Circulatory and Respiratory Diseases

Cellular respiration increases

Oxygen production increases 

Carbon dioxide production increases

Cellular respiration decreases

Carbon dioxide production decreases

Carries waste products away

Controls body temperature

Transports nutrients and hormones

Produces acid

carry cells and antibodies that fight infection

The diaphragm moves up.

The pressure in the lungs decrease.

The ribs move upward and outward.

Air moves into the lungs.

Oxygen plays an important role in the energy metabolism of living organisms.

Oxygen is used in  the mitochondria to generate chemical energy.

Oxygen is not important to humans.

capillaries of alveoli

capillaries of organs

in the aorta

in the veins

aorta

pulmonary artery

pulmonary vein

systemic arteries

systemic veins

capillaries

heart

pulmonary vein

systemic arteries

systemic veins