Which statement regarding "heat loss" is true?
A) Muscle activity does not generate heat.
B) Shivering in a cold environment results in higher levels of heat loss.
C) When skeletal muscles are contracting at peak levels, body temperature drops.
D) Heat loss is reduced when blood flow to the skin increases.
E) Muscle contractions play an important role in the maintenance of normal body temperature.
E) Muscle contractions play an important role in the maintenance of normal body temperature.
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Cerebrospinal fluid enters the blood circulation at the
A) jugular veins. B) central canal. C) arachnoid granulations. D) tentorium cerebelli. E) frontal sinus.
This bone is commonly called the kneecap
A) pelvic B) patella C) petrous D) pectoral
The basal nuclei include the
A. pons. B. midbrain. C. corpus callosum. D. putamen.
The Goldman equation can be used to determine the resting membrane potential. It accounts for all the following factors EXCEPT
A) Concentration of an ion outside the cell. B) Concentration of an ion inside the cell. C) Concentration of all ion channels in the membrane. D) Permeability of the membrane for the ions.