thorax

abdomen

ventilation

describe the process of breathing in

describe the process of breathing out

what are alveoli?

adaptations of alveoli

gas exchange

how does emphysema affect alveoli?

cilia

purpose of cilia

goblet cell

respiration

chemical reactions in cells are controlled by...

uses of energy

types of respiration

aerobic respiration word equation

aerobic respiration symbol equation (balanced)

anaerobic respiration word equation

anaerobic respiration symbol equation (balanced)

lactic acid

effects of exercise

glycogen

glucose

what can anaerobic respiration lead to?