ABDOMINAL MUSCLE LIST Flashcards Preview

A&P I > ABDOMINAL MUSCLE LIST > Flashcards

Flashcards in ABDOMINAL MUSCLE LIST Deck (15):
1

actions of external oblique

contralateral rotation of torso

2

actions of internal oblique

compresses abdomen, rotation of torso

3

actions of transversus abdominis

flexion of lumbar spine

4

actions of rectus abdomens

flexion of lumbar spine

5

actions of linea alba

midline that extends from manubrium to pubic region. Divides 6 pack in half, not a muscle.

6

origins of external oblique

ribs 5-12

7

origins of internal oblique

inguinal ligament, illiac crest, lumbodorsal fascia

8

origins of transversus abdominis

iliac crest, inguinal ligament, thoraculumbar fascia, costal cartilliges

9

origins of rectus abdominus

crest of pubis

10

origins of linea alba

zyphoid process

11

insertions of external oblique

musculus obliqus externus abdominis

12

insertions of internal oblique

linea alba, pecten pubis and ribs 10-12

13

insertions of transverses abdominis

xiphoid process, linea alba, pubic crest, pectin pubis

14

insertions of rectus abdominis

costal cartilages of ribs, 5-7, xiphoid process

15

insertions of line alba

pubic symphysis