7AB Test Review Sheet—Test on Tuesday, December 22, 2015
(NOTE: If you will be “absent” on Tuesday, be prepared to take the test on Friday, 12/18/15)
Topics: Six Nutrient & Digestive System (Chapter 4), and Circulatory System (Chapter 5)
Vocabulary
 Nutrients
 Metabolism
 Digestion
 Absorption
 Mechanical digestion
 Chemical digestion
 Epiglottis
 Peristalsis
Concepts/Skills
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Rectum
anus
Cardiovascular system
Heart
Atrium
ventricle
valve
artery
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vein
capillary
vena cava
pulmonary artery
pulmonary vein
red blood cell (RBC)
white blood cell (WBC)
Name the six nutrients.
What is the main function of carbohydrates?
What are some of the main functions of proteins?
What is the main function of lipids?
What is the function of water in the body?
What role do vitamins play in the body?
What are minerals?
True or False: All organisms should aim to eat 2,000 calories a day, regardless of their size, mass,
gender, or lifestyle.
What is the path of food in the body as it travels through the digestive system?
Name the organs of the digestive system where mechanical digestion occurs.
Name the organs of the digestive system where chemical digestion occurs.
Where does the breakdown of carbohydrates start?
What are the functions of the digestive juice in the stomach?
What is the importance of villi in the small intestines?
What is absorbed in the small intestines?
What is absorbed in the large intestines?
What is the path of blood through the heart and the body?
Why are arteries thicker than veins?
What is the primary function of red blood cells?
What are the two best places to feel your pulse?
What are two substances the blood delivers to body cells?
What is one substance that body cells give to blood as waste?
Name one way that blood is moved through your veins.
What prevents blood from flowing backwards?