Front

What type of circulatory system do humans have?

Back

Closed circulatory system: A system where blood is completely contained within vessels.

Front

What are muscle actions that are under your control called?

Back

Voluntary actions: Muscle actions that you can control.

Front

True or False: Ligaments hold muscles to bones.

Back

False: Ligaments connect bones to other bones, while tendons connect muscles to bones.

Front

Which system is responsible for delivering oxygen and nutrients to the body?

Back

Circulatory System: The system that transports oxygen and nutrients throughout the body.

Front

What is the primary function of the digestive system?

Back

To break down food into nutrients that the body can use.

Front

What connects muscles to bones?

Back

Tendons: Strong connective tissues that attach muscles to bones.

Front

What is the role of the skeletal system?

Back

To provide structure and support to the body, protect internal organs, and facilitate movement.

Front

What is an involuntary muscle action?

Back

An action that occurs without conscious control, such as heartbeat.

Front

What is the main function of the respiratory system?

Back

To facilitate the exchange of oxygen and carbon dioxide in the body.

Front

What is the function of arteries in the circulatory system?

Back

To carry oxygen-rich blood away from the heart to the body.