Muscle Identification Upper Advanced

Front

What is the zygomaticus muscle responsible for?

Back

The zygomaticus muscle is responsible for elevating the corners of the mouth, contributing to smiling.

Front

Identify the primary function of the trapezius muscle.

Back

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

Front

What is the role of the pectoralis minor muscle?

Back

The pectoralis minor muscle helps in the movement of the shoulder and stabilizes the scapula.

Front

What actions does the infraspinatus muscle facilitate?

Back

The infraspinatus muscle is involved in the external rotation of the shoulder and stabilization of the shoulder joint.

Front

What is the function of the scalenes muscles?

Back

The scalenes muscles assist in the elevation of the first two ribs and are involved in neck flexion.

Front

Define the masseter muscle and its function.

Back

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

Front

What is the significance of the temporalis muscle?

Back

The temporalis muscle is important for closing the jaw and is involved in the chewing process.

Front

Explain the role of the serratus anterior muscle.

Back

The serratus anterior muscle is crucial for the protraction and upward rotation of the scapula.

Front

What is the primary action of the rhomboids muscles?

Back

The rhomboids muscles retract the scapula, pulling it towards the spine.

Front

Identify the function of the supraspinatus muscle.

Back

The supraspinatus muscle initiates the abduction of the arm and stabilizes the shoulder joint.