Homeostasis, Nutrition, Digestion & Absorption Quiz
Where is pepsinogen secreted?
A. the mouth
B. the stomach
C. the pancreas
D. the gall bladder
The “cause” for something to happen is the
Name this structure
B. gall bladder
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
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 hormone is produced in the pancreas that lowers blood sugar?
Waves of contractions that move food one way through the digestive system are called
C. Action Potential
What name do we use to describe the maintaining of constant/stable internal conditions, such as: blood glucose levels, body temperature and water levels, inside the body?
A. Hormonal control
C. Nervous system
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
Fingerlike extensions of the small intestine that increase the surface area for absorption
This organ produces the hormones that help regulate blood glucose levels.
C. Small intestine
The stomach wall produces mucus to cover its surface. Which of the following statements correctly describe(s) the function of the mucus?
(1) It kills the bacteria in the ingested food.
(2) It prevents the rubbing of food against the stomach wall.
(3) It protects the stomach wall from the action of the digestive enzymes.
A. (1) only
B. (3) only
C. (1) and (2) only
D. (2) and (3) only
Which of these stages of digestion includes a chemical change?
D. large intestine
This is the enzyme that works on protein.
How does sweat cool you?
C. It doesn’t cool you
What type of digestion involves the actual breaking apart of the food by our teeth, tongue, or muscles?
A. chemical digestion
C. mechanical digestion
Which of the following organs produces digestive juice that does not contain enzymes?
Which of the following is a hormone used to control glucose concentrations in the blood?
If the environment gets cold, we will often shiver in order to:
A. keep body temperature the same as the external temperature
B. decrease body temperature
C. increase body temperature
D. regulate blood pressure
The two types of feedback systems that help organisms maintain homeostasis are:
A. positive and negative
B. receptor and effector
C. static and dynamic
D. minor and major
Tube that carries swallowed food to the stomach
What is involuntary contractions of voluntary muscles to warm up?
The term for maintaining internal temperature is:
What is an ectotherm?
The villi provides a surface area for the absorption of nutrients into the bloodstream.
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