The function of melanin in the skin is to
A. help regulate body temperature.
B. protect against UV light.
C. keep the epidermis soft and pliable.
D. prevent infections.
E. reduce water loss.
Answer: B
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The sectional imaging modality best able to demonstrate a microfracture is MRI.
Answer the following statement true (T) or false (F)
The sinusoids of the liver are lined by phagocytic reticuloendothelial cells, also called ___________ cells
Fill in the blank with correct word.
Pneumonectomy refers to
A. a bacterial infection of the lower respiratory tract. B. collapsing of a lung due to a chest wound allowing outside air in the pleural space. C. the surgical removal of a lung or lobe of a lung. D. the constriction of lung tissue caused by fibrosis.
The azygos system collects blood from the:
A) anterior thoracic and abdominal walls. B) abdominopelvic cavity. C) superior thoracic cavity. D) posterior thoracic and abdominal walls.