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NUTRITION 1020
NUTR 1020 EXAM 2
51
Health Care
Undergraduate 1
03/09/2011

Additional Health Care Flashcards

 


 

Cards

Term
Protein is made up of what elements?
Definition
Amino Acids containing: Carbon, Hydrogen, Oxygen, and Nitrogen
Term
How many nonessential and essential amino acids are there?
Definition

NONESSENTIAL: 11

Synthesized in the body

ESSENTIAL: 9

Cannot be made by the body

Term
What can denature protein?
Definition

Denaturation: unfolding of protein shape by

 HEAT, ACIDS, BASES OR SALTS

(This alters its function)

Term
What is positive/negative nitrogen balance?
Definition

POSITIVE Nitrogen Balance: More nitrogen is retained (infants, children, pregnant women)

NEGATIVE Nitrogen Balance: More nitrogen is excreted (starvation, serious injury or illness)

Term
How much protein should an individual consume?
Definition
0.8 g of protein/kg of body weight is needed daily
Term
Whatfactors lead to PEM?
Definition

- Poverty

- Poor Food Quality

- Insufficient Food

- Unsanitary Living Conditions

- Ignorance

- Stopping Lactation too Early

Term
How many calories per gram are there in protein? Fat? Carbs?
Definition

PROTEIN: 4

FAT: 9

CARBS: 4

Term
What are the different classifications of vegetarians?
Definition

Lacto-vegetarian

Lacto-ovo-vegetarian

Ovo-vegetarian

Vegan

Semivegetarian

Term
A deficiency in protein causes what?
Definition

Edema (bloated belly)

Muscle and Bone Loss

Skin Rashes

Hair Changes

Water and Electrolyte Imbalance

Term
What is the difference between complete and incomplete proteins?
Definition

Complete Proteins contain ALL Essential Amino Acids

 

Incomplete Proteins are low in one or more essential amino acids (plant proteins)

Term
Where do you find complete proteins?
Definition
Animal Sources and Soy
Term
What percentage of calories should come from Protein?
Definition
10-35% of total daily calories from protein
Term
Where do you get essential amino acids?
Definition
In foods such as MEAT and MILK
Term
Are vitamins organic or inorganic? Essential or nonessential?
Definition

Vitamins are tasteless ORGANIC compounds

 

Vitamins are ESSENTIAL nutrients for your well being

Term
Which vitamin is light-sensitive and found in milk?
Definition
Vitamin B2 Rivoflavin
Term
What makes folic acid so important?
Definition

Folic Acid is vital for

DNA synthesis

Term
What is the best way to reduce catching a cold?
Definition
Washing your hands frequently with soap and water!
Term
What are the ways you can unintentionally reduce the vitamin  content of foods?
Definition
Exposure to AIR, WATER, HEAT, and some FOOD PREPARATION techniques
Term
What is the difference between fat -and water- soluble vitamins? Which is more toxic?
Definition

FAT Soluble need dietary fat to be properly absorbed

WATER Soluble are absorbed with water

FAT Soluble vitamins are more TOXIC

Term
What is the useable form of Vitamin A?
Definition
Retinoids, Retinol being the most useable
Term
Do vitamins provide ENERGY?
Definition
NO, because vitamins don't have calories
Term
EXCESS/DEFICIENCIES FOR VITAMINS: C, B12, Niacin
Definition

Vitamin C

Excess: 3,000 ml + nasea, stomach cramps, diarrhea, kidney stones

Deficiency: Scurvy

Vitamin B12

Excess: none known

Deficiency: none known

Niacin

Excess: Flushing, reddish coloring of the face, arms, and chest.

Deficiency: Pellagra Disease of the 3 D's (dermatitis, dementia, diarrhea)

Term
EXCESS/DEFICIENCIES FOR VITAMINS: Vitamin D, THIAMIN
Definition

Vitamin D

Excess: Loss of appetite, nausea, vomiting, and constipation. Hypervitaminosis D (overabsorption of calcium from the intestines as well as calcium loss from bones)

Deficiency: Rickets (bones not mineralized in children) Osteomalacia (adult equivalent of Rickets) this can lead to Osteoporosis

Thiamin (B1)

Excess: Unknown

Deficiency: Beriberi (loss of appetite and weight loss, memory loss, and confusion) Alcoholism can lead to Beriberi and also Wernickle-Korsaoff syndrome (Brain disorder of which memory loss can be permanent)

 

Term
Functions/roles of Vitamin: D, B6, C
Definition

Vitamin D

Function: Bone health through calcium and phosphorus regulation. It may prevent diabetes and some cancers

Vitamin B6

Function: Riboflavin important to Energy Metabolism

Vitamin C

Function:Synthesis of Certain Amino Acids.  Need to make collagen, important antioxidant.

 

Term
Functions/roles of Vitamin: K, Folate
Definition

Vitamin K

Function: K for "Klotting", Blood coagulation, or clotting. W/o Vit K a simple cut would cause uncontrollable bleeding, also important for bone health

Folate

Function: Vital for DNA synthesis. It helps body to use amino acids and is needed to help red blood cells divide and increase in adequate numbers.  It also helps prevent birth defects.

Term
What are the major minerals? What are the trace minerals?
Definition

Major Minerals: Sodium, chloride, potassium, calcium, phosphurus, magnesium, sulfur.

Trace Minerals: Iron, zinc, selenium, fluoride, chromium, copper, manganese, and molybdenum

Term
What is the difference between major minerals and trace minerals?
Definition

Major Minerals (Macrominerals): Needed in amounts greater than 100 milligrams per day.

 

Trace Minerals (Microminerals): Needed in amounts less than 20 milligrams per day.

Term
How does absporption of minerals vary?
Definition
Absorption of minerals from your foods can vary depending upon their bioavailability, which is the degree to which a nutrient from foods is available for absorption.
Term
What can help reduce blood pressure?
Definition
  • Reduce your sodium intake
  • Lose excess weight
  • Stay physically active
  • Drink alcohol Moderately
Term
When is peak bone mass typically reached?
Definition
Mid 20's
Term
What is the most common nutritional deficiency in the world?
Definition
Vitamin D
Term
What mineral is added to water for dental health?
Definition
Fluoride
Term
What is a goiter?
Definition
Enlarged Thyroid Gland
Term
Where does most of the SODIUM in a typical diet come from?
Definition
Processed foods contribute a hefty 77% of the sodium in the diet.
Term
What is Hypertension? What are the symptoms? Causes?
Definition

Hypertension: High Blood Pressure

Symptoms: No symptoms- must be checked regurarly

Causes that can't be controlled: Family history, aging process, race

Causes that can be controlled: Dietary lifestyle, weight and physical activity level

Term
EXCESS AND DEFICIENCIES FOR: Calcium and Sodium
Definition

Calcium

Excess:Hypercalcimia or too much calcium in the blood, impaired kidneys and calcium deposits. Constipation and interfere with absorption of other minerals.

Deficiency:Calcium then leaves bones to maintain a constant level of Ca in the blood. Osteoporosis

Sodium

Excess: High blood pressure (hypertension), risk of heart disease, stroke, and kidney disease

Deficiency: Rare

Term
EXCESS AND DEFICIENCIES FOR: Potassium and Iron
Definition

Potassium

Excess:Hyperkalemia (from supplements) too much potassium in blood.

Deficiency:Hypokalemia, from bouts of vomiting and/or diarrhea (seen in bulimia or anorexia)

Iron

Excess: Constipation, nausea, vomiting, and diarrhea.

Deficiency: Anemia

Term
FUNCTIONS OF: Sodium, Calcium, Iron
Definition

Sodium:

Regulation of FLUID BALANCE

Calcium:

Helps build strong bones and teeth, role in muscles, nerves,and blood, it may help lower high blood pressure, may fight colon cancer, reduce risk of kidney stones and obesity.

Iron:

Most abundant in body. Highly valuable component of blood

Term
FUNCTIONS OF: Selenium, Chromium
Definition

Selenium:

Regulation of thyroid hormones, plays an antioxidant role, may help figh cancer

Chromium:

Helps Insulin in the body, may reduce pre-diabetes

Term
Where is the majority of alcohol metabolized?
Definition
In the LIVER
Term
What affects the rate of absorption of alcohol?
Definition
The food in the stomach slows down absorption
Term
What can help alleviate a hangover?
Definition
TIME
Term
Alcohol affects the absorption of what other nutrients?
Definition
PROTEIN, zinc, magnesium, B vitamins Thiamin, folate, and B12, vitamins A,D,E, AND K
Term
What is the alcohol recommendation while pregnant?
Definition
NO ALCOHOL!
Term
What is the illegal BAC level?
Definition
>0.08
Term
What are the symptoms of alcoholism?
Definition
Craving, loss of control, and physical dependency
Term
How does alcohol affect sexual behaviors and function?
Definition
Affects reproductive hormones and sexual dysfunction in men and women
Term
Excess calories from alcohol turn into what?
Definition
Fat and excess weight
Term
How fast does your liver metabolize alcohol?
Definition
Small amount per hour
Term
What affects the rate of metabolim?
Definition
tempature
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