D1_L2 Pt 4: Minerals 2

Question 1

Functions of zinc

Answer 1

Think ZITS
Zinc
Insulin action & Immune function
Taste
Stabilize DNA/RNA

Question 2

Excess zinc nullifies _____ or ______ absorption, leading to deficiencies

Answer 2

Think Z (Iron) N (Copper)
Iron or copper

Question 3

_____ & _____ may decrease zinc absorption

Answer 3

Phytates & copper

Question 4

Zinc deficiency symptoms

Answer 4

Impaired healing & immune system functioning
Alopecia
Loss of appetite/taste
May indicate teen growth retardation & sexual immaturity

Question 5

Sources of zinc

Answer 5

Think FLuME
Fish
Liver
u
Meat
Eggs

Question 6

Functions of copper

Answer 6

Cofactor for several enzyme-based rxns
Iron metabolism (COPs put criminals in IRON cells)
Hemoglobin formation

Question 7

________ stores and carries

Answer 7

Ceruloplasmin
Think CoppER -> CERuloplasmin

Question 8

Excess ____ may reduce copper levels and vice versa

Answer 8

Zinc

Question 9

Copper deficiency symptoms

Answer 9

Microcytic anemia
Weakness
Neutropenia
Wilson’s disease

Question 10

Wilson’s disease

Answer 10

Mutation in ATP7B leads to excessive accumulation of copper in organs & low serum copper
Think WIL Smith played a COP in Bad Boys

Question 11

Sources of copper

Answer 11

Think SPONGes
Seeds
Potatoes
Oysters
Nuts
Green veggies
e
Shellfish

Question 12

Functions of iodine

Answer 12

Helps with synthesizing thyroid hormones, protein, & enzymatic activity

Question 12

Iodine is an essential component of ______ and _____

Answer 12

Triiodothyronine (T3)
Thyroxine (T4)
Think triIODothyronINE & thyrIOxDINE

Question 13

Iodine deficiency symptoms

Answer 13

Goiter - enlarged thyroid

Question 14

Sources of iodine

Answer 14

Fish, iodized salt, seaweed, shellfish

Question 15

Functions of fluoride

Answer 15

Prevents tooth decay
Contributes to bone formation

Question 16

99% of fluoride in the body is stored in ____ & _____

Answer 16

Teeth & bones

Question 17

Too much fluoride may cause _____

Answer 17

Fluorosis

Question 18

Sources of fluoride

Answer 18

Think SoFT
Soil
o
Fluoridated water
Tea

Question 19

Selenium deficiency symptoms

Answer 19

KIM
Keshan disease (cardiomyopathy)
Infertility
Myalgia

Question 19

Functions of selenium

Answer 19

Think DATES
DNA repair
Antioxidant
Tissue respiration
E (vitamin)
Selenium

Question 20

Sources of selenium

Answer 20

Think DuMPS
Dairy
u
Meat
Poultry
Soil