Which one of the following statement is incorrect about menstruation?

1. During normal menstruation about 40 mL blood is lost

2. The menstrual fluid can easily clot

3. At menopause in the female, there is especially abrupt increase in gonadotropic

hormones

4. The beginning of the cycle of menstruation is called menarche

Subtopic:  Introduction to Menstrual Cycle: 2 | Introduction to Menstrual Cycle |
 59%
NEET - 2008
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NEET 2023 - Target Batch - Aryan Raj Singh
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Which part of ovary in mammals acts as an endocrine gland after ovulation?

1. Graafian follicle

2. Stroma

3. Germinal epithelium

4. Vitelline membrane

Subtopic:  Menstrual Cycle: Luteal Phase |
 84%
From NCERT
NEET - 2007
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In the human female, menstruation can be deferred by the administration of:

1. LH only

2. Combination of FSH and LH

3. Combination of estrogen and progesterone

4. FSH only

Subtopic:  Menstrual Cycle: Luteal Phase |
 69%
NEET - 2007
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Ultrasound of how much frequency is beamed into human body for sonography ?

1. 30-45 MHz

2. 15-30 MHz

3. 1-15 MHz

4. 45-70 MHz

Subtopic:  Fetal Development & Parturition |
NEET - 2007
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NEET 2023 - Target Batch - Aryan Raj Singh
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Withdrawal of which of the following hormones is the immediate cause of menstruation ?

1. Estrogen

2. FSH

3. FSH-RH

4. Progesterone

Subtopic:  Menstrual Cycle: Luteal Phase |
 84%
From NCERT
NEET - 2006
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NEET 2023 - Target Batch - Aryan Raj Singh

Which of the following statements is incorrect ?

1. The spermatids differentiate into structurally complex spermatozoa by the process of

spermiogenesis.

2. Fertilisation is a physico-chemical event.

3. Cleavage transforms the fertilized ovum into a sphere of aggregated blastomeres.

into a sphere of aggregated blastomeres.

4. Cleavage divisions bring appreciable increase in the mass of protoplasm in the

developing embryo.

Subtopic:  Implantation : Part 2 | Implantation |
 61%
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NEET 2023 - Target Batch - Aryan Raj Singh
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Cleavage differs from mitosis in lacking

1. synthetic phase

2. growth phase

3. both 1. and 2.

4. all of these

Subtopic:  Implantation : Part 2 | Embryonic Development till Gastrulation | Implantation |
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Low levels of LH during the secretory phase of the menstrual cycle are primarily due to

1. high estrogen level

2. inhibin

3. high progesterone level

4. high estrogen and progesterone level.

Subtopic:  Introduction to Menstrual Cycle: 2 | Introduction to Menstrual Cycle |
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An oocyte is released from the ovary under the influence of LH

1. After completing meiosis and before polar body are released

2. After completing meiosis I and before release of polar body

3. After completing meiosis

4. After completing meiosis I and after release of polar body

Subtopic:  Menstrual Cycle: Luteal Phase |
 57%
From NCERT
AIIMS - 2001
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Both corpus luteum and macula lutea are

1. found in human ovaries

2. a source of hormones

3. characterized by a yellow colour

4. contributory in maintaining pregnancy.

 

Subtopic:  Menstrual Cycle: Luteal Phase |
 59%
AIIMS - 2003
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NEET 2023 - Target Batch - Aryan Raj Singh
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