3.Do you think that humans derive any important benefit fromcontraction of the arrectores pilorum muscles? Justify your answer 4. The relative hairlessness of humans is unusual amongmammals. Why should it be that we have any hair at all?S.Compounds such as lead, zinc, and arsenic may accumulate inthe hair and nails. Chemical toxins from pesticides andpollutants may accumulate in the adipose tissue (subcutaneousfat) of the hypodermis. Discuss some of the possible clinicalsituations where this knowledge would be of importance.6.During the aging process, the skin becomes drier, wrinkled,and slower to heal. Knowing that these are normal structuralchanges, how would you advise a middle-aged person tosafeguard his or her skin as a protective organ? 3.Do you think that humans derive any important benefit fromcontraction of the arrectores pilorum muscles? Justify youranswer.4. The relative hairlessness of humans is unusual amongmammals. Why should it be that we have any hair at all?5.Compounds such as lead, zinc, and arsenic may accumulate inthe hair and nails. Chemical toxins from pesticides andpollutants may accumulate in the adipose tissue (subcutaneousfat) of the hypodermis. Discuss some of the possible clinicalsituations where this knowledge would be of importance.6.During the aging process, the skin becomes drier, wrinkled,and slower to heal. Knowing that these are normal structuralchanges, how would you advise a middle-aged person tosafeguard his or her skin as a protective organ?

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Answered: 3.Do you think that humans derive any…

Human Anatomy & Physiology (11th Edition)

11th Edition

ISBN:9780134580999

Author:Elaine N. Marieb, Katja N. Hoehn

Publisher:Elaine N. Marieb, Katja N. Hoehn

Chapter1: The Human Body: An Orientation

Section: Chapter Questions

Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...

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3.Do you think that humans derive any important benefit from contraction of the arrectores pilorum muscles? Justify your answer 4. The relative hairlessness of humans is unusual among mammals. Why should it be that we have any hair at all? S.Compounds such as lead, zinc, and arsenic may accumulate in the hair and nails. Chemical toxins from pesticides and pollutants may accumulate in the adipose tissue (subcutaneous fat) of the hypodermis. Discuss some of the possible clinical situations where this knowledge would be of importance. 6.During the aging process, the skin becomes drier, wrinkled, and slower to heal. Knowing that these are normal structural changes, how would you advise a middle-aged person to safeguard his or her skin as a protective organ?

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