PART B: Assessments Complete the following statements: 1. A band of tough connec

Question

PART B: Assessments Complete the following statements: 1. A band of tough connective tissue in the midline of the anterior abdominal wall called the serves as a muscle attachment. 2. The muscle spans from the costal cartilages and xiphoid process to the pubic bones. 3. The 4. The action of the external oblique muscle is to 5. The action of the rectus abdominis is to 6. The iliocostalis, longissimus, and spinalis muscles together form the al wall muscles. group. has the origin on the iliac crest and the insertion on rib 12 and LI-L4 vertebrae. is on the iliac crest and inguinal ligament 7. The 8. The origin of the 9. The insertion of the 10. Name four muscles that compress the abdominal contents. is on the xiphoid process and costal cartilages D nhegualinhamend,0- 12. Name the three muscles included in the semispinalis group. 11. The actions of the group of vertebral column muscles are similar to the erector spinae group and the quadratus lumborum.

Explanation / Answer

1. Linea alba (white line, which is mainly composed of collagen connective tissues)

2. Rectus abdominis (xiphoid process attaches the coastal cartilage to the sternum)

3. Transverse abdominis (TVA). It is layered below the internal oblique muscle.

4. The action of the external oblique muscle is to pull down the chest and compress the abdominal cavity and flex the vertebral column.

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