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KELSEY RIVEROLPHYSIO
| Question | Answer |
|---|---|
| Define reflex arc | A signal conduction route to and from the CNS, with the electrical signal beginning in receptors and ending in effectors |
| Define synapse | Where nerve signals are transmitted from one neuron to another |
| A slight shift away from the resting membrane potentials in a specific region of the plasma membrane is called a _____ potential. | local |
| Dopamine, epinephrine, and norepinephrine are classified as: | catecholamines |
| Compared with the outside of the neuron, the inside has a(n) ____ charge. | negative |
| A term commonly used as a synonym for action potential is | nerve impulse. |
| Neurotransmitters are released in a synapse and bind to: | receptors on the postsynaptic neuron. |
| During a relative refractory period: | the action potential can be initiated with a strong stimulus. |
| Serotonin is an example of a(n): | amine neurotransmitter. |
| What would the result be if the phrenic nerve received an impulse from the cervical plexus? | The diaphragm would stop contracting. |
| Parasympathetic stimulation has no effect on any of the following areas except: sweat glands. skin blood vessels. the liver. the urinary bladder. | sweat glands |
| In a healthy adult, a well-placed tap on the knee will result in a: | stretch of the tendon, the quadriceps femoris, and thereby stimulation of the muscle spindles. |
| The cerebellum acts with the _____ to produce skilled movement. hypothalamus thalamus pons cerebrum | cerebrum |
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