BIOD 121 (portage): Module 4 Problem Set
Solutions 2024
Heme iron - ANS-iron found in animal flesh in the form of hemoglobin or myoglobin
Nonheme iron - ANS-elemental iron
which form of iron is more readily absorbed by the body? - ANS-heme iron
what 2 hormones help prevent dehydration? - ANS-antiduretic hormone and
aldosterone
antiduretic hormone (ADH) - ANS-released by the pituitary gland to signal the kidney to
conserve water
aldosterone - ANS-released from the adrenal glands signaling the kidney to retain
sodium also leads to water retenetion
what is bioavailability? - ANS-the degree to which a nutrient is absorbed and available
to be used by the body
when water moves from inside the cell to outside the cell it does so by which process? -
ANS-osmosis
An antioxidant found in cell membranes that decreases the risk for cancer and cell
damage is _____________. - ANS-vitamin E
What can be done to help the body absorb more iron? - ANS-combining nonheme iron
with heme iron or vitamin C non heme iron can aid in absorption
It is important for women who may be pregnant or who are planning on becoming
pregnant to discuss their folate intake with their doctor. Why or why not? - ANS-in
pregnant women a deficiency of folate can result in neural tube defects
when water is inside of a cell it is part of the ________________ fluid. -
Solutions 2024
Heme iron - ANS-iron found in animal flesh in the form of hemoglobin or myoglobin
Nonheme iron - ANS-elemental iron
which form of iron is more readily absorbed by the body? - ANS-heme iron
what 2 hormones help prevent dehydration? - ANS-antiduretic hormone and
aldosterone
antiduretic hormone (ADH) - ANS-released by the pituitary gland to signal the kidney to
conserve water
aldosterone - ANS-released from the adrenal glands signaling the kidney to retain
sodium also leads to water retenetion
what is bioavailability? - ANS-the degree to which a nutrient is absorbed and available
to be used by the body
when water moves from inside the cell to outside the cell it does so by which process? -
ANS-osmosis
An antioxidant found in cell membranes that decreases the risk for cancer and cell
damage is _____________. - ANS-vitamin E
What can be done to help the body absorb more iron? - ANS-combining nonheme iron
with heme iron or vitamin C non heme iron can aid in absorption
It is important for women who may be pregnant or who are planning on becoming
pregnant to discuss their folate intake with their doctor. Why or why not? - ANS-in
pregnant women a deficiency of folate can result in neural tube defects
when water is inside of a cell it is part of the ________________ fluid. -
