Integument Clinical answers

1
Integument Clinical /answers

• 1- The low pH of the skin secretions otherwise
  known as the acid mantle retards the
  multiplication of bacteria on the skin. Also, in
  areas where sufficient sebum is produce
  regularly, many species of bacteria can not
  exist.

2
Integument Clinical /answers

• 2- The thermo-receptors in the skin relay a
  message to the brain the hypothalmus responded
  by sending impulses to sweat glands, which
  released their watery products, which in turn
  evaporated and cooled the body. Blood vessels in
  the dermis also responded t neural stimulation by
  dilating and releasing heat to the exterior.

3
Integument Clinical /answers

• 3- The ABCD rule refers to the following A
  asymmetry where the two sides of the spot do not
  match B border irregularity-the borders are not
  round and smooth C-color-the pigmented spot
  contains shades of brown, black, tan and
  sometimes blue and D-diameter, the spot is
  larger than 6mm in diameter. It is imperative
  that Mary have a physician examine the spot
  immediately. Any unusual lesion on the skin of a
  sun worshipper should be examined.

4
Integument Clinical /answers

• 4- A. 48
• B. 9
• C. 36
• D. Normally, third degree burns sear nerve
  endings off. When the tissue regenerates pain
  will return. Second-degree burns are usually very
  painful because of the irritation to the nerve
  endings.

5
Integument Clinical /answers

• 5- Albinos lack melanin and consequently do not
  have the normal defense against UV light. As a
  result, skin cells can be affected by UV and skin
  cancer can occur. Covering all body areas and
  avoiding bright sunlight can prevent the
  situation.

6
Integument Clinical /answers

• 6- The dermis layer was affected. The dermis is
  richly supplied with nerve fibers and a burn
  would expose the nerve endings to air and cause
  pain

7
Integument Clinical /answers

• 7- The skins acid mantle retards growth of
  bacteria. Soap may destroy the acid mantle of the
  skin causing it to lose its protective mechanism.
  Some soaps contain antibacterial agents, which
  can change the natural flora of the skin