Muscle Review A&P #1

Front

What is the External Oblique muscle?

Back

The External Oblique is a muscle located on the side of the abdomen, responsible for trunk rotation and lateral flexion.

Front

What is the primary function of the Tricep Brachii?

Back

The Tricep Brachii is the primary extensor of the elbow, located on the posterior side of the upper arm.

Front

Identify the Gracilis muscle.

Back

The Gracilis is a long, thin muscle located in the inner thigh, involved in hip adduction and knee flexion.

Front

What is the Deltoid muscle?

Back

The Deltoid is a rounded triangular muscle located at the uppermost part of the arm, responsible for shoulder abduction.

Front

Describe the Pectoralis Major muscle.

Back

The Pectoralis Major is a large fan-shaped muscle covering the front of the chest, involved in shoulder flexion, adduction, and internal rotation.

Front

What role does the Rectus Abdominis play in the body?

Back

The Rectus Abdominis is a muscle that helps flex the spine and stabilize the pelvis.

Front

What is the function of the Latissimus Dorsi?

Back

The Latissimus Dorsi is a large muscle in the back that helps with shoulder extension, adduction, and internal rotation.

Front

Where is the Bicep Brachii located and what is its function?

Back

The Bicep Brachii is located on the anterior side of the upper arm and is responsible for elbow flexion and forearm supination.

Front

What is the role of the Trapezius muscle?

Back

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

Front

Define the term 'muscle origin'.

Back

The muscle origin is the point where the muscle attaches to the stationary bone.