Muscles - Abdomen

Question 1

Name the origin and insertion for External Obliques?

Answer 1

O - LOWER 8 RIBS

I - ANTERIOR ILIAC CREST, APONEUROSIS, LINEA ALBA

Question 2

Name the 2 actions produced by External Obliques?

Answer 2

UNILATERALLY, IPSILATERALLY LATERALLY FLEXES VERT COLUMN
+
CONTRALATERALLY ROTATES VERTEBRAL COLUMN

Question 3

Name the origin and insertion for Internal Obliques?

Answer 3

O - LATERAL INGUINAL LIGAMENT, ILIAC CREST, THORACOLUMBAR FASCIA
I - INTERIOR SURFACE LOWER 3 RIBS, APONEUROSIS, LINEA ALBA

Question 4

Name the 2 actions produced by Internal Obliques?

Answer 4

UNILATERALLY, IPSILATERALLY LATERALLY FLEXES VERT COLUMN
+
IPSILATERALLY ROTATES VERTEBRAL COLUMN

Question 5

Name the origin and insertion for Rectus Abdominus?

Answer 5

O - PUBIC CREST, PUBIC SYMPHESIS

I - RIBS 5, 6, 7 CARTILAGE + XYPHOID PROCESS

Question 6

Name the sole action produced by Rectus Abdominus?

Answer 6

FLEXES VERTEBRAL COLUMN