Q1. Which hormone is primarily responsible for the fight-or-flight response? (2019)
Solution:
Epinephrine (adrenaline) is the primary hormone responsible for the fight-or-flight response, preparing the body for quick action.
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Q2. What is the role of aldosterone in the body? (2021)
Solution:
Aldosterone is a hormone produced by the adrenal cortex that helps regulate sodium and potassium levels, thus influencing blood pressure.
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Q3. Which hormone is responsible for the 'fight or flight' response? (2023)
Solution:
Adrenaline (epinephrine) is the hormone that prepares the body for a 'fight or flight' response during stressful situations.
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Q4. Which hormone is secreted by the adrenal medulla? (2019)
Solution:
Epinephrine, also known as adrenaline, is secreted by the adrenal medulla and is involved in the body's fight-or-flight response.
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Q5. What is the primary function of the hormone oxytocin? (2023)
Solution:
Oxytocin is primarily responsible for stimulating uterine contractions during childbirth.
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Q6. Which hormone regulates the sleep-wake cycle? (2022)
Solution:
Melatonin is a hormone produced by the pineal gland that regulates the sleep-wake cycle, promoting sleep.
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Q7. Which hormone is secreted by the pancreas? (2020)
Solution:
Insulin is the hormone secreted by the pancreas that helps regulate blood glucose levels.
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Q8. What is the primary effect of parathyroid hormone (PTH)? (2019)
Solution:
Parathyroid hormone (PTH) increases calcium levels in the blood by promoting the release of calcium from bones and increasing absorption in the intestines.
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Q9. Which hormone is produced by the thyroid gland? (2023)
Solution:
Thyroxine is produced by the thyroid gland and plays a crucial role in regulating metabolism.
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Q10. What hormone is primarily responsible for regulating blood sugar levels? (2020)
Solution:
Insulin is the hormone produced by the pancreas that lowers blood sugar levels by facilitating the uptake of glucose into cells.
