definitions
causes urination, water release, diarrhea
What is a diuretic
beverage best for rehydration and electrolyte replacement
What is water
What is considered a healthy range of adults BMI
what is 18.5-24.9
2%
difference between food poisoning and intoxication ?
poisoning- illness from eating contaminated food
intoxication- food secreting toxins
low blood sodium
what is hyponatremia
obtain specimen, 24 hour diet detail, hydration, GI, inject antibodies, report illness to food dept.
What are ways to diagnose food borne illnesses
what are common eating disorders/disturbances
anorexia, bulimia, food neophobia, orthorexia
What % of water do most adults have?
65%
what are some body defense mechanisms that protect us agains infection?
vomiting, diarrhea, saliva (enzymes) stomach HCI, WBCs
limited or uncertain availability of nutritionally adequate and safe foods
what is food insecurity
How many people are malnourished? (According to the UN)
842 million
functions of water in the body
what is, maintain body temp, skin health, acid base balance, structure to cells.
When a person loses fat, do adipocytes shrink or do their numbers decrease?
shrink
what do fungi cause?
mycoses- infections
what is satiety?
If a person wants to lose 1lb body fat, how many calories need to be cut from the diet?
What is, 500/day. 3500/week
5 components of physical fitness
cardiorespiratory endurance, muscular strength, muscular endurance, flexibility, body composition
what are food additives
chemicals added to enhance foods
what is hemodilution and sports anemia?
Anemia- response to training caused by disproportionate increase in plasma vol. relative to RBCs
Increase in Muscle size and increased cells.
what is hypertrophic growth?
regulation of heat production, influenced by environment (stress, temp, diet)
what is adaptive thermogenesis
what are 3 hormones and one enzyme involved in controlling blood volume and pressure?
ADH, angiotensin, aldosterone
enzyme-> renin
what does clostridium botulinum cause?
blocks nerve transmission to muscle cells
what are ergogenic aids?
substance enhances physical performance, obtained beyond physical training.