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Jessica Gomez
Physiology Final
| Question | Answer |
|---|---|
| There are two types of synapses—the electrical synapse and the __________ synapse. | Chemical |
| The brief period during which a local area of an axon's membrane resists restimulation is called the __________ period. | Refactory Period |
| The mechanisms that produce and maintain the resting membrane potential do so by producing a | slight excess of positive ions on the outer surface of the plasma membrane |
| Biofeedback involves willful control of specific effectors normally controlled only autonomically. | True |
| If the dorsal root ganglia of the spinal nerve were destroyed, a person would lose _____ related to that pathway. | sensory perception |
| All of the following cranial nerves are involved in proprioception except the | Vagus |
| The immediate effect of a steroid hormone on a cell is the | Transcription of RNA |
| The olfactory tract carries impulses associated with | Smell |
| Inhibition of sympathetic vasoconstrictor impulses is considered a major mechanism of | Vasodilatoin |
| If damaged, which valve could allow blood to leak back into the right atrium? | Tricuspid |
| Which antibody is synthesized by immature B cells and then inserted into their plasma membranes? | immunoglobulin M |
| One hundred milliliters of arterial blood contains approximately what volume percent of oxygen? | 20% |
| Which gas law deals with the solubility of gases in solution? | Henry |
| The function of surfactant is to: | prevent each alveolus from collapsing as air moves in and out during respiration. |
| The term used to describe the collection of mechanisms that influence the circulation of blood is | hemodynamics. |
| The vagus is said to act as a “brake” on the heart. This situation is called | vagal inhibition. |