Muscles Lesson 2 Quiz

What is the main function of involuntary muscles?

• To help you lift weights

• To control movements consciously

• To function without you having to think about it

• To make bones stronger

During a biology class, Jaidon and Kieran were discussing different types of muscles in the human body. Jaidon asked, "Which of the following is an example of an involuntary muscle?"

• Bicep

• Tricep

• Heart

• Hamstring

During a biology class, Ryan and Ashton were discussing different types of muscles. Ryan asked, "Which type of muscle can we control consciously, like when we decide to move our arms or legs?"

• Cardiac

• Smooth

• Skeletal

• Involuntary

During a biology class, Kieran asked the teacher about the type of muscles that are responsible for moving the bones in our body. The teacher explained that these muscles are known as:

• Smooth muscles

• Soft muscles

• Striated muscles

• Involuntary muscles

Jaidon and Kieran are studying human anatomy. They learn about different types of muscles in the body. Where is cardiac muscle found?

• In your stomach

• In your legs

• In the walls of blood vessels

• In the heart

During a biology class, Ashton and Ryan were discussing which type of muscle helps regulate digestion and blood pressure. Can you help them identify it?

• Skeletal muscle

• Smooth muscle

• Cardiac muscle

• Voluntary muscle

During a gym class, Jenson and Ryan are learning about muscles. What is the role of an agonist muscle?

• To stretch the joint

• To relax during movement

• To cause movement by contracting

• To stop bones from moving

What is the role of an antagonist muscle?

• To create energy

• To shorten the joint

• To oppose the movement and relax

• To absorb impact

During a gym class, Ryan and Jaidon are trying different exercises. Which of these is an isometric contraction?

• Curling a dumbbell

• Lowering your arm during a bicep curl

• Holding a squat position

• Jumping

During a gym class, Taeja is lifting weights. What happens to her muscles during a concentric contraction?

• The muscle relaxes

• The muscle lengthens

• The muscle stays the same length

• The muscle shortens against resistance