Question : MULTIPLE CHOICE 1.________ caused by changes to the structure of the : 1245466

MULTIPLE CHOICE

1.________ are caused by changes to the structure of the skin and its connective and supporting tissue. They can also be contributed to by sun exposure and cigarette smoking.

a.Tumorsc.Wrinkles

b.Liver spotsd.Freckles

2.Which of the following is the most accurate statement about gray hair?

a.In many cases, the pigments that cause gray hair are actually toxic to the human body, which is why dying gray hair can actually

b.Gray hair is something that all people will inevitably experience, starting at an average of 25 years of age.

c.Hair doesn’t “turn” gray, but rather stays gray when the natural pigments in hair follicles stop being produced.

d.Most people view the graying of hair as a very negative event that signals the end of youth, vitality, and productivity.

3.Darrelle knows that male pattern baldness runs in his family, and he watches his own hair closely for any signs of thinning. If he is going to start developing this condition, where should he expect to see the earliest signs of hair loss?

a.the sides of his headc.the back of his head

b.the front of his headd.the top of his head

4.When do women typically experience a rapid loss of bone mass that can contribute to osteoporosis?

a.In the first few years after menopause.

b.In the two or three years that precede menopause.

c.In the first few years after menarche.

d.In the two or three years that precede menarche.

5.As Dr. Benton is looking at an X-ray of bones in your leg, his comment, ___________, would indicate that you may have osteoporosis.

a.“I see less mass than normal”c.“I see a significant increase in density”

b.“I see excessive encapsulation”d.“I see a lot of ‘senile’ plaques”

6.You may have noticed that some older people have a distinct “hunched over” look that is particularly noticeable when they walk. They often suffer from osteoporosis, and the stooped appearance is caused by

a.calcification of the shoulder capsules.c.supination of the hip bones.

b.pronation of the knees and ankles.d.the collapse of spinal vertebrae.

7.National statistics find that about ____ million Americans suffer from osteoporosis or are at high risk due to low bone density.

a.20c.60

b.40d.80

8.Based on the information presented in your textbook, why do you think that women might be at a higher risk of developing osteoporosis than men?

a.Because estrogen depletion is a causal factor in the development of osteoporosis, so when women experience a drop in estrogen it is a greater influence than for men.

b.Because women tend to exercise less than men, and a lack of weight-bearing exercise is related to the development of osteoporosis.

c.Because a deficit of calcium absorption is a major culprit in osteoporosis, and women tend to drink less milk than men, particularly during infancy, when bones are forming.

d.Because osteoporosis is a “primary X-delimited chromosomal” problem, and since women have two X chromosomes they have twice as much risk factor.

9.Hoppy has two grandparents who suffered from osteoporosis, and lately his father has been given the same diagnosis. He has been advised by his doctor that one of the best ways to prevent this illness is to consume foods that are high in calcium and vitamin D. If Hoppy wants to get right to work at avoiding osteoporosis, what will he have with dinner tonight?

a.A massive mound of mashed potatoes.c.A big bowl of broiled broccoli.

b.A heaping helping of honeydew.d.A tremendous tureen of turnips.

10.Beginning in one’s twenties, the protective cartilage in the joints can show signs of deterioration, such as thinning and becoming cracked and frayed. If these changes become pronounced they can lead to ________.

a.osteoarthritisc.atherosclerosis

b.osteoporosisd.myoclonic tachypnea