Macronutrients Flashcards

1
Q

Sulfur is found in these amino acids?

A

cysteine, cystines. methioninw

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

The essential amino acids are

A
threonine
valine
isoleucine
leucine
lysine
phenylalanine
methinonine
histidines

TV TILL PMH

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

Tryptophan is a precursor to ______ and _________

A

niacin and serotonin

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

Phenyalanine to converted to ______

A

tyrosine

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

________ is converted to cysteine

A

methionine

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Why is protein a very ineffecient energy source?

A

because nitrogen must be removed first

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

_______ % of protein can be converted into energy

A

58%

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

Legumes are low in these amino acids

A

methionine, cystine, tryptophan

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

Functions of phospholipids

A
  • Controls the passage of compounds in and out of the cell
  • Helps prevent fat accumulation in the liver
  • Plays a roles in the transport and utilization of fatty acids and cholesterol
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

Which fat is the most polyunsaturated

A

safflower oil

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

which fat in the most unsaturated

A

canola

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

Deficiency in linoleic acid leads to this

A
  • Eczema
  • Poor Growth rate
  • Petechiae
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

Effects of linoleic acid replacing CHO

A

-decrease in LDL and increase in HDL

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

Effects of linoleic acid replacing saturated fat

A

-decrease in total cholesterol and HDL

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

Best source of linolenic acid

A

safflower oil

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

Deficiency in linolenic acid leads to this

A
  • Neurological changes

- Blurred Vision

17
Q

Sources of linolenic acid

A
  • Fish oil
  • Walnuts
  • Flaxseed
  • Canola oil
18
Q

Effects of linolenic acid on lipid profile

A
  • Decreased hepatic production of trigylcerides

- Has little effect on total cholesterol

19
Q

How does the designation of the omega sign work

A

the location of the first double bond counted from the methyl end

20
Q

Sources of MCT

A

Milk fat, coconut oil, and palm kernel oil

21
Q

Source of monounsaturated fats

A

olive, canola, peanut, sunflower

22
Q

Sourced of polyunsaturated fats

A

safflower, corm, soybean, cottonseed, sunflower

23
Q

What functions do fats have on digestions

A

Slows it down by depressing gastric secretions

24
Q

How to determine the calories in alcohol?

A

0.8(proof)(ounce)

proof= 5 alcohol x2

25
Q

How is alcohol absorbed?

A

-By simple diffusion through the stomach or small intestine lining

26
Q

Effects of alcohol on metabolism

A
  • Decreases beta oxidation of fatty acids

- Promotes triglycerides sysnthesis

27
Q

Give an examples of a winterized oil

A

-salad dressing

28
Q

Winterized oils

A
  • Clear oils

- Do no crystalized when cold

29
Q

Which oils are typically winterized?

A

Corn, soy, cottonseed.