Respiratory

What sort of blood vessels are found covering the alveoli?

• Veins

• Arteries

• Capillaries

• Diaphragm

What gas diffuses out of the blood, after respiration?

• Oxygen

• Nitrogen

• Carbon Dioxide

• Hydrogen

Tags

NGSS.MS-LS2-3

What happens to the diaphragm when you breathe in?

• It contracts and moves up

• It contracts and moves down

• It relaxes and moves up

• It relaxes and moves down

What is the name of the bones that provide protection to the lungs?

• Ribs

• Diaphragm

• Alveoli

• Lungs

What gas diffuses from the air, into the blood?

• Nitrogen

• Carbon Dioxide

• Oxygen

• Hydrogen

What is the name for this system?

• Skeletal system

• Digestive system

• Respiratory system

The main purpose of the respiratory system is to helps us breathe.

• True

• False

The respiratory system brings in _______from the air.

• carbon dioxide 二氧化碳

• fresh air新鲜空气

• oxygen氧气

The respiratory system removes_______ from our body.

• carbon dioxide二氧化碳

• oxygen 氧气

• fresh air 新鲜空气

The left lung is a little bit smaller than the right lung, because_______________________________.

• The right lung is more important.

• The left lung has other jobs.

• The left lung needs to make space for the heart.