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JESSE YANTO
Physio 7-13
| Question | Answer |
|---|---|
| membrane receptor acts to directly change ion permeability when stimulated? | Gated-channel receptor |
| The difference between sodium and potassium in the generation of action potential is that: | sodium causes depolarization of the cell membrane, and potassium causes repolarization of the cell membrane. |
| A term commonly used as a synonym for action potential is | nerve impulse. |
| There are two types of synapses—the electrical synapse and the __________ synapse. | chemical |
| The somatic motor system includes all the _____ motor pathways _____ the CNS. | voluntary; outside |
| Sympathetic responses generally have widespread effects on the body because: | preganglionic fibers synapse with several postsynaptic fibers. |
| Acetylcholine can stimulate _____ receptors. | nicotinic |
| In comparison with the nervous system, the regulatory effects of the endocrine system are: | slow to appear but long-lasting. |
| Internal respiration can be defined as: | the exchange of gases between the blood capillaries and the tissue cells. |
| Is not one of the openings that must be blocked when food moves from the pharynx into the esophagus? | Mouth |