The excess cerebrospinal fluid drains from the subarachnoid space directly into the
A. venous system.
B. arachnoid villi of the dural sinuses.
C. arteries.
D. white matter.
Answer: B
You might also like to view...
Define baroreceptors. Where are baroreceptors located within the body?
A) Baroreceptors are thermoreceptors that detect changes in temperature. They are primarily located in the skin and hypothalamus. B) Baroreceptors are stretch receptors that detect changes in pressure. They are located along the digestive tract, within the walls of the urinary bladder, in the carotid and aortic sinuses, and in the lungs. C) Baroreceptors are chemoreceptors that detect changes in oxygen and carbon dioxide concentrations. They are located within the medulla oblongata and in the carotid and aortic bodies. D) Baroreceptors are nociceptors that detect pain. They are located throughout the somatic and visceral systems of the body. E) Baroreceptors are chemoreceptors that detect changes in pH. They are located within the medulla oblongata and in the carotid and aortic bodies.
During depolarization of the plasma membrane,
A. sodium ions move rapidly into the cell. B. potassium ions move rapidly out of the cell. C. membrane permeability to sodium ions decreases. D. the outside of the cell becomes positively charged relative to the inside. E. sodium ions move rapidly out of the cell.
If the phrenic nerve were cut, what would be a result?
A. Inability to flex the neck B. Inability to flex the arm C. Problems with breathing D. Paralysis of the anterior neck muscles E. Inability to extend the arm
Skeletal muscle is called ________ because it is usually subject to conscious control.
A. striated B. voluntary C. isometric D. excitable E. contractile