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Psychology 7- 13
week 7- 13
| Question | Answer |
|---|---|
| Stimulus-gated channels open in response to: | sensory stimuli and the influx of potassium. |
| Excitatory neurotransmitters are most likely to: | initiate an action potential. |
| The part of the brain that can directly influence or inhibit the release of hormones from the pituitary is the: | hypothalamus |
| 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 |
| Sensory impulses ending in what part of the CNS trigger imprecise or “crude” sensation awareness? | Thalamus |
| When you are looking at a large green field, which cones would be sending the green wavelength to the brain? | M |
| Which are the two baroreceptors that are located near the heart? | aortic baroreceptors and carotid baroreceptors |
| Which of the following vessels do not have the ability to constrict and dilate? | capillaries |
| Recognition of antigens by antibodies occurs when an | antigen’s epitopes fit into and bind to an antigen molecule’s antigen-binding site. |