Which applies to the classical complement pathway, but NOT to the alternative complement pathway?
A. Activation of C3 results in the formation of C3b.
B. There is a cascade of proteins activated, which results in the killing of microbes.
C. Complement proteins serve as opsonins that facilitate phagocyte binding to microbes.
D. Antibodies activate the first complement protein (C1).
E. Complement activation leads to the development of a multiunit protein called the membrane attack complex (MAC).
D
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Each of the following is a component of the cerebral arterial circle except the ________ artery
A) anterior communicating B) anterior cerebral C) posterior communicating D) posterior cerebral E) basilar
What is one of the least invasive surgical procedures used to relieve angina pectoris?
What will be an ideal response?
If a person were unable to form saliva, what type of gland could be missing or malfunctioning?
A. Apocrine glands B. Holocrine glands C. Merocrine glands
The layer of the kidney that contains fat and large tubes is the:
a. capsule b. cortex c. medulla d. sinus