Muscular System

Front

What type of muscle is found in the heart?

Back

Cardiac muscle is the type of muscle found in the heart, responsible for pumping blood throughout the body.

Front

Which type(s) of muscle are NOT striated?

Back

Smooth muscle is not striated, unlike skeletal and cardiac muscles.

Front

What is the primary function of skeletal muscle?

Back

The primary function of skeletal muscle is to facilitate voluntary movement of the body.

Front

What are the three types of muscle tissue?

Back

The three types of muscle tissue are skeletal, cardiac, and smooth muscle.

Front

Which type(s) of muscle are voluntary?

Back

Skeletal muscles are voluntary, meaning they are under conscious control.

Front

What is a sarcomere?

Back

A sarcomere is the basic contractile unit of muscle fibers, composed of actin and myosin filaments.

Front

Within a sarcomere, myosin filaments pull on...

Back

Actin filaments, which leads to muscle contraction.

Front

What is the role of tendons in the muscular system?

Back

Tendons connect muscles to bones, allowing for movement when muscles contract.

Front

What is the difference between striated and non-striated muscle?

Back

Striated muscles have a banded appearance and include skeletal and cardiac muscles, while non-striated muscles, like smooth muscle, do not.

Front

What is the function of smooth muscle?

Back

Smooth muscle controls involuntary movements in organs such as the intestines and blood vessels.