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
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Which of the following is not true of meningitis?
A) Inflammation of the meninges occurs. B) Bacteria can be the cause. C) Viruses can be the cause. D) CSF flow can be disrupted. E) It only affects spinal meninges.
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
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
Neurohormones are hormones that specifically modify neural activity
Indicate whether the statement is true or false