how the
rectus abdominis lies
most medially of the
four abdominals
Tenses the abdominal
wall and compresses the
abdominal contents, also
flexes the vertebral
column