7.13A Circulatory System

Transporting nutrients and oxygen to cells

Breaking down food in the stomach

Controlling body movement

Producing hormones

bring oxygen into the lungs

ensuring that the body has enough carbon dioxide to function properly

maintain the proper fluid levels in the body

a gas exchange taking in oxygen and removing carbon dioxide from the body

When you inhale, the diaphragm muscle moves downward, creating more space in the chest cavity which causes air to flow into the lungs.

The diaphragm’s movements play a critical role in the respiratory system.

When you exhale, the diaphragm muscle relaxes and returns to its dome shape, forcing air out of the lungs.

All of the above are correct.

arteries return blood to the heart and veins carry blood away from the heart

There is no difference

Veins return blood to the heart and arteries carry blood away from the heart

Veins carry blood to the lungs and arteries carry blood back to the heart

Tunnel, Via Duct

artery, vein

vein, artery

valve, ventricle

Left Atrium

Right Atrium

Left Ventricle

Right Ventricle

It returns to the heart low in oxygen

It stays in the body’s tissues

It is absorbed by the digestive system

It turns into plasma

Transporting oxygen and nutrients

Removing waste products

Producing hormones

Regulating body temperature

Closed circulatory system

Open circulatory system

Plant circulatory system

No circulatory system

Closed circulatory system

Open circulatory system

Plant circulatory system

Single circulatory system

Transporting oxygen and nutrients

Removing waste products

Producing digestive enzymes

Helping regulate body temperature