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Chemistry Board Review: Part I > Chiro Board Review App > Flashcards

Chiro Board Review App Flashcards

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1
Q

All amino acids at a pH of 7 has its isoelectric point at a pH of 6, therefore it will be?

A

Negatively charged

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2
Q

An increase in which of the following minerals causes a decrease in blood pressure?

A

Potassium

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3
Q

Anaerobic glycolysis yields how many ATP?

A

2

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4
Q

Dietary vitamin E is absorbed in the intestines by?

A

Lipids

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5
Q

Extracellular ammonia is transported from skeletal muscle to the liver by?

A

L Alanine

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6
Q

If a substance contains 30% starch, 10% maltose, 10% lactose, 50% sucrose what % is glucose, galactose, fructose?

A

70, 5, 25

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7
Q

In fatty acid biosynthesis which of the following requires NADPH?

A

Ketoacyl reductase

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8
Q

In the initial step of the CTA the combination of acetyl CoA & what form citrate?

A

Oxaloacetate

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9
Q

Ketones results from?

A

Incomplete oxidation of fats

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10
Q

Oxaloacetate is the alpha keto of?

A

Aspartic acid

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11
Q

Oxidation of fatty acids yielding CO2 & water thorugh beta oxidation also goes through?

A

TCA & ETC

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12
Q

The build-up of cholesterol will inhibit?

A

HMG CoA reductase

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13
Q

The molecule that enzymes act upon is known as?

A

Substrate

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14
Q

The most abundant polar compound of a cell membrane is?

A

Phosphate portion of phospholipids

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15
Q

The reason that the TCA cycle cannot proceed under the anaerobic conditions?

A

Cannot regenerate NAD & FAD without O2

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16
Q

tRNA is responsible for?

A

Supplying amino acids to complete a protein chain

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17
Q

What amino acid is a precursor to serotonin?

A

Tryptophan

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18
Q

What amino acid is converted to indole in the intestine?

A

Tryptophan

19
Q

What carbon source supplies the glycerol portion of the triglyceride for lipogenesis?

A

Acetyl CoA

20
Q

What leads to ketone body synthesis?

A

Incomplete oxidation of fats

21
Q

What lipids comprise the majority of dietary fats?

A

Triglycerides

22
Q

What type of bond holds DNA bases together?

A

Esther

23
Q

What type of bonds are between amino acids?

A

Peptide

24
Q

What vitamin is used for carboxylation reaction during Gluconeogenesis?

A

Biotin

25
Q

What’s the final stage in the complete metabolism of fat?

A

TCA cycle

26
Q

Whch vitamin is required for the uptake of lipoproteins in the intestines?

A

K

27
Q

Which are pyrimidines?

A

Uracil & cytosine

28
Q

Which CTA cycle intermediate is a mitochondrial membrane transporter?

A

Citrate

29
Q

Which is considered to be the most saturated?

A

Coconut oil

30
Q

Which is responsible for carboxylation Rx?

A

Biotin

31
Q

Which is the active form of folate?

A

Tetrahydrofolate

32
Q

Which is the limiting amino acid in grains?

A

Lysine

33
Q

Which of the following affects growth factor?

A

Zinc

34
Q

Which of the following amino acids is ketogenic?

A

Lysine

35
Q

Which of the following bonds are found in lipids?

A

Ester

36
Q

Which of the following has the highest energy compound?

A

Creatinine phosphate

37
Q

Which of the following is a major source of Ca2+ in humans?

A

Dairy products

38
Q

Which of the following is a negative allosteric inhibitor?

A

ATP

39
Q

Which of the following is a precursor to melatonin?

A

Serotonin

40
Q

Which of the following is a precursor to prostaglandins?

A

Ecosanoids

41
Q

Which of the following is not a ketone?

Beta-hydroxybutyric Acid

Acetoacetone

Mevalonate

Acetone

A

Beta-hydroxybutyric Acid

42
Q

Which of the following pulls fatty acid across the mitochondrial membrane?

A

Carnitine

43
Q

Which of the following states produces the most fatty acids?

A

High carbohydrate diet

44
Q

Which of the following vitamin deficiency is responsible for xeropthalmia?

A

Retinol

Chemistry Board Review: Part I (1 decks)

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