Lymph nodes
A. filter lymph.
B. contain a dense network of collagen fibers.
C. serve as auxiliary exchange surfaces for respiratory gases.
D. produce red blood cells.
E. serve as the main recycling centers for red blood cells and their parts.
A
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Which of the following is not one of the three broad categories of causes in peripheral neuropathy?
A) Trauma B) Infection/autoimmune C) Paralysis D) Systemic
You examine a patient in the emergency department following a bee sting to the bridge of her nose. Both of the patient's eyes are swollen shut because:
A) the sting interfered with the nerve that raises the eyelid. B) the sting blocked lymph drainage from the region. C) the face is characterized by very cutaneous veins that ruptured from the sting. D) the face is characterized by very cutaneous arteries that ruptured from the sting. E) the face is characterized by very loose subcutaneous connective tissue that allows accumulation of excessive fluid with inflammation.
Hydrostatic pressure is ________ and colloid osmotic pressure is ________ at the arterial end of a capillary.
A. higher; lower B. higher; higher C. lower; higher D. lower; lower
The keratinocytes are tightly connected with each other by
A) keratin. B) prekeratin. C) collagen fibers. D) elastic fibers. E) desmosomes.