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Flashcards in NBS Chemistry Carbs Deck (38):
1

How many Kcals do carbs supply per gram?

4kcal/g

2

What structure would contain multiple OH- (hydroxyl) groups?

Ketone

3

D & L configuration differ in which side the farthest asymmetrical carbon is from the keto group. If you had a D (Dextrorotatory) configuration which side would the hydroxy be on?
A. Left
B. Right

Right

4

What side would L (levorotatory) be associated with?

Left

L= Left

5

Simple carbs are sweet and contain 1-2 sugars. Which of the following are examples of simple carbs?
A. Polysaccaride
B. Monosaccharide
C. Cellulose
D. Disaccharide
E. B and D

B and D

6

Sorbitol is a sugar alcohol from glucose and converted to:
A. Mannose
B. Fructose
C. Galactose
D. Ribose

Fructose

7

During oxidation which of the following is TRUE:
A. Decreasing positive charges
B. Loss of negative charges
C. Gain of electrons
D. Addition of Hydrogens

Loss of negative charges

*also can be the addition of positive charges

8

During Reduction which of the following is TRUE:
A. Decreasing positive charges
B. Loss of negative charges
C. Gain of electrons
D. Addition of Hydrogens
E. C and D

C and D

during reduction you will have a gain in electrons and additions of hydrogen

9

Which of the following would not raise blood glucose?
A. Epinephrine
B. Glucagon
C. Insulin
D. Growth Hormone

insulin

* the rest help to raise blood glucose levels

10

Which of the following is secreted from alpha cells of the pancreas in a response to low blood glucose levels?
A. Epinephrine
B. Glucagon
C. Insulin
D. Growth Hormone

Glucagon

11

Which of the following is secreted from Beta cells of the pancreas in a response to High blood glucose levels?
A. Epinephrine
B. Glucagon
C. Insulin
D. Growth Hormone

Insulin

12

T/F: Glucocorticoids and thyroxine also help to raise blood glucose levels

True

13

When ATP is high, would glycolysis be stimulated or inhibited?

inhibited

*you aint need no more energy

14

When ATP is high, would the citric acid cycle be stimulated or inhibited?

inhibited

15

When ATP is high, would oxidative phosphorylation be stimulated or inhibited?

inhibited

16

When ATP is high, would pyruvate oxidation be stimulated or inhibited?

inhibited

17

The big 4 systems that have low activity when ATP is high are?
(GCPP)

Glycolysis
CAC
oxidative phosphorylation
pyruvate oxidation

18

Carbohydrates are bonded by what type of bonds?
A. Peptide
B. Hydrogen
C. Glycosidic

Glycosidic

19

which of the following has 6 carbons and is found in dextrose?
A. Maltose
B. Mannose
C. Glucose
D. RIbose

Glucose

20

Which of the following is NOT a monosaccaride?
A. Glucose
B. Ribose
C. Maltose
D. Sorbitol
E. Fructose

Maltose

*its a disaccharide with Alpha 1-4 bonds

21

Maltose has an alpha 1-4 bond and consists of which of the following:
A. Glucose + Fructose
B. Glucose + Galacrose
C. Mushrooms
D. Glucose + Glucose

D
Glucose + Glucose

* the Maltose twins: Glu and Glu

22

Trehalose consists of which of the following:
A. Glucose + Fructose
B. Glucose + Galacrose
C. Mushrooms
D. Glucose + Glucose

Mushrooms

23

Lactose has an Beta 1-4 bond and consists of which of the following:
A. Glucose + Fructose
B. Glucose + Galacrose
C. Mushrooms
D. Glucose + Glucose

B
Glucose + Galactose

24

Sucrose has an alpha 1-4 and Beta 1-4 bonds and consists of which of the following:
A. Glucose + Fructose
B. Glucose + Galacrose
C. Mushrooms
D. Glucose + Glucose

A
Glucose + Fructose

25

Which of the following would contain 5 carbons and be present in nucleic acids?
A. Ribose
B. Glucose
C. Fructose
D. Mannitol

Ribose

* is a pentose (5)

26

What type of bonds does amylose contain:
A. Alpha 1-6
B. Beta 1-6
C. Alpha 1-4, Beta 1-6
D. Alpha 1-4

Alpha 1-4

*its linear

27

What type of bonds does glycogen contain:
A. Alpha 1-6
B. Beta 1-6
C. Alpha 1-4, Beta 1-6
D. Alpha 1-4, Alpha 1-6

Alpha 1-4, Alpha 1-6

28

Which of the following would have the same bond sturctures as glycogen?
A. Cellulose
B. Amylose
C. Amylopectin
D. Maltose

Amylopectin

A 1-4, A 1-6

29

Which of the following would have a polysaccharide with Beta 1-4 bonds?
A. Glycogen
B. Amylose
C. Amylopectin
D. Cellulose

Cellulose

30

Which of the following would be not digestible and found in plants?
A. Glycogen
B. Amylose
C. Amylopectin
D. Cellulose

Cellulose

31

T/F Amylopectin is an example of animal stratch

False
Its a plant starch

animal starch=glycogen

32

Which enzyme would help in the breakdown to glucose and fructose?
A. Maltase
B. Sucrase
C. Lactase

Sucrase

33

Which enzyme would help in the breakdown to glucose and galactose?
A. Maltase
B. Sucrase
C. Lactase

Lactase

34

Which enzyme would help in the breakdown to glucose and glucose?
A. Maltase
B. Sucrase
C. Lactase

Maltase

35

T/F: The stomach aids in digestion of starches

False
the stomach does not do any Direct digestion of carbs

36

Where would you find enzymes like Maltase, Sucrase, and Lactase?
A. Mouth
B. Large intestine
C. Small intestine
D. Stomach

Small intestine

37

Which of the following is not one of the 4 catabolic pathways:
A. Glycolysis
B. Oxidative phosphorylation
C. Pyruvate oxidation
D. Citric acid cycle
E. Glycogenesis

Glycogenesis

38

Which 2 monosacchrides would be found in fruits and honey?
A. Sorbitol
B. Mannitol
C. Ribose
D. Fructose

A and D

Sorbitol and Fructose