A&p II- The Digestive System

102 Questions | By Dandk1997 | Updated: Mar 22, 2022 | Attempts: 1497

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Review for test 3

Questions and Answers

1.

What causes cholecystokinin & secretin to be secreted?
- A.
  
  Fats
- B.
  
  Carbohydrates
- C.
  
  Partially digested proteins
- D.
  
  Saliva
- E.
  
  H+
2.

This is made up of undigested food residue, mucus, sloughed-off epithelial cells, bacteria, water.
- A.
  
  Chyme
- B.
  
  Bile
- C.
  
  Feces
- D.
  
  Saliva
3.

The thoracic duct is part of the ______________ system.
4.

CCK is responsible for contractions of the ___________________, and the small intestine secretes CCK in response to __________ _____________.
5.

The ___________ system helps absorb lipids via the ______________.
6.

____________ are lymph capillaries in the core of villi which absorbs fats.
- A.
  
  Peyer's patches
- B.
  
  Lacteals
- C.
  
  Border brushes
- D.
  
  Serosa
7.

The _________ ___________ controls the exit of food from the _________ to the ___________ intestine.
8.

This is a bolus of food mixed with the secretions of the stomach that is converted to a fatty or acidic paste.
- A.
  
  Chyme
- B.
  
  Bile
- C.
  
  Saliva
- D.
  
  Feces
- E.
  
  Paste
9.

This prevents digestion, by enzymes and the acidic environment, of the stomach itself.
- A.
  
  Villi
- B.
  
  Gall bladder
- C.
  
  Mucus
- D.
  
  Chyme
- E.
  
  Bile
10.

During the ____________ phase, saliva is produced in the mouth and digestive enzymes are produced in the stomach.
11.

The major function(s) of the large intestine are to:
- A.
  
  Absorb water
- B.
  
  Absorb fats
- C.
  
  Digest proteins
- D.
  
  Eliminate urine
- E.
  
  Eliminate feces
12.

Digestion is completed here, and virtually all nutrient absorption happens here.
- A.
  
  Mouth
- B.
  
  Stomach
- C.
  
  Small intestine
- D.
  
  Large intestine
- E.
  
  Rectum
13.

__________________ break down peptides into amino acids.
14.

___________ hydrolyzes maltose into glucose.
15.

____________ hydrolyzes sucrose into glucose and fructose.
16.

_________ hydrolyzes lactose into glucose and galactose.
17.

Aerobic respiration produces __ ATP per molecule of glucose.
- A.
  
  4
- B.
  
  6
- C.
  
  36
- D.
  
  2
- E.
  
  32
18.

Anaerobic respiration produces __ ATP per molecule of glucose
- A.
  
  4
- B.
  
  6
- C.
  
  36
- D.
  
  2
- E.
  
  32
19.

_________ respiration uses oxygen.
20.

Aerobic respiration produces ____________ ATP than anaerobic.
- A.
  
  More
- B.
  
  Less
21.

Proteins yield ___ calories of energy per gram, fats yield __ calories of energy per gram, and carbohydrates yield __ calories of energy per gram.
22.

Low pH increases gastrin release.
- A.
  
  True
- B.
  
  False
23.

Acidic chyme in the duodenum increases __________ secretion.
- A.
  
  Increases
- B.
  
  Decreases
- C.
  
  Does not affect
24.

Acidic chyme in the ___________ increases CCK secretion.
- A.
  
  Stomach, CCK
- B.
  
  Esophagus, gastrin
- C.
  
  Intestine, CCK
- D.
  
  Intestine, gastrin
25.

Low pH _____________ gastrin secretion.