Fat and Carbs Flashcards

(53 cards)

1
Q

Nutrition

A

The process of taking in molecules that promote growth and the replacement of injured tissues.

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2
Q

Founder of the field of nutrition

A

Antoine Lavoiser He first discovered the big three. Carbs. Protein. Fat.

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3
Q

Food/feed

A

Edible material that nourishes

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4
Q

Diet

A

Mixture of feeds

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5
Q

Ration

A

I daily supply of diet (amount)

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6
Q

Nutrient

A

Element or compound in daily diet needed to promote normal life processes.

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7
Q

NRC

A

National research Council

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8
Q

Average animal body is compromised of:

A

60% water
16% protein
20% fat
4% minerals

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9
Q

Diet and ration are determined by:

A

What nutrients are in the feed. What nutrients are being digested and what aren’t.

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10
Q

Methods of feed analysis are:

A

– Dry matter determination (percent water)
– energy content of food
– proximate analysis
– specific analysis

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11
Q

Equation for determining dry matter

A

Percent dry matter / by wet weight

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12
Q

Nitrogen free extract

A

the fraction that contains the sugars and starches plus small amounts of other materials

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13
Q

Fat

A

Fat functions as a secondary energy source

  • essential fatty acid source
  • Carrier of fat-soluble vitamins
  • cholesterol source
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14
Q

Essential fatty acids

A

LinoleicLinolenic Arachodonic

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15
Q

Essential fatty acids promote:

A

Major cell membrane structure Myelin structure prostaglandin smooth muscle structureBP

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16
Q

Vitamins that are fat soluble? That is required for these to be absorbency G.I. tract

A

A D E K

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17
Q

Cholesterol

A
  • Makes bile for fat digestion
  • precursor to make sex hormones
  • homeostasis
  • reproduction
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18
Q

Green overload

A

nutritional problem with ruminants.

-occurs what the diet consists primarily of easily digestible carbs

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19
Q

Diabetes mellitus

A

Excess blood glucose levels

- type I type II

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20
Q

Diabetes mellitus type I

A

Insulin-dependent. does not make insulin. needs insulin injections.

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21
Q

Diabetes mellitus type II

A

Non-insolent dependent. Insulin made but tissues are resistant.

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22
Q

Causes of diabetes mellitus

A

– Insulin not made, or not being absorbed
Symptoms:
frequent high-volume urination sugaring urine ,skin infections ,visual problems, itching, weakness

23
Q

Fat

A

– Energy source
– essential fatty acid source
– carrier fat-soluble vitamins

24
Q

Catabolism for carbohydrates (breakdown)

A

– Only glucose can be broken down in small intestine
– larger sugars and starches are broken down by specific enzymes in the GI track
– enzyme deficiencies can result in diarrhea and possible death

25
Catabolism for cellulose breakdown
Requires the enzyme cellulase that is only produced by bacteria in the rumen and cecum fermenters – larger plants combined cellulose with ligin less able to be broken down
26
Catabolism fermentation of cellulose
Bacteria produce volatile fatty acids as an energy product for absorption instead of glucose – VFA is absorbed in colon
27
VFAs
Butyric Acetic Propionic
28
anabolism (buildup) of carbs
Tiny amount of carbs can be stored as glycogen in the liver for later breakdown for energy – requires dehydration synthesis for blood glucose
29
Where are high concentrations of carbs found?
– Cereal grains – none cereal grains – milling byproducts
30
Cereal grain examples are _________.
Corn, millet, wheat, barley, oats, rice, rice,
31
Non-cereal grains
Buckwheat | sprouted wheat
32
Cereal Milling byproducts
Wheat bran rice bran corn gluten
33
Where high carbs found?
Fruits and tubers – fruit juices and fruit pulps – sugars
34
Ketosis
Excess ketones (extra acetyl CoA) in body tissues, when the body is having to create a lot of glucose
35
Ketonemia
increase of ketone bodies in the blood
36
Ketonuria
a condition where ketone bodies are found in the urine.
37
Types of ketosis
Ketonemia | Ketonuria
38
Causes of ketosis in ruminants
High demand for glucose in ruminants must be made in the body – starvation Causing lack of glucose availability, so the body must take it from proteins/fats
39
Symptoms of ketosis
Weight loss, decreased milk production, abortion, increased drinking and urination, fruity smell of breath
40
grain overload
– Problem for ruminants Fed diets high in readily available carbohydrates
41
carbs that improves intestinal motility in species that can't use them for energy are called _____________ carbs.
structural carbs
42
starch is what kind of carbohydrate?
storage
43
_________is when a plant becomes harder, and animals have increased trouble digesting.
lignification
44
normal blood glucose level must be kept ________.
steady
45
name the two pancreatic hormones that convert glucose to glycogen and vs.
Glyogon | insulin
46
Treatment for diabetes mellitus?
- blood testing insulin injections in type I - oral drugs that increase insulin production and sensitivity for type II - low carb, high protein, small frequent meals
47
________ is the hydrolisis of triglycerides in __________ tissue.
lipolysis, adipose
48
from lipolysis _____ _______ can be used as an energy source.
fatty acids
49
Essential fatty acids are ?
linoleic, linolenic, arachodonic
50
Linoleic linolenic and arachodonic EFAs are important because they...
``` major cell membrane structure myelin structure prostaglandins structure smooth muscle BP ```
51
the buildup of fat molecules is called _________.
anabolism
52
anabolism of fatty acids are ________
triglycerides
53
triglycerides are synthesized in the _______, ______ ________, ___________.
liver adipose tissue mammary glands