Body Systems

Front

What is the tube of nerves that runs through the backbone?

Back

Spinal cord: A cylindrical structure made up of nervous tissue that transmits signals between the brain and the rest of the body.

Front

Which system carries blood to and from body cells?

Back

Circulatory system: The system responsible for transporting blood, nutrients, gases, and waste products throughout the body.

Front

Which system is responsible for removing waste?

Back

Digestive system: The system that breaks down food, absorbs nutrients, and eliminates waste products from the body.

Front

How many bones make up a human adult?

Back

206: The total number of bones in an adult human skeleton.

Front

Which system moves body parts?

Back

Muscular system: The system that enables movement through the contraction of muscles.

Front

What is the main function of the respiratory system?

Back

To facilitate the exchange of oxygen and carbon dioxide between the body and the environment.

Front

What is homeostasis?

Back

Homeostasis: The process by which the body maintains a stable internal environment despite changes in external conditions.

Front

What is the role of the skeletal system?

Back

To provide structure, support, and protection for the body's organs, as well as to facilitate movement.

Front

What are the main components of the circulatory system?

Back

Heart, blood vessels (arteries, veins, capillaries), and blood.

Front

What is the function of the nervous system?

Back

To transmit signals between different parts of the body and coordinate responses to stimuli.