- 1(current)
Q. No.In which of the following processes does oxytocin not play a significant role?
| 1. | Stimulation of uterine contractions during childbirth (parturition) |
| 2. | Regulation of milk production in lactating mothers |
| 3. | Promotion of social bonding and trust |
| 4. | Regulation of blood pressure |
Subtopic: Â Prolactin & Posterior Pituitary |
From NCERT
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Identify the correctly matched pair:
| Part of the pituitary | Hormone synthesized | |
| I: | Pars distalis | Gonodotropin releasing hormone |
| II: | Pars intermedia | Melanocyte stimulating hormone |
| III: | Pars nervosa | ADH and oxytocin |
| 1. | Only III | 2. | Only II |
| 3. | Only I and II | 4. | Only II and III |
Subtopic: Â Pituitary & Hypothalamus |Â Prolactin & Posterior Pituitary |
From NCERT
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How do the neurohormones, oxytocin and antidiuretic hormone, reach the posterior pituitary?
1. By a portal vein
2. By a lymphatic vessel
3. By diffusion from the anterior pituitary gland
4. By axons
1. By a portal vein
2. By a lymphatic vessel
3. By diffusion from the anterior pituitary gland
4. By axons
Subtopic: Â Prolactin & Posterior Pituitary |
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From NCERT
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Consider the given statements:
1. Only I and II are correct
2. Only I and III are correct
3. Only II and III are correct
4. I, II and III are correct
| I: | The pituitary gland is divided into anterior and posterior lobes. |
| II: | The anterior pituitary secretes growth hormone (GH). |
| III: | The posterior pituitary is the source of ADH and oxytocin, stored and released from hypothalamus. |
2. Only I and III are correct
3. Only II and III are correct
4. I, II and III are correct
Subtopic: Â Adenohypophysis & Hypothalamus |Â Prolactin & Posterior Pituitary |
From NCERT
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- 1(current)
Q. No.
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