HUMAN BODY SYSTEM UNIT REVIEW

When air moves into the lungs, oxygen ___________.

Process of breaking down food into smaller, usable materials

This chemical found in saliva helps with chemical digestion

What separates the chambers in the heart?

The two lower chambers of the heart that are involved in pumping blood

The substance that the liver creates from nitrogen waste

Keeping the body at a regulated constant balance is called

Liquid waste/urine leaves the body through?

Muscular-walled tubes they carry oxygenated blood away from the heart to all parts of the body

The female hormone that causes development of the female body

What is one way that the kidneys help maintain balance in the body?

What is the largest organ in the digestive system?

Tiny blood vessels that help with gas exchange between tissues

If an egg is not fertilized it is shed from the lining of the uterus. What is this called?

The force or contractions that push food downward.

A strong muscle that mixes and mashes food into smaller parts

Tubes that carry (mainly) oxygen-depleted blood toward the heart

What is the primary function of the kidneys?

The male testes produce?

Small colorless disk-shaped fragments found in large numbers in blood which help with clotting

When food is physically broken down into smaller pieces.

Fluid portion of blood

We breathe in __________ and exhale carbon dioxide?

Organ that absorbs mostly water

Where does digestion begin?

A substance that provides nourishment essential for growth and the maintenance of life

The upper part of the trachea that contains the voice box?

Sacs located at the end of the lungs

The structure that connects an embryo to its mother is the:

Absorbs most nutrients from partially digested food

Describe the order in which waste products travel through the urinary system?

Which of the following is a function of blood?

Little folds on the cell surface that increase surface area for absorption

The female reproductive organs that produce eggs are the