Body Systems

Front

How does a neuron send a message?

Back

Electrochemically

Front

What is the respiratory system used for?

Back

Exchanging carbon dioxide and oxygen with the environment

Front

What is the cardiovascular system used for?

Back

Transporting oxygen and nutrients throughout the body

Front

What is the coloured structure in the diagram? Options:

Abdomen

,

Alveoli

,

Larynx

,

Diaphragm

Back

Diaphragm

Front

What is the coloured structure in the diagram above? Options: Pharynx, Larynx, Trachea, Bronchi

Back

Trachea

Front

In humans, gas exchange only occurs in the alveoli. The rest of the respiratory system just transports air in and out of the alveoli.

Back

True

Front

Does air have a higher concentration of oxygen before it is inhaled into the lungs, or after it is exhaled from the lungs? Options: Before inhalation, After exhalation

Back

Before inhalation

Front

Name the heart chambers that receive blood from the veins.

Back

Atrium

Front

Name the heart chamber that contracts to push blood into the arteries.

Back

Ventricle

Front

Artery that receives blood from the right ventricle and leads towards the lungs.

Back

Aorta