Muscles of Anterior Abdominal Wall Flashcards Preview

Musculoskeletal anatomy > Muscles of Anterior Abdominal Wall > Flashcards

Flashcards in Muscles of Anterior Abdominal Wall Deck (15)
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1
Q

Rectus abdominus O?

A

Pubic crest, pubic symphysis

2
Q

Rectus abdominus I?

A

Cartilage of ribs 5-7 and xiphoid process.

3
Q

Rectus abdominus A?

A

Flex the vertebral column.

4
Q

Rectus abdominus OI reversed?

A

Flex the vertebral column.

5
Q

External oblique: how to remember muscle direction?

A

Put hands in your pockets.

6
Q

External oblique O?

A

Lower ribs 5-12.

7
Q

External oblique I?

A

Ant. pt. of iliac crest and linea alba (white line splitting rectus abdominus in half lengthwise)

8
Q

External oblique A?

A

Bilaterally flex vertebral column. Unilaterally laterally flex and rotate trunk.

9
Q

Internal oblique: how to remember muscle direction?

A

Put hands in opposite pockets.

10
Q

Internal oblique O?

A

Lateral inguinal ligament, iliac crest and thoracolumbar fascia.

11
Q

Internal oblique I?

A

Ribs 10-12 and linea alba.

12
Q

Internal oblique A?

A

Bilat: flex and compress abdomen. Unilat: flex and rotate to same side.

13
Q

Transverse abdominus O?

A

Lateral inguinal ligament, iliac crest, thoracolumbar fascia and lower 6 ribs.

14
Q

Transverse abdominus I?

A

Abdominal aponeurosis to linea alba.

15
Q

Transverse abdominus A?

A

Compress abdominal contents.