Unit 2 Key Area 3

Question 1

Circulatory system in which blood passes through the heart once for each complete circuit of the body

Answer 1

Single

Question 2

Circulatory system in which blood passes through the heart twice for each complete circuit of the body

Answer 2

Double

Question 3

Double circulatory system whose one ventricle may allow some mixing of oxygenated and deoxygenated blood

Answer 3

Incomplete

Question 4

Double circulatory system with two ventricles and no mixing of oxygenated and deoxygenated blood.

Answer 4

Complete

Question 5

Heart chamber which receives blood from capillary beds

Answer 5

atrium

Question 6

Heart chamber which pumps blood out of the heart to capillary beds

Answer 6

Ventricle

Question 7

Sensor used to measure changes in factors such as temperature in a respirometer

Answer 7

Probe

Question 8

Measure of oxygen consumption, carbon dioxide production or heat production per unit time by an organism

Answer 8

Metabolic rate