Nutrition And Digestion

Question 1

What are the 4 organic nutrients:

Answer 1

Carbohydrates
Lipids
Proteins
Vitamins

Question 2

What are the inorganic nutrients?

Answer 2

Minerals

Question 3

The chemical breakdown of food that begins at ingestion and ends with elimination is:

Answer 3

Digestion

Question 4

The system that processes food, absorbs useful nutrients and eliminates unusable wastes is:

Answer 4

Digestive system

Question 5

Carbs consist of:

Answer 5

Polysaccharides and disaccharides

Question 6

Polysaccharides and disaccharides are broken down into:

Answer 6

Monosaccharides

Question 7

Two types of monosaccharides:

Answer 7

Glucose and fructose

Question 8

Dietary fiber consisting of cellulose and other indigestible polysaccharides provide energy to humans

True
False

Answer 8

False

Question 9

Lipids are broken down into:

Answer 9

Fatty acids and glycerides

Question 10

Proteins are broken down into:

Answer 10

Amino acids

Question 11

Which two nutrients are energy sources?

Answer 11

Carbs and lipids

Question 12

Which nutrient source provides quick energy?

Answer 12

Carbs

Question 13

Which nutrient is responsible for excess energy storage?

Answer 13

Lipids

Question 14

Humans can synthesize all but 8 amino acids

True
False

Answer 14

True

Question 15

Amino acids we must obtain from food are known as:

Answer 15

Essential amino acids

Question 16

How many amino acids are there?

Answer 16

20

Question 17

How many essential acids are there?

Answer 17

8

Question 18

How many calories is 1 gram of carbohydrates?

Answer 18

4

Question 19

How many calories is 1 gram of fat?

Answer 19

9

Question 20

How many calories is 1 gram of protein?

Answer 20

4

Question 21

What are the two classes of vitamins?

Answer 21

Water-soluble

Fat-soluble

Question 22

Vitamins that aren’t stored and are passed in urine are:

Answer 22

Water-soluble

Question 23

Vitamins that are stored in fatty tissue and can build up to toxic levels are:

Answer 23

Fat-soluble

Question 24

Humans obtain energy primarily from carbs, fats, and protein

True
False

Answer 24

True

Question 25

What are the fat-soluble vitamins?

Answer 25

A D E K Think KADE

Question 26

What is the only vitamin humans can synthesize?

Answer 26

Vitamin D

Question 27

The digestive tract consists of:

Answer 27

``` Mouth Esophagus Stomach Small intestine Large intestine ```

Question 28

The accessory glands and organs of the digestive system consist of:

Answer 28

Salivary glands Liver Gallbladder Pancreas

Question 29

The gland that secretes saliva:

Answer 29

Salivary glands

Question 30

The organ that makes bile to help digest fat:

Answer 30

Liver

Question 31

The organ that stores and releases bile:

Answer 31

Gallbladder

Question 32

The organ that produces acid and protein-digesting enzymes:

Answer 32

Stomach

Question 33

The organ that secretes digestive enzymes:

Answer 33

Pancreas

Question 34

The organ that absorbs nutrients:

Answer 34

Small intestine

Question 35

The organ that reabsorbs water and minerals:

Answer 35

Large intestine

Question 36

What pushes food from the mouth to the stomach using muscular contractions?

Answer 36

Esophagus

Question 37

Where protein digestion begins:

Answer 37

Stomach

Question 38

Thin, highly coiled tube, divided into two main sections:

Answer 38

Small intestine

Question 39

Why are macromolecules broken down into monomers? A)To allow food to pass through the alimentary canal B)To lubricate the food C)To allow for absorption D)All of the above

Answer 39

C)To allow for absorption

Question 40

Certain amino acids are called essential because they: A)Must be derives from the diet B)Are required for making nucleic acids C)Store energy D)All of the above

Answer 40

A)Must be derives from the diet

Question 41

What adaptations allow herbivores to eat only plants? A)Grinding teeth B)Bacteria in the stomach C)Extra long intestines D)All of the above

Answer 41

D)All of the above

Question 42

Which of the following is not true if essential amino acids? A)They must be acquired through our diet B)They can be made by our bodies C)They can be found in meat D)They include tryptophan, phenylalanine, and leucine

Answer 42

B)They can be made by our bodies

Question 43

Digestion starts in the:

Answer 43

Mouth

Question 44

Bile helps digest: A)carbs B)lipids C)All nutrients D)proteins

Answer 44

B)lipids

Question 45

The function of vili is: A)Increase the absorptive surface is the small intestine B)Link the digestive system with the cardiovascular system C)All are correct D)Absorb digested nutrients

Answer 45

C)All are correct

Question 46

The function of the large intestine is: A)rehydration of waste B)All are correct C)breakdown of bacteria D)reabsorption of water and minerals

Answer 46

D)reabsorption of water and minerals

Question 47

Protein digestion begins in the: A)liver B)stomach C)small intestine D)mouth

Answer 47

B)stomach