EXAM Review muscles

Front

What is the sartorius muscle?

Back

The sartorius is a long, thin muscle that runs down the length of the thigh. It is responsible for flexing, abducting, and laterally rotating the hip.

Front

What is the function of the temporalis muscle?

Back

The temporalis muscle is involved in the elevation and retraction of the mandible, playing a key role in chewing.

Front

Identify the gastrocnemius muscle and its function.

Back

The gastrocnemius is a major calf muscle that helps in plantar flexion of the foot and flexion of the knee.

Front

What is the gracilis muscle?

Back

The gracilis is a long, thin muscle located in the inner thigh, responsible for adducting the thigh and flexing the knee.

Front

What are the primary functions of the pectoralis major muscle?

Back

The pectoralis major is responsible for flexing, adducting, and medially rotating the humerus.

Front

What is the role of the rectus femoris muscle?

Back

The rectus femoris is one of the quadriceps muscles, responsible for extending the knee and flexing the hip.

Front

Describe the deltoid muscle and its functions.

Back

The deltoid muscle is a shoulder muscle that is responsible for arm abduction, flexion, and extension.

Front

What is the significance of the biceps brachii muscle?

Back

The biceps brachii is a muscle in the upper arm that is primarily responsible for flexing the elbow and supinating the forearm.

Front

Explain the function of the trapezius muscle.

Back

The trapezius muscle is responsible for moving, rotating, and stabilizing the shoulder blade and extending the neck.

Front

What is the role of the vastus medialis muscle?

Back

The vastus medialis is part of the quadriceps group and is crucial for stabilizing the patella and extending the knee.