Unit 5 EXAM: Muscular System - 24-25

Front

What is the Pectoralis major?

Back

A large muscle in the upper chest that is responsible for the movement of the shoulder joint, including flexion, adduction, and internal rotation.

Front

What is a muscle strain?

Back

An injury that occurs when a muscle is overstretched or torn, often resulting in pain, swelling, and limited movement.

Front

What is the Biceps Brachii?

Back

A muscle located in the upper arm that is responsible for flexing the elbow and rotating the forearm.

Front

What is circumduction?

Back

A circular movement of a limb that involves a combination of flexion, extension, abduction, and adduction.

Front

What is the primary function of the quadriceps femoris?

Back

To extend the leg at the knee joint.

Front

What is the Trapezius muscle?

Back

A large muscle in the upper back that helps move the shoulder blades and supports the arm.

Front

What is the Latissimus Dorsi?

Back

A large, flat muscle on the back that helps with the movement of the shoulder and arm, including extension, adduction, and internal rotation.

Front

What is muscle atrophy?

Back

The wasting away or decrease in size of muscle tissue due to lack of use or disease.

Front

What is the role of the Deltoids?

Back

A muscle that covers the shoulder joint and is responsible for arm abduction, flexion, and extension.

Front

What is the difference between medial and lateral rotation?

Back

Medial rotation is the inward rotation of a limb towards the body, while lateral rotation is the outward rotation away from the body.