respiration/abdomen/back

Question 1

diaphragm origin, insertion and 1 action

Answer 1

origin: xiphoid process, ribs, and costal cartilages
insertion: central tendon of diaphragm
action 1: expand lungs

Question 2

external intercostals origin, insertion and 2 actions

Answer 2

origin: inferior margins of ribs
insertion: superior margins of ribs
action 1: elevate ribs
action 2: expand lungs

Question 3

internal intercostals origin, insertion, and 2 actions

Answer 3

origin: superior margins of ribs
insertion: inferior margin of ribs
action 1: depress ribs
action 2: compress lungs

Question 4

external abdominal oblique origin, insertion and 2 actions

Answer 4

origin: ribs
insertion: iliac crest and pubis
bilateral action: compress/support abdomen, expiration
unilateral action: rotation of waist

Question 5

internal abdominal oblique origin, insertion and 2 actions

Answer 5

origin: iliac crest and thoracolumbar fascia
insertion: ribs
bilateral action: compress/support abdomen, expiration
unilateral action: rotation of waist