Lesson 9

Question 1

Water constitutues about _____ percent of an adults body weight

Answer 1

60%

Question 2

It brings to each cell the ingredients it requires and carry away the end products

Answer 2

Body fluids

Question 3

Carrier nutrients and waste products throughout the body

Answer 3

Water

Question 4

Aids in the regulation of normal body temperature

Answer 4

Water

Question 5

Act as a lubricant and cushion around joints

Answer 5

Water

Question 6

What part of the brain initiates drinking behavior

Answer 6

Hypothalamus

Question 7

Rare but can occur with excessive water consumption and kidney disorders that reduce urine production

Answer 7

Water intoxication

Question 8

The body stimulate pituitary gland to release _____ whenever the salts are too concentrated

Answer 8

ADH / antidiuretic hormone

Question 9

The body must secrete a minimum of about ________ each day as a urine

Answer 9

500 milliter (about ½ quart)

Question 10

A person’s water losses from all these routes total about _______ a day on the average

Answer 10

2 ½ liters

Question 11

Charge particles ??

Answer 11

Ions

Question 12

A salt that dissociates in water

Answer 12

Electrolyte

Question 13

The body fluid, which contain water and partly dissociate salts are

Answer 13

Electrolyte solutions

Question 14

It moves ion into or out of the cell

Answer 14

Protein

Question 15

It regulates the body’s sodium, as well as its water, with remarkable precision

Answer 15

Kidneys

Question 16

It filters all the sodium out of the blood

Answer 16

Kidneys

Question 17

Substances that can accommodate excess acids or bases

Answer 17

Buffers

Question 18

Serves as a first line of defense against changes in the fluids acid base balance

Answer 18

Buffer systems

Question 19

Plays the primary role in maintaining acid base balance

Answer 19

Kidneys

Question 20

The major minerals that influence the body’s fluid balance:

Answer 20

SCP
Sodium
Chlorine
Potassium

Question 21

Critical to nerve transmission and muscle contractions

Answer 21

Sodium
Potassium
Calcium
Magnesium

Question 22

They are involved in energy metabolism

Answer 22

Phosphorus magnesium

Question 23

Contribute to structure bones

Answer 23

Phosphorus
Magnesium
Calcium

Question 24

Helps to determine the shape of proteins

Answer 24

Sulfur

Question 25

Toxicity symptoms of sodium

Answer 25

Hypertension

Question 26

Part of the hydrochloric acid

Answer 26

Chloride

Question 27

Maintains cells normal fluid balance and acid base balance in the body

Answer 27

Sodium

Question 28

Maintains normal fluid and electrolyte balance

Answer 28

Potassium

Question 29

The principal mineral of bones and teeth

Answer 29

Calcium

Question 30

Mineralization of both teeth and bones

Answer 30

Phosphorus

Question 31

Parts of the protein hemoglobin

Answer 31

Iron

Question 32

Carries oxygen in the blood

Answer 32

Hemoglobin

Question 33

Deficiency symptoms of iron

Answer 33

Anemia

Question 34

Involved in making genetic material and proteins, immune reactions, transport of vitamin A

Answer 34

Zinc

Question 35

A component of two thyroid hormones

Answer 35

Iodine

Question 36

Deficiency symptoms of iodine

Answer 36

Goiter, cretinism

Question 37

Necessary for the absorption and use of iron in the formation of hemoglobin

Answer 37

Copper

Question 38

It toxicity symptoms are nervous system disorders

Answer 38

Manganese

Question 39

It helps to make teeth resistant to decay

Answer 39

Fluoride

Question 40

Pitting and discoloration of teeth

Answer 40

Fluorosis

Question 41

Weak malformed bones

Answer 41

Skeletal fluorosis

Question 42

Enhances insulin action and may improve glucose tolerance

Answer 42

Chromium

Question 43

One of the world's most common preventablr causes of mental retardation

Answer 43

Iodine