Session 9 - Posterior Thigh Muscles Flashcards Preview

Semester 2 - MSK > Session 9 - Posterior Thigh Muscles > Flashcards

Flashcards in Session 9 - Posterior Thigh Muscles Deck (12)
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1
Q

What are the three muscles in the posterior of the thigh collectively known as?

A

Hamstrings

2
Q

Name the three muscles of the posterior compartment of the thigh

A

biceps femoris, semitendinosus, and semimembranosus

3
Q

What are the muscles of the posterior compartment innervated by?

A

sciatic nerve

4
Q

What is this muscle?

A

Biceps femoris

5
Q

What are the actions of the biceps femoris?

A

Flexion at the knee

Extends leg at the hip and laterally rotates at the hip and knee

6
Q

What is the muscle shown?

A

Semi tendinous

7
Q

What the actions of the semitendinous?

A

Flexion at the knee joint Extension of thigh at the hip Medially rotate the thigh at the hip and leg at knee

8
Q

What are the actions of the semimembranous?

A

Flexion of the leg at the knee joint. Extension of thigh at the hip. Medially rotates the thigh at the hip and leg at knee

9
Q

Where is the semimembranous located?

A

Deep to the semiteniosus muscle in the posterior compartment

10
Q

What is the innervation of the muscles in the posterior compartment of the thigh?

A

Sciatic nerve

11
Q

What is the muscle shown?

A

Semitendinous

12
Q

What is the muscle shown?

A

Semimembranous