Enzyme Digestion Flashcards

1
Q

Which peptides are involved in short-term regulation of appetite?

A

Ghrelin
Peptide YY
Cholecystokinin (CCK)

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2
Q

Examples of carbohydrates?

A

glucose
sucrose
glycogen

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3
Q

The essential nutrients include:

A

most vitamins
8 of the amino acids
all minerals

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4
Q

What are dietary fibers?

A

the fibrous materials of plants and animals that resist digestion.

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5
Q

Which vitamins are fat soluable?

A

A
K
D
E

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6
Q

What term refers to nutrients that the body needs but is incapable of synthesizing in adequate amounts?

A

Essential Nutrients

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7
Q

What are types of dietary fiber?

A

pectin and cellulose

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8
Q

are vitamins necessary for metabolism?

A

yes

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9
Q

Which are examples of important proteins in the body?

A

enzymes
keratin
hemoglobin

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10
Q

Cholesterol is a major structural component of ______.

A

plasma membranes

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11
Q

Which process yields a net gain of 2 ATP per glucose molecule?

A

Glycolysis

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12
Q

Which type of macromolecule includes membrane receptors, pumps, ion channels, and cell-identity markers?

A

proteins

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13
Q

Name some lipids?

A

cholesterol
triglycerides
phospholipids

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14
Q

The maximum number of ATP generated by the complete aerobic oxidation of one molecule of glucose is ______.

A

32

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15
Q

What is glycogenolysis?

A

Breakdown of glycogen to release glucose

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16
Q

Which term refers to the synthesis of glucose from noncarbohydrates such as glycerol and amino acids??

A

gluconeogenesis

17
Q

Which term refers to the hydrolysis of glycogen to release glucose or glucose 1-phosphate?

A

Glycogenolysis

18
Q

Which term refers to the synthesis of glycogen by polymerizing glucose?

A

Glycogenesis

19
Q

Protein synthesis is stimulated by?

A

Growth hormone, thyroid hormones, and insulin

20
Q

What part of the brain controls body temperature by initiating heat-conserving or heat-loss mechanisms.

A

hypothalamus

21
Q

What produces most of your body heat?

A

exergonic chemical reactions like ATP use and nutrient oxidation

22
Q

Where is alcohol absorbed at in the body?

A

stomach 10% and small intestine 90%

23
Q

Alcohol is detoxified by the hepatic enzyme?

A

alcohol dehydrogenase

24
Q

Alcohol effects the:

A

nervous system, liver, and digestive system.
NS- inhibits the release of norepineohrine and disrupts GABA receptors.
Liver- inflammation and unable to produce urea.
DS- breaks down the protective membrane and tight junctions causing bleeding and gastritis.