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Final Exam Review

ANP1106 Final Exam Review
1. Which class of NT? catecholamines, serotonin, histamine
a. Biogenic amines
2. Most common excitatory NT in CNS:
a. Glutamate
3. Postsynaptic activations in rapid succession, leading to ______ postsynaptic potentials
a. Temporal activations, leading to graded potentials
i. NOTE: this can sum up to an action potential *** there is definitely the
potential, but it is not guaranteed
4. Ligand-gated channel of postsynaptic receptor opens to allow ______ influx; resulting in action
potential or EPSPs along postsynaptic neuron
a. Sodium
5. Remembering & performing specific sequence, which type of neuronal circuit?
a. Reverberating
6. 3 ways to classify sensory receptors:
a. Stimulus location/type, complexity of structure
7. ___ is where energy of the stimulus is transformed into electric activity
a. Transduction
8. Correct order for stimulus reception/transduction:
a. Stimulus, opening of ion channels, receptor potential, action potential
9. Intensity is determined by action potential _____.
a. Frequency
10. T/F phasic receptor adapts faster than a tonic receptor
a. True
i. ***recall phasic is easier to remember
11. Initial response of a receptor decreases over time… what is this process called?
a. Adaptation
12. Slowest adapting receptors in our body?
a. Nociceptors
13. Hair cells receptive to changes in dynamic equilibrium are found in this structure:
a. Crista ampularris (in semicircular canals)
14. Chemically sensitive cilia are found in this structure:
a. Olfactory epithelium
15. Houses the spiral organ of corti:
a. Cochlear duct
16. T/F mucous membrane that lines the eyelids and is reflected over the anterior surface of the
eyeball is the conjunctiva
a. T
17. T/F Optic disc is the location where the optic nerve leaves the eyeball
a. T
18. Main function of rods in the eye
a. Vision in dim light
19. Regulating amount of light entering the eye
a. Iris
20. Bitter taste is elicited by:
a. Alkaloids
21. Farsightedness is more properly called:
a. Hyperopia
22. Is the pharyngotympanic tube part of the external ear?
a. No
23. Why is a cornea transplant not rejected typically?
a. It is avascular
24. Are taste buds found in filiform papillae?
a. No
25. Are olfactory receptors highly specific to certain chemicals?
a. No
26. Is this correctly paired: umami and fatty acids?
a. No
27. ____ adaptation involves accumulation of rhodopsin
a. Dark
28. Visual inputs to ____ serve to synchronize biorhythms
a. Suprachiasmatic nucleus