A big advantage of the evolution of internal fertilization is:
1. need for large number of gametes to be produced
2. fetuses to be kept warm, moist, nourished, and protected inside the mother
3. synchronous release of gametes by both sexes
4. prevention of dehydration of gametes

Subtopic:  Introduction |

To unlock all the explanations of this course, you need to be enrolled.

Hints

Puberty in females is delayed who are:

1. active and have high body fat

2. active and have low body fat

3. sedentary and with high body fat

4. sedentary with low body fat

Subtopic:  Female Reproductive System-1 | Female Reproductive System-2 | oogenesis |

To unlock all the explanations of this course, you need to be enrolled.

Hints

Which of the following cannot be exclusively because of testosterone?

1. growth of the larynx

2. development of pubic hair

3. growth of the testes

4. growth of the penis

Subtopic:  Male Reproductive System |

To unlock all the explanations of this course, you need to be enrolled.

Hints

advertisementadvertisement

The duct of seminal vesicle opens into the:
1. Caput Epididymis
2. Cauda Epididymis
3. Ejaculatory duct
4. Vas deferens

Subtopic:  Male Reproductive Duct System |
Please attempt this question first.
Hints
Please attempt this question first.

Within the fetus, much of the circulating blood bypasses the lungs and flows through the ______________.
1. ductus venosus
2. umbilical vein
3. umbilical artery
4. ductus arteriosus

Subtopic:  Fetal Development & Parturition |

To unlock all the explanations of this course, you need to be enrolled.

Hints

In vertebrate eggs with large yolks, cleavage is described as _______ and results in a ________ on top of the yolk.
1. meroblastic/trophoblast
2. holoblastic/blastodisc
3. meroblastic/blastodisc
4. meroblastic/blastomere

Subtopic:  Embryonic Development till Gastrulation |

To unlock all the explanations of this course, you need to be enrolled.

Hints

advertisementadvertisement

Testosterone secretion before birth is due to:

1. FSH

2. GnRH

3. HCG

4. LH

Subtopic:  Implantation |

To unlock all the explanations of this course, you need to be enrolled.

Hints

To unlock all the explanations of this course, you need to be enrolled.


Labor can be hastened by:
1. progesterone
2. estradiol
3. prostaglandins
4. HCG

Subtopic:  Fetal Development & Parturition |

To unlock all the explanations of this course, you need to be enrolled.

Hints

Till approximately what gestation age is the use of the term ‘embryo’ justified?
1. week
2. two weeks
3. month
4. two months

Subtopic:  Fetal Development & Parturition |

To unlock all the explanations of this course, you need to be enrolled.

Hints

advertisementadvertisement

Lactation after child birth is possible due to decrease in the secretion of:
1. HCG
2. oxytocin
3. FSH and LH
4. estrogen and progesterone

Subtopic:  Fetal Development & Parturition |

To unlock all the explanations of this course, you need to be enrolled.

Hints