Homeostasis, Nutrition, Digestion & Absorption Quiz
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Protein is broken down into ______________ before they are asborbed into the small intestines.
A. fatty acids
B. amino acids
C. citric acid
D. hydrochiloric
Which of the following is a hormone used to control glucose concentrations in the blood?
A. Insulin
B. Glycogen
C. Pancreas
What changes occur to increase body temperature
A. Vasoconstriction, hair erector muscle relaxes and hair pulled upright, no sweating and shivering
B. Vasodilation, hair erector muscle contract and hair pulled upright, no sweating and shivering
C. Vasoconstriction, hair erector muscle contract and hair pulled upright, no sweating and shivering
D. Vasodilation, hair erector muscle contract and hair pulled upright, increased sweating and shivering
What is the main purpose of the small intestine?
A. nutrients get absorbed into the blood/lacteal
B. bile is produced
C. water is removed
D. nutrients are assimilated
What type of digestion involves the actual breaking apart of the food by our teeth, tongue, or muscles?
A. chemical digestion
B. diffusion
C. mechanical digestion
D. peristalsis
Fingerlike extensions of the small intestine that increase the surface area for absorption
A. bronchi
B. alvioli
C. villi
D. chyme
Bile is made by which digestive organ?
A. Gallbladder
B. Stomach
C. Rectum
D. Liver
This is the enzyme that works on protein.
A. pepsin
B. HCl
C. Bicarbonate
D. Lactase
When glucose levels in the blood rise, your brain sends a signal to your pancreas. The pancreas releases insulin, which opens channels in cell membranes to allow glucose to enter the cell, lowering blood sugar levels.
A. Positive Feedback Response
B. Negative Feedback Loop
What changes occur to cool the body down?
A. Vasoconstriction, increase sweating and hairs lie flat
B. Vasodilation, increase sweating and hairs lie flat
C. Vasodilation, reduced sweating and hair stand up
D. Vasoconstriction, increase sweating and hairs lie flat
Tube that carries swallowed food to the stomach
A. esophagus
B. liver
C. pancreas
D. rectum
This organ produces the hormones that help regulate blood glucose levels.
A. Pancreas
B. Liver
C. Small intestine
Which of these stages of digestion includes a chemical change?
A. peristalsis
B. chewing
C. saliva
D. large intestine
Waves of contractions that move food one way through the digestive system are called
A. Impulse
B. Peristalsis
C. Action Potential
D. Metabolism
Where is pepsinogen secreted?
A. the mouth
B. the stomach
C. the pancreas
D. the gall bladder