Abdominal Muscles

Question 1

Transverse Abdominus function

Answer 1

resist excessive lordosis, increase intra abdominal pressure

Question 2

Internal Oblique function

Answer 2

resists unwanted rotation, PM for trunk flexion/ipsilateral rotation/lateral flexion

Question 3

Multifidus function

Answer 3

resists unwanted rotation, assists extension/contralateral rotation

Question 4

Erector Spinae function

Answer 4

resists reduced lordosis, controls flexion, PM extension/ipsilateral lateral flexion

Question 5

Rectus Abdominus function

Answer 5

controls extension, PM flexion, assists ipsilateral lateral flexion

Question 6

External Oblique function

Answer 6

controls rotation, PM flexion/ipsilateral lateral flexion, contralateral rotation

Question 7

QL function

Answer 7

controls flexion/lateral flexion, assists extension PM ipsilateral lateral flexion