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35 Cards in this Set

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  • Back
arteries
carry blood containing fresh oxygen from heart to tissues
veins
carry blood with carbon dioxide from tissues to heart
red blood cells
carry O2 and nutrients through the body
adequate circulation requires (3) things
Fluid intake, Cardiovascular fitness, Good nutrition
the bodies cells need (3) things
ENERGY, OXYGEN, NURTRIENTS FROM WATER
hormones regulate:
apetite, digestion, menstration, reaction to stress
nervous system consists of:
Brain, spinal cord and nerve cells
important organ/cell storage systems. (3)
Liver, muscles, fat cells
5 basic tastes
Sweet, sour, bitter, salty, savory
digestive tract is what?
Flexible, muscular tube that digests food and absorbs its nutrients and some non-nutrients
most important immune system cell is?
white blood cell
functions of protein in the body include:
hormones, enzymes, catalysts, ligaments, muscle
obesity trends...WHY?
sedentary lifestyle, fast food, larger food portions, high fructose corn syrup.
steps of the scientific method
observe
formulate a hypothesis
test hypothesis
replicate
peer review
what is the benefit of replacing animal protein with plant protein?c
cut down on saturated fats
how much protein do you need per Kg of body weight?
.8 grams
types of carbohydrates (3)
fiber
starch
sugar
conditionally essential amino acids
combo of non essential and essential amino acids
essential amino acids
what our body produces naturally
non essential amino acids
amino acids that we get from foods that our body doesn't produce naturally.
liver decides the fate of glucose by:
use it as energy
store as glycogen
store as fat
make non essential amino acids
dump into blood stream
health effects of soluble fiber
lowers blood cholesterol
slows glucose absorption
slows transit of food though upper GI
softens stools
health effects of insoluble fiber
softens stools
regulates bowels
speeds transit though small I.
reduces risk of diverticulosis, hemorrhoids and appendicitis
High fiber diet does what?
Reduces cholesterol
lipoproteins
carry fat through the blood stream
what are 2 essential fatty acids and food sources
omega 3- fish, seeds, canola/nut oils soybeans

omega 6- leafy veggies, seeds, nuts, grains.
what is hypertension, and it's effects
high blood pressure,

puts strain on vessel walls, and on the heart
atherosclerosis
disease characterized by hardening of the vessel walls
(4) types of blood clots
Embolus, embolism, thrombus, thrombosis
embolus
blood clot that breaks free and travels
what is an embolism & it's side affects
embolus that gets caught in a smaller vessle

stroke, heart attack, and clot of the lungs
thrombus
stationary clot
thrombosis
stationary clot that has cut off the blood vessle
what is the function of cholesterol
Used by glands to synthesize hormones, such as sex hormones
Liver uses cholesterol to produce bile
Main component of cell membranes and structures
when will the liver synthesize triglycerides.
Eat too much carbs
Increased levels of blood free fatty acids (from diet)
Consume alcohol
Increased insulin, decreased glucagons