Podcast
Questions and Answers
What is the likely reason for the increase in sympathetic nervous system activation and inflammation?
What is the likely reason for the increase in sympathetic nervous system activation and inflammation?
- Sleep deprivation (correct)
- Excess production of serotonin
- Decrease in cortisol
- High melatonin levels
Which proteins are involved in the cellular basis of circadian rhythms?
Which proteins are involved in the cellular basis of circadian rhythms?
- Amylase, pepsin, and lipase
- Insulin, glucagon, and leptin
- Hemoglobin, myoglobin, and collagen
- Per, tim, and Clock (correct)
Which gland produces and releases more melatonin as a response to decreased SCN activity?
Which gland produces and releases more melatonin as a response to decreased SCN activity?
- Parathyroid gland
- Thyroid gland
- Pineal gland (correct)
- Pituitary gland
What helps initiate sleep through the suprachiasmatic nucleus (SCN)?
What helps initiate sleep through the suprachiasmatic nucleus (SCN)?
Which cells provide light information to the SCN?
Which cells provide light information to the SCN?
Which structure can generate and maintain circadian rhythms independently of input from other structures?
Which structure can generate and maintain circadian rhythms independently of input from other structures?
What is the main function of the SCN in regulating circadian rhythms?
What is the main function of the SCN in regulating circadian rhythms?
In Yamazaki et al.’s rat study, how did the adjustment time of liver tissues compare to that of the lung and muscle tissues following a phase shift?
In Yamazaki et al.’s rat study, how did the adjustment time of liver tissues compare to that of the lung and muscle tissues following a phase shift?
Which proteins inhibit the production of Clock, a key protein involved in circadian rhythms?
Which proteins inhibit the production of Clock, a key protein involved in circadian rhythms?
What is the role of CLOCK protein in the cellular basis of circadian rhythms?
What is the role of CLOCK protein in the cellular basis of circadian rhythms?
What mechanism does the SCN use to regulate the release of melatonin from the pineal gland?
What mechanism does the SCN use to regulate the release of melatonin from the pineal gland?
What differentiates the adjustment speed of peripheral clocks from that of the SCN when faced with phase shifts?
What differentiates the adjustment speed of peripheral clocks from that of the SCN when faced with phase shifts?
What is the primary function of the Cholinergic mesopontine nuclei?
What is the primary function of the Cholinergic mesopontine nuclei?
Which neurotransmitter is predominantly associated with Locus coeruleus?
Which neurotransmitter is predominantly associated with Locus coeruleus?
What effect does continued activation by input from the raphe nuclei have on circuits promoting waking?
What effect does continued activation by input from the raphe nuclei have on circuits promoting waking?
What happens in the thalamus when there are no inputs promoting waking?
What happens in the thalamus when there are no inputs promoting waking?
What is a direct effect of electrical stimulation of 'NREM-on cells' in the POA?
What is a direct effect of electrical stimulation of 'NREM-on cells' in the POA?
How do lesions of 'NREM-on cells' in the POA affect sleep?
How do lesions of 'NREM-on cells' in the POA affect sleep?
