Respiratory/cardiovascular system

Question 1

what is the goal of the respiratory system

Answer 1

Deliver oxygen to the blood & tissues and remove carbon dioxide from the blood back into the atmosphere

Question 2

what is the goal of the cardiovascular system

Answer 2

Transport of nutrients, oxygen, and hormones throughout body to the cells and removal of waste

Question 3

arteries

Answer 3

deliver oxygenated blood to the rest of the body - AWAY from the heart

Question 4

veins

Answer 4

carry deoxygenated blood back to the lungs/heart - TO THE LUNGS/Heart

Question 5

do arteries or veins have a valve

Answer 5

veins

Question 6

where does O2 go

Answer 6

From lungs to bloodstream to cells

Question 7

how does O2 diffuse

Answer 7

Inhalation and circulation to tissues via blood vessels/capillaries

Question 8

what is the goal of O2 diffusion

Answer 8

Oxygen needed by all cells for cellular respiration

Question 9

where does CO2 go

Answer 9

From cells to bloodstream to lungs

Question 10

how does CO2 diffuse

Answer 10

Circulation from tissues via veins to lungs - exhalation

Question 11

what is the goal of CO2 diffusion

Answer 11

CO2 is a byproduct of cellular respiration. It needs to be removed from the body.