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Midterms Flashcards
Midterm flashcards for Intro to Nutrition
115
Health Care
Undergraduate 1
06/26/2010

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Term
saturated fatty acid
Definition
2 Hydrogen atoms attached to each carbon; single bonds
Term
To cleave proteins
Definition
What is the chief function of pepsin?
Term
duodenum
Definition
The region of the intestinal tract that the stomach empties into is the _________.
Term
It enhances the excretion of bile leading to increased cholesterol turnover.
Definition
How does soluble fiber in the diet lower blood cholesterol level?
Term
1. Declining nutrient stores
2. Abnormal functions within the body
3. Overt signs
Definition
A nutrient deficiency from inadequate intake (primary) develops in the following stages:
Term
Blood glucose levels that fall too low signal the release of glucagon.
Definition
What is a typical response of the bond to changes in blood glucose?
Term
Low HDL and high LDL.
Definition
Your roommate Bob has just come back from the doctor where he was subjected to a blood lipid profile analysis. The doctor provided him with dietary changes because the cholesterol results put him at increased risk for cardiovascular disease. What would be consistent with the diagnosis?
Term
The endosperm.
Definition
What part of the grain remains after being refined?
Term
Assessment techniques
Definition
What are used to detect nutrient deficiencies?
Term
fat
Definition
Complex carbohydrates are used to form ______.
Term
Secretin
Definition
_________ stimulates the pancreas to release bicarbonate-rich juices.
Term
D. Non-fat milk
Definition
Which is the most calcium dense food?
A. Whole Milk
B. Cheddar cheese
C. Low-fat milk
D. Non-fat milk
Term
B. Liver dysfunction
Definition
What is the most likely reason for a person to have abnormally high blood ammonia levels?

A. Protein intake twice the RDA
B. Liver dysfunction
Term
Electrical energy, Mechanical energy, and heat energy.
Definition
In the body, what can the chemical energy in food be converted to?
Term
Chylomicron
Definition
The largest lipoprotein (in size)
Term
70-110 mg/dL
Definition
The normal range for blood glucose
Term
The presence of fat in the GI tract
Definition
The slowing of absorption and digestion in the GI tract is associated with:
Term
intestinal microvilli
Definition
Transporting nutrient molecules is the function of
Term
Acetyl CoA
Definition
Fatty acid oxidation results in the production of
Term
Giving health to unhealthy infants, infertility in women, & increased cancer-induced wasting
Definition
The known health risks for being underweight include
Term
The tolerable upper intake of a nutrient
Definition
The maximum amount from all sources that appears safe for most healthy people
Term
Flexible muscular tube
Definition
Describe the anatomy of the GI tract
Term
*Triggering the release of pancreatic fluid
*slowing GI tract motility
*triggering the release of bile
Definition
The chief functions of cholecystokinin are:
Term
1. diffusion
2. facilitated diffusion
3. active transport
Definition
List the different ways intestinal cells can absorb nutrients
Term
1. sex hormones
2. vitamin D
3. bile
Definition
What can be synthesized from cholesterol?
Term
Pepsinogen
Definition
The name of the inactive form of the protein-splitting enzyme in the stomach:
Term
denaturation
Definition
The application of heat or acid to a protein that causes its shape to change is known as ______________.
Term
Essential nutrient
Definition
A nutrient that is needed by the body and must be obtained from food is a/an __________.
Term
A food with excess energy (calories) but little proteins, vitamins, and nutrients
Definition
What is an empty calorie?
Term
Polyunsaturated fatty acid
Definition
Which fatty acid is missing four or more hydrogen atoms?
Term
A- Adequacy
B- Balance
C- Calorie control
D- Nutrient Density
M- Moderation
V- Variety
Definition
What does ABCDMV stand for when diet planning?
Term
With adequate levels of carbohydrates and fat.
Definition
When is protein sparing in the body best achieved?
Term
Bacteria
Definition
________ plays a major role in the breakdown of certain types of dietary fiber in the large intestine.
Term
amino acid pool
Definition
The total amount of free amino acids in the circulation destined for deamination and excretion is the ________.
Term
messengers
Definition
Hormones act like
Term
Lower blood glucose levels
Definition
What is the primary function of insulin?
Term
heart
Definition
The ______ is the first major organ to receive nutrients that are absorbed into the lymph.
Term
ketones
Definition
What is used to supply some of the fuel needed by the brain only after the body has been fasting for a while?
Term
Fatty acids
Definition
__________ is the immediate precursor for eicosanoids.
Term
The Stomach, duodenum, jejunum, ileum, and the colon.
Definition
After swallowing, the order in which food passes through the GI tract is:
Term
huge protein molecules
Definition
Describe the structure of an antibody
Term
Less lipid
Definition
In comparison to a low-density lipoprotein, a high-density lipoprotein contains :
Term
metabolism
Definition
The sum of all chemical reactions in living cells
Term
hydrolysis
Definition
The chemical reaction by which starch is split into monosaccharides is termed:
Term
amino group
Definition
After digestion and absorption, an amino acid not used to build protein will first be subjected to removal of its _______
Term
Cholecystokinin
Definition
What signals satiety and reduces food intake during a meal?
Term
A food that provides more nutrients relative to its calories. The opposite of empty calories.
Definition
What is a "nutrient dense food?"
Term
45-65%
Definition
Percent total energy intake for Carboydrates
Term
Fiber
Definition
What is not digested and stimulates intestinal muscle contractions?
Term
ALL
Definition
_______ amino acids are the precursors of urea synthesis.

A. All
B. Essential
C. Nonessential
Term
LDL
Definition
A high risk of heart attack correlates with high levels of
A. LDL
B. HDL
C. DHD
D. YMCA
Term
Order
Definition
What is meant by the amino acid sequence is the _______ of side chains in the protein.

A. Color
B. Number
C. Order
D. Catfish
Term
Starch
Definition
What nutrient makes up most of the endosperm?
Term
Micelles
Definition
Spherical complexes of emulsified fats are known as ________.
Term
Emulsify fats
Definition
The function of bile is to:

A. Initiate digestion of proteins
B. Cleave proteins
C. Excrete antibodies
D. Emulsify fats
Term
Transamination
Definition
__________ in the process whereby an amino group is combined with a keto acid to form an amino acid.

A. Deamination
B. Transamination
C. Animation
D. Triglycerides
Term
C. Recommended Daily Allowances
Definition
Food labels express the nutrient content in relation to a set of standard values known as the __________.

A. Reference Daily Intakes
B. Reference Dietary Intakes
C. Recommended Daily allowances
D. Rats Date Aliens
Term
detergents
Definition
In the digestion of fats, emulsifiers function as ___________.
Term
TCA
Definition
An immediate consequence of a cellular deficiency of oxaloacetate is a slowing of ______.
Term
Anabolic
Definition
What types of reactions have simple compounds that are combined into one or more complex molecules?
Term
motility
Definition
The ability of the GI tract to move
Term
Glycogen
Definition
The primary storage form of carbohydrates in the body.
Term
The size of the amino group
Definition
What differentiates one amino acid from another?
Term
The liver
Definition
Which body organ does not secrete digestive enzymes?
Term
Waist circumference
Definition
What can be used to gauge the amount of a person's abdominal fat?

A. Hydrodensitometry
B. Sweat Index
C. Waist circumference
Term
Enzymes
Definition
What is found on the microvilli and breaks apart small nutrients into the final products of digestion?
Term
lean body mass
Definition
The weight of the body less than the fat content is known as:
Term
Oatmeal in high in soluble fibers that trap bile using more cholesterol for bile replacement.
Definition
Why does oatmeal lower cholesterol?
Term
Epinephrine
Definition
What is released to stimulate an increase in blood glucose concentration?
Term
Free amino acids, dipeptides and tripeptides
Definition
After the digestion of proteins, ______, _______, and __________ are absorbed into the circulation.
Term
Glycolysis
Definition
Conversion of glucose to pyruvate
Term
Fragment of a carb
Fragment of a fat
essential amino acid
Definition
What can be used for the synthesis of a nonessential amino acid?
Term
Collagen
Definition
What protein heals a wound?
Term
lactate and glucose
Definition
The cori cycle involves the interconversion of __________ and _______.
Term
Liver alcohol dehydrogenase
Definition
What plays a big role in regulating the elimination of alcohol from the body?
Term
Intestinal cells.
Definition
_________ are made in the liver.
Term
urea
Definition
The oxidation of amino acidsnleads to the production of _____.
Term
water and fats
Definition
Phospholipids are soluble in _______ and ____.
Term
Hydrogen
Definition
The # of ATP molecules that can be produced is relative to the # of ________ atoms.
Term
Kidney dysfunction
Definition
The most likely reason for having abnormally high blood urea level is b/c:

A. Protein intake 1/10 RDA
B. Cirrhosis
C. Kidney dysfunction
Term
FRUCTOSE
Definition
SWEETEST CARB =
Term
Sweeter!
Definition
Milk is treated with lactase preparation.
What happens?
Term
ATP
Definition
Major energy in most cells is:
Term
20-35g
Definition
Recommended intake of dietary fiber
Term
Nitrogen balance
Definition
Used to determine protein utilization!
Term
Messenger RNA
Definition
In protein synthesis, ________ delivers the code to make proteins.
Term
Yep!
Definition
Is cholesterol made by the body?
Term
Glycemic Response
Definition
How quickly blood glucose goes back to normal:
Term
Fats
Definition
_____ need the most time for digestion.

A. Carbs
B. Proteins
C. Alcohol
D. Fats
Term
LIVER
Definition
Hey, whats the main organ that converts fructose to glucose after absorption?

A. Liver
B. Kidney
C. Small Intestine
D. Mouth
Term
C. Essential amino acid content
Definition
The primary factor that governs the qualtiy of a protein is . . .

A. Calories
B. %protein
C. Essential amino acid content
Term
Phytochemicals
Definition
Nonnutrient substances found plant foods that show biological activity in the body are commonly known as:

Phyllochemicals
Phytoplasm
Phytochemicals
Photosynthesis
Term
produce red blood cells
Definition
The liver does NOT
Term
liver and muscle
Definition
Glycogen is mainly stored in the _____ and __________.
Term
protein
Definition
A person allergic to milk would be sensitive to the ______ in milk.
Term
protein
Definition
A person allergic to milk would be sensitive to the ______ in milk.
Term
lean body tissue
Definition
The amount of _______________ has the most affect on the body's metabolic rate.
Term
proteins
Definition
The structure of an enzyme is made up of ____________.
Term
The sum of protein synthesis and degradation.
Definition
What is protein turnover?
Term
Calcium excretion increases with animal products.
Definition
What is the relationship with protein intake and calcium metabolism?
Term
HDL
Definition
Whats the lipoprotein that is responsible for transporting cholesterol back to the liver form the periphery?
Term
Lowering of blood pH
Definition
A characteristic of ketosis is. . .

A. Ketones in the blood
B. Liver dysfunction
C. Lowering of blood pH
D. Acetyl coA
Term
aye!
Definition
PEE DOES NOT GO WITH THE ELECTRIC TRANSPORT CHAIN
Term
RELEASE
Definition
Catabolic reactions . . .

A. use energy
B. use oxygen
C. consume energy
D. release energy
Term
hydrolysis
Definition
Starch has the ability to resist __________ by digestive enzymes.
Term
The pancreas, think insulin?
Definition
Which organ first responds to an increase in blood glucose concentration?
Term
Amino acid to glucose
Definition
Gluconegenesis (process)
Term
Gastrin

GASTRIC juices
Definition
Controls HCL to prevent acidity.

A. Secretin
B. Gastrin
Term
Small intestine
Definition
Primary site of fat hydrolysis
Term
reduce fat storage
Definition
Neuropeptide-Y does NOT NOT NOT
Term
MEOS

E is for ETHANOL
Definition
A system of enzymes that oxidizes alcohol and drugs.
Term
GLUCAGON
Definition
When blood glucose concentration falls, __________ is secreted to stimulate stored glucose.

A. Glucagon
B. Fiber
C. Gastrin
D. bile
Term
FIBERS!
Definition
Cellulose, pectin, hemicellulose and lignin are. . . .
Term
Small intestine and the mouth
Definition
Starch is digested in TWO places
Term
the stomach
Definition
Pepsin is active in . . .
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