Systems in the human body

Question 1

State the function of respiration

Answer 1

release energy

Question 2

Where does respiration occur?

Answer 2

all cells of the body

Question 3

Which type of respiration is more efficient?

Answer 3

aerobic

Question 4

What are the reactants for aerobic respiration?

Answer 4

glucose + oxygen

Question 5

What are the products for aerobic respiration?

Answer 5

carbon dioxide + water

Question 6

what is an oxygen debt?

Answer 6

amount of extra oxygen your body needs to react with the build up of lactic acid

Question 7

Explain why the heart rate increases during exercise

Answer 7

to get oxygenated blood around the body faster

Question 8

explain why breathing rate increases during exercise

Answer 8

to bring energy to the body and release CO2

Question 9

how do you calculate surface area?

Answer 9

find area of each face then add them together

Question 10

How do you find the exchange surfaces adapted for their function?

Answer 10

densely packed with blood vessels

Question 11

describe the function of the heart

Answer 11

Right side- pumping deoxygenated blood to the lungs
Left side- pumps oxygenated blood around the body

Question 12

how many chambers does the heart have?

Answer 12

4

Question 13

what are the top two chambers of the heart

Answer 13

right atrium and left atrium

Question 14

what are the bottom two chambers of the heart

Answer 14

right ventricle and left atrium