Which of the following establish the medullary vertical osmotic gradient by means of countercurrent multiplication?

a. Loops of Henle of juxtamedullary nephrons
b. Loops of Henle of cortical nephrons
c. Vasa recta of juxtamedullary nephrons
d. Vasa recta of cortical nephrons
e. Vasopressin-secreting cells


A

Anatomy & Physiology

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Which of the following is not true of meningitis?

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The most laterally placed of the three erector spinae components, the ___________ group, is composed of three parts: cervical, thoracic, and lumbar

A.   longissimus B.   spinalis C.   iliocostalis

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Which of the following labeled structures is essential for movement of the chromosomes during cell division?


A) 5
B) 3
C) 2
D) 6
E) 1

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Indicate whether the statement is true or false

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