Structure and Function- Resp&Circ

A Lungs, Alveoli: exchange gases such as CO2 and Oxygen

B Heart, Lungs: circulate blood throughout the body

C Alveoli, Lungs: to pump blood through the body

D Nasal Cavity, Heart: exchange gases such as CO2 and Oxygen

A Lungs, Alveoli: obtain Oxygen from the surrounding atmosphere in breathing

B Heart, Lungs: circulate blood carrying molecules such as O2 and CO2 throughout the body

C Lungs, Epiglottis: to pump blood through the body

D Nasal Cavity, Heart: exchange gases such as CO2 and Oxygen

A Phospholipids contain a hydrophobic head and a hydrophilic tail.

B Hydrophilic means "water loving" whereas hydrophobic means "water fearing".

C Cell membranes are composed of only phospholipids.

D Only plants and animals have homeostasis.