Exam 3 minerals Flashcards Preview

2017 Health and nutrition > Exam 3 minerals > Flashcards

Flashcards in Exam 3 minerals Deck (61)
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1

Water output major sources reordered:
feces
lungs
Kidneys
skin

Kidneys>skin>lungs>feces

2

Water Input major sources reordered

metabolism created
foods
liquids

Foods>liquids>water created by metabolism

3

Function _____:
-part of every living cell
-hemoglobin and myoglobin components

Iron

4

___ is a component of myoglobin and hemoglobin

Iron

5

Heme iron is from animals/plants while nonheme iron is from animals/plants

animals
plants

6

nonheme iron is less/more readily absorbed than heme iron

less

7

Iron RDA is higher/lower for women

higher

8

____ inhibit iron absorption while ___, Tannic acids, and Vitimin __ help iron absoption

Phylates inhibit

Vitimin C, tannic acid, and Calcium help

9

____1 deficiency:
*diminished ____1 stores (stored easily)
*transport ___1 decreases
*hemoglobin production declines

1* Iron

10

This describes ____ _____ _____ which is caused by an iron deficiency

-symptoms
*pica (craving for non food items)
*chronic fatigue
*cold intolerance
*exercise intolerance

iron deficiency anemia

11

____ toxicity
- supplements most common cause
-toxic amounts difficult to excrete
-acute poisoning is fatal

iron

12

Iron in excess can be

fatal

13

____
*function
-used with proteins for enzymes (over 300)
-vision
-immune functions (maintain)
-wound healing
-taste perception
-normal growth

Zinc

14

Zinc functions

-used with proteins for enzymes (over 300)
-vision
-immune functions (maintain)
-wound healing
-taste perception
-normal growth

15

Food sources of Zinc include

-protein foods (better absorbed than plant sources like iron)
*meats
*shellfish
*poultry

-plant sources
*legumes
*not as well absorbed

16

Animal sources are better/worse for Iron and zinc then plants sources

better

17

____ deficiency
-growth retardation
-digestive function
-diarrhea
-impaired immune response

Zinc deficiency

18

____ toxicity
-not from food sources
-supplements may cause toxicity symptoms
*fever
*nausea
*muscle in coordination
-may impair iron and copper absorption

Zinc Toxicity

19

Selenium main function is

assisting vitamin E as antioxidant, has a pairing effect with vitamin E

20

Selenium sources

-widely distributed in foods
*meats and shellfish
*vegetables and grains grown in rich soil

21

Selenium deficiency

-rare
-soil in US and Canada is rich in selenium

22

Selenium toxicity

Selenium toxicity
-possible especially if taken in supplement form
-results in hair loss, diarrhea and nerve abnormalities
-not common

23

-possible especially if taken in supplement form
-results in hair loss, diarrhea and nerve abnormalities
-not common

Selenium toxicity

24

____
*function
-primary role is in the synthesis of thyroid hormones
*hormones regulate
-metabolic rate
-body temperature
-reproduction
-growth
-nerve and muscle formation

Iodine

25

Iodine is mostly found in

Seafood

26

Iodine toxicity

depression of thyroid activity

27

______
*function
-helps form hemoglobin and collagen
-energy release
-works with vitamin c for collagen
-electron transport chai

Copper

28

Copper food sources

*food sources
-organ meats,
-seafood,
Legumes, nuts and seeds

29

Copper is found in ____ meats

organ

30

Copper supplments lead to

diarrhea and vomiting