TRACE ELEMENTS

Question 1

Consist of metals, except selenium, the halogens, fluoride and iodine

Answer 1

TRACE ELEMENTS

Question 2

Are important for maintenance of normal health, and tissue and organ functions.

Answer 2

TRACE ELEMENTS

Question 3

Have specific in vivo metabolic functions that cannot be effectively performed by other similar elements

Answer 3

TRACE ELEMENTS

Question 4

Concentration in tissue: ______ of wet tissue and _____ of dry body weight

Answer 4

< 1ug/g of wet tissue and
<0.01% of dry body weight

Question 5

FUNCTION:
Enhances insulin action; for glucose and lipid metabolism

Answer 5

CHROMIUM

Question 6

DEFICIENCY OF THIS TRACE ELEMENT LEADS TO:
Insulin resistance, impaired glucose
tolerance (type 2 DM), hyperipidemia

Answer 6

CHROMIUM

Question 7

TOXICITY OF THIS TRACE ELEMENT LEADS TO:
Skin ulcers, renal and hepatic necrosis

Answer 7

CHROMIUM

Question 8

FUNCTION:
Hemoglobin synthesis; component of B₁₂

Answer 8

COBALT

Question 9

DEFICIENCY OF THIS TRACE ELEMENT LEADS TO:
Anemia, growth depression

Answer 9

COBALT

Question 10

TOXICITY OF THIS TRACE ELEMENT LEADS TO:
Heart failure, hypothyroidism

Answer 10

COBALT

Question 11

FUNCTION:
Cellular respiration; collagen synthesis

Answer 11

COPPER

Question 12

DEFICIENCY OF THIS TRACE ELEMENT LEADS TO:
Menkes’ kinky hair syndrome muscle weakness

Answer 12

COPPER

Question 13

TOXICITY OF THIS TRACE ELEMENT LEADS TO:
Interferes with absorption of iron and zinc

Answer 13

COPPER

Question 14

FUNCTION:
Prevents dental carries

Answer 14

FLOURINE

Question 15

DEFICIENCY OF THIS TRACE ELEMENT LEADS TO:
Dental carries

Answer 15

FLOURINE

Question 16

FUNCTION:
Thyroid hormone synthesis

Answer 16

IODINE

Question 17

DEFICIENCY OF THIS TRACE ELEMENT LEADS TO:
Goiter, cretinism, myxedema

Answer 17

IODINE

Question 18

TOXICITY OF THIS TRACE ELEMENT LEADS TO:
Thyrotoxicosis

Answer 18

IODINE

Question 19

FUNCTION:
Oxygen transport, component of
hemoglobin

Answer 19

IRON

Question 20

DEFICIENCY OF THIS TRACE ELEMENT LEADS TO:
Anemia

Answer 20

IRON

Question 21

TOXICITY OF THIS TRACE ELEMENT LEADS TO:
Hemachromatosis

Answer 21

IRON

Question 22

FUNCTION:
Bone and connective tissue functions

Answer 22

MANGANESE

Question 23

DEFICIENCY OF THIS TRACE ELEMENT LEADS TO:
Skeletal defects

Answer 23

MANGANESE

Question 24

TOXICITY OF THIS TRACE ELEMENT LEADS TO:
Psychiatric disorders,
Parkinson’s disease

Answer 24

MANGANESE

Question 25

FUNCTION: DNA metabolism

Answer 25

MOLYBDENUM

Question 26

DEFICIENCY OF THIS TRACE ELEMENT LEADS TO: Growth depression, cretinism, goiter

Answer 26

MOLYBDENUM

Question 27

TOXICITY OF THIS TRACE ELEMENT LEADS TO: Anemia, thyrotoxicosis

Answer 27

MOLYBDENUM

Question 28

FUNCTION: Prevents oxidative damage of lipid

Answer 28

SELENIUM

Question 29

DEFICIENCY OF THIS TRACE ELEMENT LEADS TO: Keshan disease

Answer 29

SELENIUM

Question 30

TOXICITY OF THIS TRACE ELEMENT LEADS TO: Hair and nail loss, liver failure

Answer 30

SELENIUM

Question 31

FUNCTION: Protein synthesis

Answer 31

ZINC

Question 32

DEFICIENCY OF THIS TRACE ELEMENT LEADS TO: Acrodermatitis enteropathica, growth retardation, immune deficiency, infertility, delayed wound healing, osteoporosis

Answer 32

ZINC

Question 33

TOXICITY OF THIS TRACE ELEMENT LEADS TO: Gastrointestinal irritation

Answer 33

ZINC