Heart and Lungs
Blood
Digestion System
Excretory System
Vocabulary
100
right side of the heart
Which side does the blood enter the heart?
100
capillaries
What are the smallest type of blood vessels?
100
esophagus (what does it connect)
What is a muscular tube that connects the mouth to the stomach?
100
nephrons
What are tiny filtering units of the kidney?
100
digestion
What is the process that changes food into usable form?
200
contracting and relaxing
The action that moves blood through the circulatory system.
200
veins
What are the blood vessels that carry blood to your heart?
200
stomach
What is a baglike organ that mixes food?
200
excretion
What is the process of getting rid of the waste that your body cells do not need?
200
ureter
What are tubes that carry wastes from each kidney to the bladder?
300
trachea
What is another name for the windpipe?
300
arteries
What are the largest blood vessels; carry blood from the heart to the rest of the body?
300
your mouth
Where does digestion begin?
300
urethra
What is the tube that carries liquid wastes from the bladder to outside your body?
300
liver
What is an organ that produces bile?
400
alveoli
What are tiny air sacs found in the lungs?
400
red blood cells
What are the blood cells that carry oxygen to the body tissues?
400
villi
What are tiny fingerlike projections that absorb broken-down food?
400
kidneys
What are the main organs of the excretory system that filters our blood?
400
bronchi
What are the two short tubes that carry air from the trachea to the left and right lungs?
500
diaphragm
What makes a movement that causes air to move in and out of the body?
500
platelets
What are the blood cells that help to clot your blood?
500
pancreas
What is the organ that produces three different enzymes that break down fats, protein and carbohydrates?
500
nephrons
What seperates material in the blood, returning nutrients, water and salt to the blood and sending urea, excess water and excess salt to the bladder?
500
enzyme
What is a chemical that speeds up the digestive process?
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