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Anosmia is a condition in which someone is unable to perceive odorants (i.e. has a poor or no sense of smell).  Although anosmia can be a side effect of other diseases, some completely healthy people can have a genetic condition that causes anosmia. Mutation in which gene(s) might cause anosmia?  Remember, mutations can increase or decrease protein function

Odorant information is passed through which portion of the thalamus?

What is one way hair cells differ from other neurons?

A scientist knocks out the P2X (ATP) receptors in a rodent model to study its effect on taste. What is the most likely result of this experiment?

Which of the following statements regarding adaptation in the auditory system is correct?

The most likely mechanism for phantom limb sensation are overactive DRG neurons from the amputated limb

Touch mechanoreceptors respond to membrane stretch, but differ in the amount of stretch required to reach threshold.  The _________ corpuscles require the most stretch for activation and the _______ corpuscles require the least.

________________ contains a high [K+] and ____________ contains a low [K+]

Where does the second synapse in the pain conduction pathway for the body occur?

Which of the following statements about somatosensation is CORRECT?