Muscle Diagram

Front

What is the trapezius muscle responsible for?

Back

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

Front

Identify the muscle labeled as B in a muscle diagram.

Back

The muscle labeled as B is the Temporalis.

Front

What is the primary function of the pectoralis major muscle?

Back

The pectoralis major muscle is primarily responsible for the movement of the shoulder joint, including flexion, adduction, and internal rotation of the humerus.

Front

What is the role of the deltoid muscle?

Back

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

Front

Which muscle allows you to turn and nod your head?

Back

The sternocleidomastoid muscle allows you to turn and nod your head.

Front

What are the main muscles involved in shoulder movement?

Back

The main muscles involved in shoulder movement include the deltoid, pectoralis major, and rotator cuff muscles.

Front

Define the term 'latissimus dorsi'.

Back

The latissimus dorsi is a large, flat muscle on the back that helps in the movement of the shoulder joint, particularly in extension, adduction, and internal rotation.

Front

What is the function of the masseter muscle?

Back

The masseter muscle is responsible for the elevation of the mandible (jaw) during chewing.

Front

Explain the role of the sternocleidomastoid muscle in head movement.

Back

The sternocleidomastoid muscle allows for rotation and flexion of the neck, enabling head movement.

Front

What is the pectoralis minor muscle?

Back

The pectoralis minor is a thin, flat muscle located beneath the pectoralis major, involved in the movement of the scapula.