What solute maintains the medullary interstitial fluid osmotic gradient?
A) potassium ions
B) urea
C) sodium ions
D) glucose
E) water
Ans: B) urea
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Organize the following list of nervous system elements by their classifications as CNS or PNS elements: oligodendrocytes, thermoreceptors (nerves that sense temperature), interneurons, satellite cells, brain, motor neurons.
A. CNS interneurons, satellite cells, motor neurons; PNS brain, oligodendrocytes, theromoreceptors B. CNS thermoreceptors, satellite cells, brain; PNS oligodendrocytes, interneurons, motor neurons C. CNS brain, oligodendrocytes, interneurons; PNS thermoreceptors, satellite cells, motor neurons D. CNS satellite cells, brain, oligodendrocytes; PNS thermoreceptors, motor neurons, interneurons
The body temperature is normally maintained at an elevated level during sustained exercise
Indicate whether the statement is true or false
The greatest outflow from the dural venous sinuses is via the internal jugular vein
Indicate whether the statement is true or false
Increased maternal lipolysis is stimulated by the secretion of ________ by the placenta.
A. human chorionic gonadotropin B. chorionic somatomammotropin C. estrogen D. progesterone