Hamstrings Anatomy & Function 💪 Origins, Insertions, ...

The video tutorial explains the anatomy and functions of the hamstring muscles, focusing on the sciatic nerve and its divisions. It covers the semitendinosus, semimembranosus, and biceps femoris muscles, detailing their origins, insertions, innervations, and actions. The tutorial also discusses the adductor magnus as a functional hamstring muscle and highlights the differences between the long and short heads of the biceps femoris. The video concludes with an overview of the sciatic nerve's role in innervating these muscles.

What are the two fused nerves that make up the sciatic nerve?

Describe the actions of the semitendinosus muscle.

What are the nerve root contributions for the semitendinosus and semimembranosus?

What is the primary blood supply for the semimembranosus muscle?

Explain the difference in tendon characteristics between semitendinosus and semimembranosus.

What are the differences in actions between the long head and short head of biceps femoris?

Describe the role of the biceps femoris in knee movement.

What is the innervation of the short head of biceps femoris?

How does the adductor Magnus function as a hamstring muscle?

What is the significance of the sciatic nerve in relation to the hamstring muscles?