Circulatory & Respiratory Questions

What is the main organ of the circulatory system?

• small intestine

• bone

• lungs

• heart

Tags

NGSS.MS-LS1-3

Arteries carry oxygen rich blood away from the heart.

• True

• False

Veins carry oxygen poor blood back to the heart.

• False

• True

The job of the heart is to . . .

• pump blood around the body.

• send food to the small intestines.

• break down food.

• give energy to the body.

Tags

NGSS.4-LS1-1

Thin-walled vessels that allow for the exchange of O_{2 ,} CO₂, nutrients and wastes between blood cells or air sacs in the lungs

• Arteries

• Veins

• Capillaries

Which is NOT a function of the circulatory system?

• deliver O₂ and nutrients to cells
• remove CO₂ and wastes from cells
• break down carbohydrates into glucose
• transport other materials through body

arteries, veins, and capillaries are three types of __________

• heart valves
• blood vessels
• cells
• veins

What do Red-Blood cells do?

• Carry oxygen from the lungs to the body cells and transport carbon dioxide from the cells back to the lungs

• keeps blood flowing in one direction to the heart and prevent blood from flowing backwards

• Collects blood from the capillaries and drain it into the veins

what is the main function of circulatory system?

• Moving blood throughout our bodys to carry oxygen and nutrients to cells

• remove waste

• remove carbon dioxide

• all of the above

Which blood cells carry oxygen throughout the body?

• Red

• White

• Plasma

• Platelets