Much of the endocrine system regulates itself through a process called ____.
A. negative feedback
B. positive feedback
C. reciprocal inhibition
D. receptor inhibition
Answer: A. negative feedback
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Which of the following signs of hypovolemic shock is a relatively late sign?
A) cold, clammy skin B) increased heart rate C) rapid, thready pulse D) rapidly falling blood pressure
Platelet plugs do not grow excessively because of plasmin release by normal endothelial cells
Indicate whether the statement is true or false
An unreferenced negative feedback system will include
a. an integrator. b. an effector. c. both of these. d. neither of these.
Celiac disease causes degeneration of the villi of the small intestine. What is a likely affect of this degeneration?
A. Lack of lipid absorption as the villi are important for lipid absorption B. Increased permeability of the lining of the digestive tract, allowing more material to move into the blood C. Decrease in absorption due to reduced surface area D. None of the choices are correct.