During exercise, one generates excess heat and the body temperature rises. As a response, blood vessels dilate in the skin, warm blood flows closer to the body surface, and heat is lost. This is an example of ________
A) dynamic equilibrium
B) set point adjustment
C) positive feedback
D) integration control
E) negative feedback
E
You might also like to view...
The cephalic region includes the ________.
A. the head and neck B. the shoulders and arms C. the cranial and cervical regions D. the cranial and facial regions
Functions of the urinary system include
A) regulating plasma concentrations of ions by controlling the amount lost in the urine. B) conserving nutrients by preventing their excretion in the urine. C) regulating blood volume. D) regulating blood pressure. E) All of the answers are correct.
Raynaud's disease ________.
A) is characterized by exaggerated vasoconstriction in the extremities B) is induced by heat stress C) occurs primarily in association with injury to the spinal cord D) is frequently life threatening
In ECG tracings, extension of the P-R interval to more than 200 msec most likely can indicate which of the following?
A) coronary ischemia or myocardial damage B) congenital heart defect C) electrolyte disturbances D) damage to the conducting pathways E) inadequate blood supply to the heart