HUN 1201 - Exam 4
60 - ANS-Water is ___% of body weight
2 - ANS-__/3 water is intracellular (within cells)
1 - ANS-__/3 water is extracellular
permeable - ANS-Cell membranes are ________ to water
osmosis - ANS-Water crosses the cell membrane by ______ to dilute dissolved solutes
Blood pressure - ANS-_______ ________ is generated by the heart to move water
through the blood vessels and into tissues
is not - ANS-Water (is/is not) stored
equal - ANS-Water coming into the body must ______ the water going out of the body
respiration - ANS-Water enters the body through consumption of water, fluids, foods,
and production during cellular _________
skin - ANS-Water exits the body through excretion in urine and feces, evaporation from
_____ and lungs, and sweating
Kidneys - ANS-________ regulate body water and act as a filter.
kidney tubules - ANS-Water moves from the blood into ______ _______; blood cells
and proteins are too large and remain in the blood
reabsorbed - ANS-Needed substances are _________ back into the blood from the
kidneys
excreted - ANS-Un-needed substances are _______ in urine
ADH (Antidiuretic hormone) - ANS-_____ stimulates the kidneys to reabsorb water (to
keep the blood from becoming more concentrated).
, increases - ANS-If more water is lost than taken in, then the concentration of solutes in
the blood _________.
ADH (Antidiuretic hormone) - ANS-Secretion of _____ from the brain is stimulated by
thirst
Increased - ANS-(Increased/decreased)________ blood sodium leads to ADH secretion
secretion - ANS-ADH ________ leads to water reabsorbtion
decreased - ANS-Water reabsorption leads to (increased/decreased) ___________
blood sodium
heat - ANS-Blood carries _____ from the body's core to the capillaries near the surface
of the skin and it is released from the skin into the eneviornment
Evaporation - ANS-__________ cools the skin and the blood at the skin's surface. The
cooled blood returns to the body core
Dehydration - ANS-When water loss is greater than water intake blood volume and
blood pressure are reduced causing __________
hyponatremia - ANS-When water intake is greater than water loss, sodium in the blood
is diluted causing ___________
edema - ANS-Water moves by osmosis from the blood into the tissues to try to dilute
the higher concentration of solutes causing tissue swelling or ______
3.7 - ANS-Adequate intake of water for men is ___ liters/day
2.7 - ANS-Adequate intake of water for women is ___ liters/day
20 - ANS-_____ minerals are needed by the body in small amounts
Major - ANS-______ mineral is a mineral that the body needs more than 100
milligrams/day
Trace - ANS-_____ mineral is a mineral that the body needs less than 100
milligrams/day
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