Which of the following is the major positive ion outside cells?
A) hydrogen
B) magnesium
C) sodium
D) potassium
C
Anatomy & Physiology
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Cytotoxic T cells ________.
A) are the only T cells that can directly attack and kill other cells B) require the double recognition signal of I MHC plus II MHC on the target cell in order to function C) function mainly to stimulate the proliferation of other T cell populations D) self-destruct once the antigen has been neutralized
Anatomy & Physiology
Inadequate blood flow can cause an ____, an area of damaged cardiac tissue
a. intercostal b. anastomoses c. infarct d. embolus
Anatomy & Physiology
What is the effect of glucagon?
A. It increases blood glucose levels. B. It lowers levels of blood glucose. C. It raises blood pressure. D. It stimulates production of red blood cells. E. It inhibits gallbladder contraction.
Anatomy & Physiology