Biology Concepts Flashcards

Front

Digestion

Back

The process of breaking down food.

Front

Ingestion

Back

The process of taking food into the body, like through the mouth.

Front

Circulatory System

Back

The body system that moves blood around the body. It includes the heart, blood vessels, and blood.

Front

Heart

Back

The organ that pumps blood throughout the body.

Front

Blood Vessels

Back

Tubes that carry blood. There are three types: arteries, veins, and capillaries.

Front

Arteries

Back

Blood vessels that carry blood away from the heart. They have thick walls to handle high pressure.

Front

Veins

Back

Blood vessels that carry blood towards the heart.

Front

Capillaries

Back

Tiny, thin-walled blood vessels where gas exchange and nutrient exchange happen between the blood and tissues.

Front

Blood

Back

The liquid in your body that carries oxygen, nutrients, and waste. It is made up of plasma, red blood cells, white blood cells, and platelets.

Front

Plasma

Back

The liquid part of blood that carries nutrients and other substances.