341113
The hormone that regulates circadian rhythms in the body is
1 Thymosin
2 Melatonin
3 Oxytocin
4 Thyroxine
Explanation:
Melatonin plays a very important role in the regulation of a 24-hour (diurnal) rhythm of our body. For example, it helps in maintaining the normal rhythms of the sleep-wake cycle and body temperature.
BIOXI22: CHEMICAL COORDINATION AND INTEGRATION
341114
Menstruation cycle is affected by the following hormones except
1 Thyroid
2 Melatonin
3 Oestrogen
4 Oxytocin
Explanation:
Oxytocin is not involved in menstrual cycle.
BIOXI22: CHEMICAL COORDINATION AND INTEGRATION
341115
Melatonin is secreted by:
1 Pineal body
2 Skin
3 Pituitary Gland
4 Thyroid
Explanation:
The pineal gland (epiphysis) secretes the hormonemelatonin which regulates the working of gonads by inhibiting gonadotrophins and their effects. Its production is inhibited by exposure of animal to light.
AIPMT - 2000
BIOXI22: CHEMICAL COORDINATION AND INTEGRATION
341116
Assertion : Pineal gland influences our defense capability. Reason : It secretes a hormone called melatonin.
1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Both Assertion and reason are incorrect.
Explanation:
Melatonin is secreted by the pineal gland and it influences our defense capabilities. Both are correct nd the reason is not the correct explanation of the assertion.
341113
The hormone that regulates circadian rhythms in the body is
1 Thymosin
2 Melatonin
3 Oxytocin
4 Thyroxine
Explanation:
Melatonin plays a very important role in the regulation of a 24-hour (diurnal) rhythm of our body. For example, it helps in maintaining the normal rhythms of the sleep-wake cycle and body temperature.
BIOXI22: CHEMICAL COORDINATION AND INTEGRATION
341114
Menstruation cycle is affected by the following hormones except
1 Thyroid
2 Melatonin
3 Oestrogen
4 Oxytocin
Explanation:
Oxytocin is not involved in menstrual cycle.
BIOXI22: CHEMICAL COORDINATION AND INTEGRATION
341115
Melatonin is secreted by:
1 Pineal body
2 Skin
3 Pituitary Gland
4 Thyroid
Explanation:
The pineal gland (epiphysis) secretes the hormonemelatonin which regulates the working of gonads by inhibiting gonadotrophins and their effects. Its production is inhibited by exposure of animal to light.
AIPMT - 2000
BIOXI22: CHEMICAL COORDINATION AND INTEGRATION
341116
Assertion : Pineal gland influences our defense capability. Reason : It secretes a hormone called melatonin.
1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Both Assertion and reason are incorrect.
Explanation:
Melatonin is secreted by the pineal gland and it influences our defense capabilities. Both are correct nd the reason is not the correct explanation of the assertion.
341113
The hormone that regulates circadian rhythms in the body is
1 Thymosin
2 Melatonin
3 Oxytocin
4 Thyroxine
Explanation:
Melatonin plays a very important role in the regulation of a 24-hour (diurnal) rhythm of our body. For example, it helps in maintaining the normal rhythms of the sleep-wake cycle and body temperature.
BIOXI22: CHEMICAL COORDINATION AND INTEGRATION
341114
Menstruation cycle is affected by the following hormones except
1 Thyroid
2 Melatonin
3 Oestrogen
4 Oxytocin
Explanation:
Oxytocin is not involved in menstrual cycle.
BIOXI22: CHEMICAL COORDINATION AND INTEGRATION
341115
Melatonin is secreted by:
1 Pineal body
2 Skin
3 Pituitary Gland
4 Thyroid
Explanation:
The pineal gland (epiphysis) secretes the hormonemelatonin which regulates the working of gonads by inhibiting gonadotrophins and their effects. Its production is inhibited by exposure of animal to light.
AIPMT - 2000
BIOXI22: CHEMICAL COORDINATION AND INTEGRATION
341116
Assertion : Pineal gland influences our defense capability. Reason : It secretes a hormone called melatonin.
1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Both Assertion and reason are incorrect.
Explanation:
Melatonin is secreted by the pineal gland and it influences our defense capabilities. Both are correct nd the reason is not the correct explanation of the assertion.
341113
The hormone that regulates circadian rhythms in the body is
1 Thymosin
2 Melatonin
3 Oxytocin
4 Thyroxine
Explanation:
Melatonin plays a very important role in the regulation of a 24-hour (diurnal) rhythm of our body. For example, it helps in maintaining the normal rhythms of the sleep-wake cycle and body temperature.
BIOXI22: CHEMICAL COORDINATION AND INTEGRATION
341114
Menstruation cycle is affected by the following hormones except
1 Thyroid
2 Melatonin
3 Oestrogen
4 Oxytocin
Explanation:
Oxytocin is not involved in menstrual cycle.
BIOXI22: CHEMICAL COORDINATION AND INTEGRATION
341115
Melatonin is secreted by:
1 Pineal body
2 Skin
3 Pituitary Gland
4 Thyroid
Explanation:
The pineal gland (epiphysis) secretes the hormonemelatonin which regulates the working of gonads by inhibiting gonadotrophins and their effects. Its production is inhibited by exposure of animal to light.
AIPMT - 2000
BIOXI22: CHEMICAL COORDINATION AND INTEGRATION
341116
Assertion : Pineal gland influences our defense capability. Reason : It secretes a hormone called melatonin.
1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Both Assertion and reason are incorrect.
Explanation:
Melatonin is secreted by the pineal gland and it influences our defense capabilities. Both are correct nd the reason is not the correct explanation of the assertion.
