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100
A set of organs that move blood through the body; includes the heart, arteries, veins, and capillaries
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circulatory system
100
The system by which oxygen is taken into the body and an exchange of oxygen and carbon dioxide takes place
respiratory system
100
Mouth, esophagus, stomach, small intestines, large intestines
path of food
100
Wormlike protrusions in the small intestine where they serve in absorbing nutrients
villi
100
One of the two arteries that carry blood directly to the heart cells
coronary artery
200
A blood vessel that carries blood away from the heart to the body’s organs
artery
200
The system by which ingested food is acted upon by physical and chemical means to provide the body with absorbable nutrients.
digestive system
200
Lungs, kidneys and skin are all organs of _________
excretion
200
An enzyme produced in saliva begins to breakdown carbohydrates while in the mouth
Amylases
200
________ circulation loop carries blood to the body
Systemic
300
A tiny blood vessel that allows gas and wastes to move between the blood and the cells of the body
capillary
300
Group of organs that rids the body of toxic chemicals, excess water, salts, & carbon dioxide, etc. while maintaining osmotic and pH balance
excretory system
300
releases bile, which breaks down fats & promotes the absorption of fatty acids at the fat-soluble vitamins
Liver
300
digestive enzyme produced by the stomach that breaks down proteins
pepsin
300
___________ circulation loop carries blood to the lungs
pulmonary
400
A sudden attack of weakness or paralysis that happens when blood flow to an area of the brain is blocked
stroke
400
a.k.a. the colon absorbs mineral ions and water from waste
large intestines
400
Functional unit of the kidney, in which waste products filtered from the blood and urine are produced
nephron
400
excretes nitrogen wastes, salts, and water and other substances in sweat
skin
400
A chamber of the heart that receives blood that is returning from the body or the lungs
atrium
500
Any of the tiny air cells of the lungs where oxygen (02)and carbon dioxide (C02) are exchanged
alveolus
500
Located after the stomach in the digestive tract
Small intenstines
500
Regulates amount of water and salts contained, in the blood. Excretes water, salts, and small amounts of nitrogen wastes and other substances in urine
kidneys
500
excretes carbon dioxide and water vapor in exhaled air
lungs
500
One of two large veins that carry blood from the body to the heart
vena cava