Podcast
Questions and Answers
What hormone is primarily secreted by the pineal gland, and what does it primarily regulate?
What hormone is primarily secreted by the pineal gland, and what does it primarily regulate?
- Melatonin, regulates sleep-wake cycles (correct)
- Adrenaline, regulates fight or flight response
- Cortisol, regulates stress response
- Thyroid hormone, regulates metabolism
What condition results from excessive secretion of growth hormone?
What condition results from excessive secretion of growth hormone?
- Cretinism
- Acromegaly
- Osteoporosis
- Gigantism (correct)
Which gland is primarily responsible for the regulation and control of hormone release from the pituitary gland?
Which gland is primarily responsible for the regulation and control of hormone release from the pituitary gland?
- Adrenal gland
- Thyroid gland
- Pineal gland
- Hypothalamus (correct)
What is the consequence of insufficient secretion of growth hormone in children?
What is the consequence of insufficient secretion of growth hormone in children?
In what environmental condition is melatonin secretion increased, leading to greater sleepiness?
In what environmental condition is melatonin secretion increased, leading to greater sleepiness?
Flashcards
Pineal Gland
Pineal Gland
A small gland in the brain that produces melatonin, a hormone that regulates sleep-wake cycles.
Melatonin
Melatonin
A hormone secreted by the pineal gland that regulates sleep-wake cycles, promoting sleepiness in darker environments.
Pituitary Gland
Pituitary Gland
A small gland located in the brain that secretes growth hormone, controlling how fast we grow.
Growth Hormone
Growth Hormone
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Hypothalamus
Hypothalamus
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Study Notes
Pineal Gland
- Produces melatonin, regulating sleep-wake cycles
- Involved in coordination and timing
Pituitary Gland
- Secretes growth hormone
- Excess GH leads to gigantism
- Deficiency in GH leads to dwarfism
Hypothalamus
- Releases hormones that regulate other glands
- Produces releasing and inhibiting hormones
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