BIOL 1002 : REVIEW QUESTIONS EXAM 4

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azuremammoth471

15 Mar 2019

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Review questions for exam 4 on ch 34, ch 39 and ch 40. 2. (a) eats a meal and then vomits. (b) eats very little food. (c) is usually overweight. (d) has a bacterial infection in the stomach. (e) is primarily treated with antibiotics. 3. (a) segmentation movement (b) lacteal (c) secretin (d) microvilli (e) large intestine. 4. (a) does not secrete mucus. (b) secretes enzymes. (c) produces enzymes that work best at a very low ph. (d) absorbs the products of digestion. (e) has microvilli. 5. body weight and teeth that have been eroded by acid. What is your diagnosis? (a) anorexia. (b) ulcer of the small intestine. (c) bulimia. (d) pancreatitis. (e) liver failure. 6. (a) digest food. (b) produce digestive enzymes. (c) make bile. (d) reabsorb water. (e) neutralize chyme. Chapter 34: imagine you are a family physician. 7. (a) 1 (b) 70 (c) 500 (d) 1,000 (e) 5,000.

Related Questions

What is the bodyâs tendency to keep internal conditions regulated?

Select one:

a. Physiology

b. Anatomy

c. Homeostasis

d. Regulation

Question text

Where does mechanical digestion begin?

Select one:

a. Mouth

b. Esophagus

c. Stomach

d. Small intestine

Question text

Where does amino acid absorption occur?

Select one:

a. Mouth

b. Stomach

c. Small intestine

d. Large Intestine

Question text

Bile originates in the _________ and is used to digest ________.

Select one:

a. Pancreas; fats

b. Pancreas; carbs

c. Liver; fats

d. Liver; carbs

Question text

What type of organism eats both animals and plants?

Select one:

a. Herbivores

b. Carnivores

c. Omnivores

Question text

How many amino acids can we produce naturally?

Select one:

a. 4

b. 8

c. 12

d. 16

e. 23

Question text

Which nutritional dilemma is characterized by voiding food from the system before digestion?

Select one:

a. Malnutrition

b. Anorexia nervosa

c. Bulimia

d. Obesity

This enzyme is produced by the tongue

Salivary amylase is able to chemically digest the following injested nutrient(s)

Pepsin able to chemically digest the following injested nutrient(s)

Pancreatic juice able to chemically digest the following injested nutrient(s)

This enzyme is produced by the intestinal glands in the small intestine

This absorbed building block will enter a lacteal after moving across the wall of the small intestine (hint: the building blocks of nutrients are amino acids, monosaccharides, or fatty acids! choose one of those answers!)

	lingual lipase
B.	carbohydrates only
C.	proteins only
D.	proteins, carbohydrates, lipids, and nucleic acids
E.	lipids only
F.	pepsin
G.	monosaccharides
H.	amino acids
I.	brush border enzymes
J.	fatty acids

2. General questions about the digestive tract A. Mechanical digestion of all foods begins in the oral cavity. Describe how food is digested mechanically in the oral cavity. B. What is the scientific name for swallowing? Which portions of the pharynx does food pass through when swallowing? What is the function of the esophagus? C. Cells lining the stomach release hydrochloric acid (HCl). How does HCl assist in food digestion? How are the cells lining the stomach protected from being auto-digested by HCl? D. Carbohydrates, fats, and proteins must be broken down into their smallest subunits (AKA building blocks) in order to be absorbed through the epithelial lining of the small intestine. Name the building blocks of each of the major classes of nutrients: complex carbohydrates (AKA polysaccharides), fats, and proteins. E. About 99% of all nutrients are absorbed in the small intestine. Name the 3 portions of the small intestine. In which of these 3 portions does the greatest amount of nutrient absorption occur (think about the location and length of each segment)? Which type(s) of nutrient(s) is/are absorbed into blood capillaries? Which type(s) of nutrient(s) is/are absorbed into lymphatic capillaries? F. The last portions of the digestive tract are the rectum, anal canal and anus. Name the 2 muscular sphincters located at the anus. When the rectum fills, the defecation reflex is initiated. Describe the events that occur during the defecation reflex. Name the 2 sphincters located at the anus. Which sphincter undergoes involuntary relaxation during the defecation reflex? Which division of the autonomic nervous system causes this sphincter to relax and open? Name the sphincter that you control consciously to stop or initiate defecation.

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BIOL 1002 : REVIEW QUESTIONS EXAM 4

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