What causes stimulation of the peripheral chemoreceptors to increase the ventilatory rate?
a. Pain or anxiety
b. PaCO2 of about 40 mm Hg
c. PaO2 of about 60 mm Hg
d. Venous pH of 7.30 to 7.40
C
A lower than normal PaO2 of about 60 mm Hg or less will stimulate the peripheral chemoreceptors. These chemoreceptors will not be stimulated by pain or anxiety, normal PaCO2, or normal venous pH.
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A high level of oxygen to the brain of a patient with a hemorrhagic stroke and increased intracranial pressure:
A) dilates the blood vessels and can cause brain herniation. B) lowers intracranial pressure and oxygenates the brain. C) increases intracranial pressure, but oxygenates the brain. D) causes vasoconstriction and can impair brain perfusion.
Herbal infusions, skin softening and smoothing agents, and ________ are examples of restorative substances that can be added to baths
Fill in the blank(s) with correct word