MUSCLES OF THE ANTERIOR- LATERAL TRUNK

Question 1

Muscles in the Anterior Trunk

Answer 1

• Rectus Abdominis

Question 2

Muscles in the Lateral Trunk

Answer 2

• Internal Oblique
• External Oblique
• Transversus Abdominis

Question 3

BILATERAL CONTRACTION (Rectus abdominis and oblique abdominal muscles):

Answer 3

THORACIC AND UPPER LUMBAR FLEXION, PPT

Question 4

UNILATERAL CONTRACTION (All Abdominal Muscles):

Answer 4

LATERAL FLEXION
Internal and External Obliques: AXIAL ROTATION

Question 5

ADDITIONAL MUSCLES

Answer 5

• Iliopsoas
• Quadratus Lumborum

Question 6

ADDITIONAL MUSCLES BILATERAL CONTRACTION:

Answer 6

EXTENSION of the lumbar region
Vertical stabilization of the lumbar spine, including the lumbosacral
junction

Question 7

ADDITIONAL MUSCLES UNILATERAL CONTRACTION:

Answer 7

LATERAL FLEXION
Elevation of one side of the pelvis (“hip hiking”)