Understanding Agonist and Antagonist Muscles

Front

What is the primary role of an agonist muscle during movement? (concentrically contracting/shortening)

Back

To produce the main force for movement

Front

Which of the following best describes an antagonist muscle? (eccentrically contracting/lengthening)

Back

A muscle that opposes the action of the agonist

Front

Which muscle acts as the agonist during a bicep curl?

Back

Biceps brachii

Front

During a bicep curl, which muscle serves as the antagonist?

Back

Triceps brachii

Front

Identify the agonist muscle in a leg extension exercise.

Back

Quadriceps

Front

In a leg extension exercise, which muscle acts as the antagonist?

Back

Hamstrings

Front

During the down phase of a squat, which muscle group acts as the agonist?

Back

Hamstrings

Front

During the up phase squat, which muscle group serves as the agonist?

Back

Quadriceps

Front

What is the role of the antagonist muscle during movement?

Back

To oppose the action of the agonist

Front

During the up phase of a bench press, which muscle acts as the agonist?

Back

Pectoralis major