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fairlykyle fairlykyle
wrote...
Posts: 342
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6 years ago
The digestive juices in the digestive tract include:
 a. gastric juice in the stomach, which has the role of digesting fats.
 b. pancreatic juice, which neutralizes stomach acids reaching the small intestine.
  c. saliva, which begins the digestion of protein.
 d. bile released by the gallbladder to break down carbohydrates in the stomach.
  e. bacterial enzymes that digest lipids.

Q. 2

How much water do you need to drink in a day?
  1.6 glasses
  2.8 glasses
  3.None because I get water through foods and other beverages.
  4.It is hard to pin down because water needs depend on many factors.

Q. 3

Digestion of macronutrients begins in the mouth with enzyme action on:
 a. carbohydrates, fats, and proteins by various enzymes.
  b. proteins by proteases.
 c. fats by carbohydrases.
 d. fats by proteases.
 e. starches by carbohydrases.

Q. 4

Active work increases the amount of water lost from the skin as perspiration and from the lungs when we exhale. Most probably, the body will respond to this increased loss by _____ to maintain water balance.
  1.increasing kidney output
  2.increasing feces output
  3.decreasing thirst
  4.decreasing kidney output
  5.extracting more water from food

Q. 5

Which statement is true regarding the timing of meals?
 a. Timing of meals is important because the digestive tract is unable to digest foods at certain times.
  b. A meal should be consumed immediately before exercise to enhance physical work.
  c. Eating a meal late at night is desirable because it facilitates sleep.
 d. Timing of meals is important to feeling well.
 e. Timing of meals impacts the efficacy of energy storage.

Q. 6

Which of the following major minerals is found in the body in an amount larger than a pound?
  1.Potassium
  2.Calcium
  3.Sulfur
  4.Sodium
  5.Chloride

Q. 7

Digestion of foods includes the mechanical actions of:
 a. chewing to allow some nutrients to be absorbed into the body through the tongue.
  b. peristalsis waves to move the foods down through the digestive tract.
 c. the stomach to gently release foods into the small intestine.
 d. the small intestine to absorb water and create the paste that forms feces.
 e. the large intestine, which releases gas that facilitates fecal transport.

Q. 8

What is the role of white blood cells in protecting the body from invading organisms?
 a. Phagocytes release antibodies against the invaders into the bloodstream.
 b. T-cells release a chemical trail for identification of invaders.
 c. B-cells engulf and digest the foreign particles.
 d. Killer T-cells seek out and destroy all foreign particles with the same identity.
  e. Skin cells are a type of white blood cell that provide a physical, protective barrier.
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Replies
wrote...
6 years ago
Answer to #1

b

Answer to #2

4

Answer to #3

e

Answer to #4

4

Answer to #5

d

Answer to #6

2

Answer to #7

b

Answer to #8

d
fairlykyle Author
wrote...
6 years ago
I hope they're paying you for this because all of them were correct Grinning Face with Smiling Eyes
wrote...
6 years ago
not really, just a volunteer... and you're welcome Wink Face
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