Muscle Diagram

Front

What is the gastrocnemius muscle?

Back

The gastrocnemius is a major calf muscle that is responsible for plantar flexing the foot at the ankle joint and flexing the leg at the knee joint.

Front

What is the function of the quadriceps muscle?

Back

The quadriceps muscle group is responsible for extending the knee and is crucial for walking, running, and jumping.

Front

What is the zygomaticus muscle?

Back

The zygomaticus muscle is involved in facial expressions, specifically smiling, as it elevates the corners of the mouth.

Front

What is the gluteus maximus muscle?

Back

The gluteus maximus is the largest muscle in the human body, responsible for the movement of the hip and thigh, and plays a key role in maintaining an upright posture.

Front

What is the biceps brachii muscle?

Back

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

Front

What are the hamstring muscles?

Back

The hamstring muscles are a group of three muscles located at the back of the thigh that are responsible for bending the knee and extending the hip.

Front

What is the role of the soleus muscle?

Back

The soleus muscle is located beneath the gastrocnemius and is primarily responsible for plantar flexion of the foot.

Front

What is 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 are adductor muscles?

Back

Adductor muscles are a group of muscles located in the inner thigh that are responsible for bringing the legs together.

Front

What is the masseter muscle?

Back

The masseter muscle is one of the main muscles of mastication (chewing) and is responsible for elevating the mandible.