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Introduction
Sex Determination in Humans
Male Reproductive System
Basic Anatomy of Testis
Seminiferous Tubules & Spermatogenesis
Spermiogenesis/Sperm Structure/Hormonal Regulation
Male Reproductive Duct System
Semen and Male Fertility
Ovary
Menstrual Cycle: Pre Ovulatory Phase
Menstrual Cycle: Luteal Phase
Embryonic Development till Gastrulation
Fetal Development & Parturition
Mammary Gland & Lactation
Female Reproductive System-1
Female Reproductive System-2
Female External Genitalia
Fertilization
Implantation
Introduction to Menstrual Cycle
oogenesis
Q. No.

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:  Introduction to Menstrual Cycle |
 68%
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Which one of the following statements with regard to embryonic development in humans is correct?

1.  Cleavage divisions bring about a considerable increase in the mass of protoplasm.
2.  In the second cleavage division, one of the two blastomeres usually divides a little sooner than the second.
3.  With more cleavage divisions, the resultant blastomeres become larger and larger.
4.  Cleavage division results in a hollow ball of cells called morula.
Subtopic:  Embryonic Development till Gastrulation |

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Women who consume the drug thalidomide for relief from vomiting during the early months of pregnancy give birth to children with :

1. No spleen 2. Harelip
3. Extra fingers and toes 4. Underdeveloped limbs
Subtopic:  Fetal Development & Parturition |
 68%

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A cross-section at the midpoint of the middle piece of a human sperm will show :

1. centriole, mitochondria, and 9+2 arrangement of microtubules
2.  centriole and mitochondria
3.  mitochondria and 9+2 arrangement of microtubules
4.  9+2 arrangement of microtubules only
Subtopic:  Spermiogenesis/Sperm Structure/Hormonal Regulation |

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Which one of the following events is correctly matched with the time period in a normal menstrual cycle?

1.  Release of egg: 5th day
2.  Endometrium regenerates: 5 - 10 days
3.  Endometrium secretes nutrients for implantation: 11-18 days
4.  Rise in progesterone level: 1 - 15 days
Subtopic:  Menstrual Cycle: Pre Ovulatory Phase | Menstrual Cycle: Luteal Phase |
 59%

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Given below are two statements: one is labelled as Assertion (A) and the other is labelled as Reason (R).

Assertion (A): A moist habitat is almost always required for external fertilization.
Reason (R): A moist habitat prevents the drying of gametes and allows sperms to swim to ova.
In the light of the above statements, choose the most appropriate answer from the options given below:  
1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are true but (R) is not the correct explanation of (A).
3. (A) is true but (R) is false.
4. Both (A) and (R) are false.

  1. If both the assertion and the reason are true and the reason is a correct explanation of the assertion
  2. If both the assertion and reason are true but the reason is not a correct explanation of the assertion
  3. If the assertion is true but the reason is false
  4. If both the assertion and reason are false
Subtopic:  Introduction |
 82%

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Given below are two statements: one is labelled as Assertion (A) and the other is labelled as Reason (R).

Assertion (A): All mammalian embryos will develop into females unless a functional SRY gene is present.
Reason (R): SRY gene is non-functional in a female zygote.
 In the light of the above statements, choose the most appropriate answer from the options given below:  
1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are true but (R) is not the correct explanation of (A).
3. (A) is true but (R) is false.
4. Both (A) and (R) are false.
  1. If both the assertion and the reason are true and the reason is a correct explanation of the assertion
  2. If both the assertion and reason are true but the reason is not a correct explanation of the assertion
  3. If the assertion is true but the reason is false
  4. If both the assertion and reason are false
Subtopic:  Embryonic Development till Gastrulation |

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Given below are two statements: one is labelled as Assertion (A) and the other is labelled as Reason (R).

Assertion (A): Young women have a lower incidence of heart disease as compared to post-menopausal women.
Reason (R): Estrogen has a vasculo-protective action which helps in preventing atherosclerosis.
 In the light of the above statements, choose the most appropriate answer from the options given below:  
1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are true but (R) is not the correct explanation of (A).
3. (A) is true but (R) is false.
4. Both (A) and (R) are false.

  1. If both the assertion and the reason are true and the reason is a correct explanation of the assertion
  2. If both the assertion and reason are true but the reason is not a correct explanation of the assertion
  3. If the assertion is true but the reason is false
  4. If both the assertion and reason are false
Subtopic:  Introduction to Menstrual Cycle: 2 |
 77%

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Given below are two statements: one is labelled as Assertion (A) and the other is labelled as Reason (R).

Assertion (A): hCG can also be used clinically to induce ovulation in the ovaries as well as testosterone production in the testes.
Reason (R): hCG resembles FSH in function.
In the light of the above statements, choose the most appropriate answer from the options given below:
1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are true but (R) is not the correct explanation of (A).
3. (A) is true but (R) is false.
4. Both (A) and (R) are false.
  1. If both the assertion and the reason are true and the reason is a correct explanation of the assertion
  2. If both the assertion and reason are true but the reason is not a correct explanation of the assertion
  3. If the assertion is true but the reason is false
  4. If both the assertion and reason are false
Subtopic:  Male Reproductive System | Female Reproductive System-1 |

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Given below are two statements: one is labelled as Assertion (A) and the other is labelled as Reason (R).

Assertion (A): Though sperm acquire the capability of motility in the epididymis, they do not move with their flagella in the male ducts.
Reason (R): Only spermatozoa that have passed through the epididymis are mature enough to be capable of motility.
In the light of the above statements, choose the most appropriate answer from the options given below:  
1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are true but (R) is not the correct explanation of (A).
3. (A) is true but (R) is false.
4. Both (A) and (R) are false.
  1. If both the assertion and the reason are true and the reason is a correct explanation of the assertion
  2. If both the assertion and reason are true but the reason is not a correct explanation of the assertion
  3. If the assertion is true but the reason is false
  4. If both the assertion and reason are false
Subtopic:  Spermiogenesis/Sperm Structure/Hormonal Regulation |

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Select Chapter Topics:
filter
Introduction
Sex Determination in Humans
Male Reproductive System
Basic Anatomy of Testis
Seminiferous Tubules & Spermatogenesis
Spermiogenesis/Sperm Structure/Hormonal Regulation
Male Reproductive Duct System
Semen and Male Fertility
Ovary
Menstrual Cycle: Pre Ovulatory Phase
Menstrual Cycle: Luteal Phase
Embryonic Development till Gastrulation
Fetal Development & Parturition
Mammary Gland & Lactation
Female Reproductive System-1
Female Reproductive System-2
Female External Genitalia
Fertilization
Implantation
Introduction to Menstrual Cycle
oogenesis
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