A change in resting membrane potential confined to a small area is called a(n)
A. local potential.
B. action potential.
C. summated potential.
D. after potential.
E. resting membrane potential.
A
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Why are pregnant Rh- women given an injection of Rh immune globulin?
A) Antibodies in the injection bind fetal RBC antigens so they cannot stimulate her immune system to produce anti-A antibodies. B) Antibodies in the injection bind fetal RBC antigens so they cannot stimulate her immune system to produce anti-O antibodies. C) Antibodies in the injection bind fetal RBC antigens so they cannot stimulate her immune system to produce anti-B antibodies. D) Antibodies in the injection bind fetal RBC antigens so they cannot stimulate her immune system to produce anti-D antibodies. E) Antibodies in the injection bind fetal RBC antigens so they cannot stimulate her immune system to produce anti-A and anti-B antibodies.
True or False? Because epithelial tissue is highly vascular, it heals well.
Answer the following statement true (T) or false (F)
The form of circulatory shock known as hypovolemic shock is ________.
A) the form of shock caused by anaphylaxis B) any condition in which blood vessels are inadequately filled and blood cannot circulate normally C) shock that results from large-scale loss of blood volume, or after severe vomiting or diarrhea D) always fatal
Parasympathetic and sympathetic influence on heart rate is controlled by reflexes
Indicate whether this statement is true or false.