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Questions and Answers
Which part of the olfactory system is responsible for binding specific odorant molecules?
Which part of the olfactory system is responsible for binding specific odorant molecules?
- Olfactory cilia
- Olfactory bulb
- Olfactory receptor neurons (correct)
- Olfactory nerves
What is the main function of olfactory cilia in olfaction?
What is the main function of olfactory cilia in olfaction?
- Transmit olfactory information to the olfactory bulb
- Bind specific odorant molecules
- Generate new olfactory receptor neurons
- Elicit changes in membrane current (correct)
What is the role of olfactory nerves in the olfactory system?
What is the role of olfactory nerves in the olfactory system?
- Generate new olfactory receptor neurons
- Elicit changes in membrane current
- Transmit olfactory information to the olfactory cortex (correct)
- Bind specific odorant molecules
Which cells within the olfactory epithelium continuously divide to generate new olfactory receptor neurons?
Which cells within the olfactory epithelium continuously divide to generate new olfactory receptor neurons?
How often are olfactory receptor neurons turned-over (renewed)?
How often are olfactory receptor neurons turned-over (renewed)?
What is the structure responsible for transmitting olfactory information from the olfactory bulb to the olfactory cortex?
What is the structure responsible for transmitting olfactory information from the olfactory bulb to the olfactory cortex?
What is the main function of olfactory receptor neurons in the olfactory system?
What is the main function of olfactory receptor neurons in the olfactory system?
Which sense is significantly diminished in individuals with Alzheimer's disease?
Which sense is significantly diminished in individuals with Alzheimer's disease?
What is the consequence of a decline in olfactory ability?
What is the consequence of a decline in olfactory ability?
Which system converts the chemical and physical properties of food into electrical signals?
Which system converts the chemical and physical properties of food into electrical signals?
What are taste cells responsible for?
What are taste cells responsible for?
Which taste sensation is mediated by the binding of sweet foods to the T1R2 protein?
Which taste sensation is mediated by the binding of sweet foods to the T1R2 protein?
What allows for the exocytosis of neurotransmitter onto afferent sensory neurons in taste cells?
What allows for the exocytosis of neurotransmitter onto afferent sensory neurons in taste cells?
What role does pheromone signaling play in animal species?
What role does pheromone signaling play in animal species?
Which structures within the nasal epithelium secrete mucous to keep the epithelium moist and allow odorants to solubilize onto receptors?
Which structures within the nasal epithelium secrete mucous to keep the epithelium moist and allow odorants to solubilize onto receptors?
What is the purpose of the basal axons of ORNs?
What is the purpose of the basal axons of ORNs?
What is the role of glomeruli within the olfactory bulb?
What is the role of glomeruli within the olfactory bulb?
Which type of receptors do ORNs have?
Which type of receptors do ORNs have?
What is the role of adenylate cyclase in olfactory signal transduction?
What is the role of adenylate cyclase in olfactory signal transduction?
Which olfactory targets do olfactory information from the initial olfactory bulb targets get distributed to?
Which olfactory targets do olfactory information from the initial olfactory bulb targets get distributed to?
What can a reduction in olfactory sensitivity be a result of?
What can a reduction in olfactory sensitivity be a result of?
Which protein is responsible for cleaving PLC into IP3 to activate TRPM5 calcium selective channels?
Which protein is responsible for cleaving PLC into IP3 to activate TRPM5 calcium selective channels?
Where does tastant information get relayed to for higher order processing and associative learning?
Where does tastant information get relayed to for higher order processing and associative learning?
Which cranial nerves synapse onto the solitary nucleus of the brainstem?
Which cranial nerves synapse onto the solitary nucleus of the brainstem?
What is the role of the hypothalamus in the taste system?
What is the role of the hypothalamus in the taste system?
Which part of the brain regulates the emotional response to tastants?
Which part of the brain regulates the emotional response to tastants?
What do taste buds relay information through?
What do taste buds relay information through?
Where are projections sent from the NTS in the brainstem?
Where are projections sent from the NTS in the brainstem?
Where are the positive properties of food reinforced?
Where are the positive properties of food reinforced?
What is the role of the ventral tegmental area in the taste system?
What is the role of the ventral tegmental area in the taste system?
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