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HONORS BIOLOGY

Reproduction and Development, Worksheet 1

1.

What is the monthly cycle in a human female in which an egg matures and the uterus prepares a lining to receive a fertilized egg?

2.

Gonads are another term for sex organs. True or False.

3.

What do we call animals which have hair or fur and produce live offspring which are fed milk produced by the mammary glands of the females?

4.

Where are sperm cells produced in a male organism?

5.

Where are egg cells produced in a female organism?

6.

A fertilized egg is also called a _____________________.

7.

What is the tube called that allows the passage of an egg from the ovary to the womb?

8.

In a human male, what is the sac-like structure that holds the testes called?

9.

In a human male, why are the testes found outside the body?

10.

The long tail structure that adapts a sperm cell for swimming is called a _________________.

11.

What is the fluid called in which sperm cells swim and which provides them with nourishment?

12.

Where inside a human female does fertilization usually occur?

13.

In which organ of the human female does the fetus develop?

14.

Arrange the following organs in correct sequence for the travel of sperm: epididymis, testis, urethra, vas deferens.

15.

________________ is to males as tubal ligation is to __________________.

16.

What term is given to an organism that has both ovaries and testes?

17.

How does a zygote differ from an ovum? a.

A zygote has more chromosomes b.

A zygote is smaller c.

A zygote consists of more than one cell d.

A zygote is larger e.

A zygote divides by meiosis

18.

On its way to fertilize a human egg, a sperm cell does not have to pass through which of the following? a.

Oviduct b.

Vagina c.

Ovary d.

Vas deferens e.

Cervix

19.

After ovulation occurs, the empty follicle a.

Can be recycled to produce more eggs b.

Changes into the corpus luteum and makes hormones c.

Quickly degenerates d.

Immediately initiates menstruation e.

Becomes the site of implantation of a fertilized egg

Write the correct term in the space next to each phrase:

20.

_______________________ Small gamete usually propelled by a flagellum.

21.

_______________________ Diploid cell formed by union of egg and sperm.

22.

_______________________ General name for egg or sperm.

23.

_______________________ Large gamete that is not self-propelled.

24.

_______________________ When egg and sperm unite inside the female’s body.

Matching

25.

_____ Turns into corpus luteum a. vas deferens b. Prostate gland 26.

_____ Female gonad

27.

_____ Site of spermatogenesis

28.

_____ Site of fertilization in humans

29.

_____ Human gestation occurs here c. Endometrium d. Testis e. Follicle

30.

_____ Sperm duct

31.

_____ Secretes seminal fluid

32.

_____ Lining of uterus f. Uterus g. Ovary h. Oviduct

33.

Why is it important that only one sperm penetrate the egg?

34.

A man who soaked in a hot tub for an extended period every day was found to be suffering from temporary sterility. It seems that his sperm production had been slowed down considerably.

Explain why this might have occurred. (Note: This phenomenon cannot be relied on as a method of birth control!)

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