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Ruth Berhe
Physiology Week 7-13
| Question | Answer |
|---|---|
| Dopamine, epinephrine, and norepinephrine are classified as: | catecholamines |
| A term commonly used as a synonym for action potential is | nerve impulse |
| Conduction by the sixth cranial nerve results in sensations of hearing. | False |
| The vomiting reflex is mediated by the: | medulla |
| Blood vessels in both digestive organs and skeletal muscles are dilated by sympathetic stimulation. | False |
| Sensory impulses ending in what part of the CNS trigger imprecise or “crude” sensation awareness? | Thalamus |
| Clearness or sharpness of visual perception is known as: | visual acuity |
| The production of thyroid hormone is stimulated by another hormone from the: | anterior pituitary |
| The chemoreceptors in the carotid bodies are particularly sensitive to: | hypercapnia |
| Blood pressure is measured with the aid of an apparatus known as a(n) | sphygmomanometer |
| Blood volume per kilogram of body weight varies inversely with: | body fat |
| Dalton law states that the partial pressure of a gas in a mixture of gases is _____ to the total pressure of the mixture. | directly related to the concentration of that gas in the mixture and |
| The PCO2 in the atmosphere is: | less than in the alveolar air |