HAP Unit #6 -- Flashcard #2: Upper Limb Muscles

Front

What are antagonistic muscles?

Back

Antagonistic muscles are pairs of muscles that work against each other to create movement. For example, the biceps brachii and triceps brachii are antagonists; when one contracts, the other relaxes.

Front

Identify the muscle that flexes the elbow joint.

Back

Biceps Brachii.

Front

What is the primary function of the triceps brachii?

Back

The triceps brachii primarily extends the elbow joint.

Front

Which muscle is responsible for forearm supination?

Back

Biceps Brachii.

Front

What muscle is located on the anterior side of the upper arm?

Back

Brachialis.

Front

What is the role of the brachioradialis?

Back

The brachioradialis assists in flexing the elbow and is located in the forearm.

Front

Which muscle is known as the 'kissing muscle'?

Back

The masseter is known for its role in chewing, but the term 'kissing muscle' typically refers to the orbicularis oris.

Front

What muscle is primarily involved in shoulder abduction?

Back

Deltoid.

Front

Identify the muscle that is a powerful elbow flexor located deep to the biceps brachii.

Back

Brachialis.

Front

What is the function of the vastus medialis?

Back

The vastus medialis is part of the quadriceps group and is responsible for extending the knee.