Asked by Sonee Patwa on Sep 23, 2024
Verified
Why are the psoas major and the iliacus sometimes called the iliopsoas?
A) They join at their superior ends and have the same origin.
B) They are both innervated by the femoral nerve.
C) They join at their inferior ends and have the same insertion.
D) They both extend the thigh.
E) All of these are true.
Psoas Major
A large skeletal muscle that runs from the lumbar region of the vertebral column to the femur and is involved in flexing the hip joint and bending the spine.
Iliopsoas
The iliopsoas is a major muscle group consisting of the iliacus and psoas major muscles, important for flexing the hip.
- Understand the concept of muscle groups working together for common actions.
Verified Answer
TS
Teana Speights1 day ago
Final Answer :
C
Explanation :
The psoas major and the iliacus are referred to as the iliopsoas because they join at their inferior ends and share the same insertion point on the lesser trochanter of the femur, functioning together in hip flexion.
Learning Objectives
- Understand the concept of muscle groups working together for common actions.