Unit 2

Question 1

The place where digestion begins?

Answer 1

Mouth.

Question 2

The 30-foot-long passageway for food?

Answer 2

Alimentary Canal.

Question 3

A trapdoor that keeps food out of the trachea?

Answer 3

Epiglottis.

Question 4

The first section of the small intestine?

Answer 4

Duodenum.

Question 5

Hairlike tubes that receive digested food?

Answer 5

Villi.

Question 6

The largest internal organ?

Answer 6

Liver.

Question 7

The organ where most food is digested?

Answer 7

Small Intestine.

Question 8

The organ whose major purpose is to store food?

Answer 8

Stomach.

Question 9

A pear-shaped sac that stores bile?

Answer 9

Gallbladder.

Question 10

A pair of organs that filter impurities from the blood?

Answer 10

Kidneys.

Question 11

Need equivalent of six large glasses daily?

Answer 11

Water.

Question 12

Deficiency leads to osteoporosis?

Answer 12

Calcium.

Question 13

Should make up less than one fourth of diet?

Answer 13

Fats.

Question 14

The form of sugar used by cells for fuel?

Answer 14

Glucose.

Question 15

Lacks germ and bran?

Answer 15

White flour.

Question 16

Produced by proteins?

Answer 16

Enzymes.

Question 17

Missing two or more hydrogen-atom pairs?

Answer 17

Polyunsaturated.

Question 18

Work together to help change food into energy?

Answer 18

B-complex Vitamins.

Question 19

Deficiency causes scurvy and infections?

Answer 19

Vitamin C.

Question 20

Builds hemoglobin?

Answer 20

Iron.

Question 21

Roughage that cleans the intestinal walls?

Answer 21

Fiber.

Question 22

A common name for lactose and maltose?

Answer 22

Sugar.

Question 23

The elements found in sugars–carbon, hydrogen, and _____?

Answer 23

Oxygen.

Question 24

The most common disease in man?

Answer 24

Dental caries.

Question 25

A teenager needs between 2,000 and 3,000 daily?

Answer 25

Kilocalories.

Question 26

A word for poor nutrition or undernourishment?

Answer 26

Malnutrition.

Question 27

A word for overeating and then purging?

Answer 27

Bulimia.

Question 28

An extreme fear of getting fat that keeps someone from eating even when he should eat?

Answer 28

Anorexia nervosa.

Question 29

The solution to an overweight problem is eat less and?

Answer 29

Exercise more.

Question 30

Would it be wiser to eat 100 kilocalories in an apple or two chocolate chip cookies?

Answer 30

An apple.

Question 31

The number of fewer calories needed to lose one pound a week?

Answer 31

500.

Question 32

Obesity is the state of being overweight?

Answer 32

20% or more.

Question 33

Generally you get fewer calories from foods that are broiled or fried?

Answer 33

Broiled.

Question 34

The optimal lean body content should be 73%-85% and for boys?

Answer 34

80%-90%