fifty to ___ percent of an adults healthy body weight is fluid
70
wht is the function of synovial fluid
lubricates body joints
what is not a symptom of low blood pressure
stroke
what has a high heat capacity. what does this term mean.
water is resistant to changes in temperature
water is known as the universal solvent. this means that ___
most solutes will dissolve in water
what will likely result if the concentration of electrolytes outside the cell is higher thatn in the intracellular environment
the celll will shrink and dry up
what is the primary reason we sweat
to regulate body temperature
most water is lost daily via the
kidneys
the ability of a muscle to contract and relax is dependent on the flow of ___ in and out of the muscle cell
calcium
the command center of fluid intake is located in the
hyothalamus
what stimulates the thirst mechanism
decreased concentration of solutes in the blood
insensible water loss includes water loss ___
through respiration
what is a major mineral
sodium
hyponatremia is associated with ___
overhydration
diets high in sodium are associated with ___
high blood pressure
the water that comes from lakes rivers and reservoirs is ___ water
surface
diets rich in ___ are associated with maintaining healthy blood pressure levels
potassium
who would be at risk for hyperkalemia
an individual with kidney disease
the majority of dietary chloride is consued from ___
table salt
what is not a function of chloride
used in public water supplies to kill harmful bacteria
the majority of our bodys phosphorus is stored in he
bones
widely distributed in many foods, phosphorous is especially abundant in foods dense in ___
protein
mary drinks 600milliliters of water. how many cups is that
2 1/2 cups
on average, what individuals would have the highest percentage of body water
35 yo lean man
what is not true about phosphorus
on average, americans do not consume enough phosphorus in their diets
what food contains the lowest amount of sodium
1 medium fresh orange
what is a diuretic
alcohol
what is not a major function of sodium
maintains normal heart rythem
what do sodium and potassium not have in common
rich sources of both include fresh foods such as bananas cantaloupe and potatoes
what condition is not related to an electrolyte imbalance
hypoglycemia
the fluid that is found in between cells is called ___ fluid
interstitial
what does not describe tissue fluid
fluid that is found in the blood streem
what is not a mechanism to maintain the bodys internal temperature
warmed fluids from the bodies surface return to the bodys core, thus heating the body
the movement of water through a semipermeable membrane toward solutes is alled
osmosis
what condition would result in a decreased water loss from the body
high sodium intake
the two electrolytes that enable nerves to respond to stimuli are sodium and ___
potassium
what ethnic group has the highest risk of developing hypertension
african american
the agency that sets and monitors standards for city water systems is the
epa