Front

What is the main function of muscles in the body?

Back

To enable movement.

Front

What type of muscles are skeletal muscles?

Back

Voluntary muscles that help move the body.

Front

Why are muscle cells packed with mitochondria?

Back

To meet high energy demands.

Tags

NGSS.HS-LS1-7

Front

What do muscles do to work?

Back

Muscles perform contractions.

Front

Which of the following is NOT a function of the skeletal system?

Back

Digestion.

Front

What are the two main types of muscle tissue?

Back

Skeletal and smooth muscle.

Front

What is the role of tendons in the muscular system?

Back

Tendons connect muscles to bones.

Front

What is the difference between voluntary and involuntary muscles?

Back

Voluntary muscles are controlled consciously, while involuntary muscles are not.

Front

What is the primary energy source for muscle contractions?

Back

Adenosine triphosphate (ATP).

Tags

NGSS.HS-LS1-7

Front

How do muscles contribute to body posture?

Back

Muscles maintain tension to support the body's position.