In humans, exposure lof the skin to the sunlight is require for _____.
A: vatamin-Dsynthesis
B: arteriole constriction
C: folate production
D: thermoregulation
A: vatamin-Dsynthesis
B: arteriole constriction
C: folate production
D: thermoregulation
举一反三
- The "autotransfusion" at the early stage of shock is due to A: constriction of capacity vessels and organs such as liver and spleen B: increased blood return from the thoroughfare channel C: arteriole constriction D: opening of arteriovenous shunt E: aortic constriction
- Exposure to high levels of such chemicals can lead to skin problems, such as<br/>skin cancer. A: Contact B: Betrayal C: Exhibition D: Publication
- 1 Which of the following is inappropriate for skin care of SLE patients A: Wash the face with water B: Bath with shower gel C: Avoid using alkaline soap to clean the skin D: Avoid sun exposure
- What kind of cancer may the sunlight protects us from? A: Stomach cancer. B: Skin cancer. C: Lung cancer. D: Blood cancer.
- Humans have fat tissue (composed primarily of adipocytes) under the skin, in the abdominal cavity, and in the mammary glands.