Muscles of the Human Body

Front

What is the function of the triceps brachii?

Back

The triceps brachii is responsible for extending the elbow joint, allowing for straightening of the arm.

Front

What is the primary role of the biceps brachii?

Back

The biceps brachii primarily flexes the elbow and supinates the forearm.

Front

What muscle is known as the 'sartorius'?

Back

The sartorius is the longest muscle in the human body, running from the hip to the knee, and is involved in flexing, abducting, and laterally rotating the thigh.

Front

What is the main function of the trapezius muscle?

Back

The trapezius muscle stabilizes and moves the shoulder blade and supports the arm.

Front

Identify the muscle that is responsible for knee extension.

Back

The quadriceps group, particularly the rectus femoris and vastus muscles, is responsible for knee extension.

Front

What is the role of the pectoralis major?

Back

The pectoralis major is involved in the flexion, adduction, and internal rotation of the shoulder joint.

Front

What muscle is located on the front of the thigh?

Back

The quadriceps femoris group is located on the front of the thigh.

Front

What is the function of the deltoid muscle?

Back

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

Front

What muscle is primarily involved in the movement of the shoulder blade?

Back

The serratus anterior muscle is primarily involved in the movement of the shoulder blade.

Front

What is the role of the brachialis muscle?

Back

The brachialis muscle is a primary flexor of the elbow joint.