Nutrition: Digestive System Quiz II

Last updated · 7 min play time

This quiz was expert written by Eugene Fenster. Eugene has a Ph.D. in Ecology and Evolutionary Biology and taught both general biology and nutrition. Several of his publications have appeared in peer-reviewed journals. He revises chapters, produces, edits, and proofreads materials for college textbooks. Most importantly he loves learning about biology. Learning and making connections among the disparate pieces of information he finds is one of his passions. Another passion is sharing and discussing this information with others.

You ingest food and eventually, it comes out as feces. Any idea of what happens in-between? If you passed part I, you are ready for part II!


Eugene has a Ph.D. in Ecology and Evolutionary Biology and taught both general biology and nutrition. Several of his publications have appeared in peer-reviewed journals. He revises chapters, produces, edits, and proofreads materials for college textbooks.

Most importantly he loves learning about biology. Learning and making connections among the disparate pieces of information he finds is one of his passions. Another passion is sharing and discussing this information with others.

Digestive System II Quiz Questions

20 Questions · 3.1K Plays · No comments

Question 1

Which of the following is "easiest" to live without?

  • A
    Esophagus
  • B
    Large intestine
  • C
    Pancreas
  • D
    Small intestine

Question 2

Which of the following is most likely the cause of hemorrhoids?

  • A
    Being on birth control pills.
  • B
    A high phytochemcial diet.
  • C
    A low fiber diet.
  • D
    A high protein diet.

Question 3

Diverticula in the colon are caused by _____.

  • A
    a lack of dietary fiber
  • B
    a H. pylori infection
  • C
    over use of nonsteroidal anti-inflammatory drugs (NSAIDS) such as iburofen
  • D
    excessive coffee consumption

Question 4

Hopefully, food/drinks that you consume will move from the mouth to the pharynx then to the _____.

  • A
    liver
  • B
    trachea
  • C
    esophagus
  • D
    stomach

Question 5

What is peristalsis?

  • A
    The mixing and breaking apart of a mass of food as occurs in the small intestine.
  • B
    The series of muscular contractions that begins in the esophagus and moves the contents of the digestive tract towards the rectum.
  • C
    The detoxification of drugs as occurs in the liver.
  • D
    The mechanical breakdown of food as occurs in the mouth.

Question 6

Which of these equations would best be associated with a digestive enzyme?

  • A
    Fat + bile fat droplets
  • B
    Peptides + HCl protein
  • C
    Glucose + glucose maltose
  • D
    Peptides + H2O amino acids

Question 7

The secretion of saliva is stimulated by __________.

  • A
    the sound of food only
  • B
    the smell, taste, and sound of food only
  • C
    the smell and taste of food only
  • D
    oral stimulation and the thought, sight, smell, taste, and sound of food

Question 8

What is halitosis?

  • A
    Chronic heartburn
  • B
    Chronic diarrhea
  • C
    Chronic bad breath
  • D
    Chronic constipation

Question 9

The normal pH of the products of digestion that move from the stomach to the small intestine is _____.

  • A
    10-11
  • B
    5-6
  • C
    2-3
  • D
    18

Question 10

What name is given to a unit of swallowed food?

  • A
    Lipo protein
  • B
    Bolus
  • C
    Chyme
  • D
    Micelle

Question 11

HCl in the stomach _____.

  • A
    is the major cause of ulcers
  • B
    promotes the absorption of water
  • C
    promotes the absorption of nutrients such as vitamin B-12, calcium, and iron
  • D
    promotes the absorption of alcohol

Question 12

Bile plays a role in the digestive systems processing of _____.

  • A
    minerals
  • B
    fats
  • C
    proteins
  • D
    carbohydrates

Question 13

What are villi?

  • A
    finger-like projections that increase the surface area of the small intestine
  • B
    abnormal finger-like white blood cells
  • C
    the absorptive surface of the colon
  • D
    the bad guys in bad movies

Question 14

Constipation is associated with an increased risk of _____.

  • A
    cardivascular disease
  • B
    type 2 diabetes
  • C
    Parkinson's disease
  • D
    dementia

Question 15

Oxalate-rich foods _____.

  • A
    promotes tooth decay
  • B
    increase the risk of gallstones
  • C
    increase the risk of kidney stones
  • D
    inhibit the absorption of vitamins

Question 16

Excessive calcium intake, as may occur from over-supplementation, may especially inhibit the absorption of _____.

  • A
    water
  • B
    vitamin K
  • C
    iron
  • D
    sulfur

Question 17

Phosphorus absorption is promoted by _____.

  • A
    vitamin M
  • B
    vitamin D
  • C
    Vitamin A
  • D
    vitamin E

Question 18

Vitamins synthesized by microbes in the large intestine include _____.

  • A
    B28
  • B
    No vitamins
  • C
    D
  • D
    K

Question 19

Periodontal disease does not include inflammation/degeneration of the _____.

  • A
    tonsils
  • B
    the bone that teeth fit into
  • C
    cement that plays a role in holding your teeth in place
  • D
    periodontal ligaments

Question 20

What are the major causes of peptic ulcers?

  • A
    A stressful job
  • B
    A low fat diet and excessive carbohydrate intake
  • C
    Overconsumption of coffee and tea
  • D
    Overuse of NSAIDs (such as ibuprofen), a H. pylori infection, and GERD

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