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Study Guide Questions

1.     A human egg is about the same size as what?
2.     Cells must divide by __________________________ or ________________________.
3.     Most cells of our body have ________________ chromosomes.
4.     Sex cells are also called "_____________________________."
5.     Sex cells divide by what process?
6.     From the ninth week of pregnancy until birth, a developing human is called a(n) "__________________."
7.     What is the main function of the male reproductive system?
8.     The male gamete is a(n) _______________________.
9.     What three parts make up a sperm?
10.     What does the head of a sperm contain?
11.     With what is the head of a sperm covered? What is its purpose?
12.     Where are the energy-producing mitochondria of the sperm found?
13.     What is on a sperm's tail?
14.     Where are sperm produced?
15.     The testicles are located in the ________________________________.
16.     Why is the scrotum sac located outside a male's body?
17.     Where do sperm complete their maturation?
18.     What duct transports sperm from the epididymis toward the ejaculatory ducts and the urethra?
19.     What tube transports sperm and urine out of the male's body?
20.     The fluid that carries sperm from the male's body is called "___________________________."
21.     The prostate gland is shaped like a(n) ________________________________.
22.     The females's vagina is [alkaline/acidic].
23.     Another name for the female gamete is the _______________________.
24.     An oviduct is sometimes called a(n) "______________________________________________."
25.     The bottom part of the uterus, which connects it to the vagina is the _________________________.
26.     What connects each ovary to the uterus?
27.     The process of an egg rupturing through the ovary wall and moving toward the uterus is what?
28.     How long is one menstrual cycle?
29.     What controls a menstrual cycle?
30.     What three phases make up a menstrual cycle?
31.     A group of cells surrounding an undeveloped egg in the ovaries is a(n) ______________________.
32.     Hormones secreted by the _________________________________ thicken the uterus and increase its blood supply.
33.     Secondary sex characteristics develop during _________________________________.
34.     The glands of what system secrete hormones during puberty?
35.     What hormone stimulates the development of a follicle in the ovary?
36.     What female sex hormone is responsible for the growth and development of the female reproductive system?
37.     What hormone causes endocrine cells in the testes to produce testosterone?
38.     About how many sperm are likely to enter the vagina at one time?
39.     Once a sperm enters an egg, the egg changes its _______________________________________. What is the result of this action?
40.     The nuclei of the sperm and the egg combine to form a(n) ___________________________.
41.     As the zygote travels to the uterus, it becomes a(n) ______________________________.
42.     What's a "blastocyst"?
43.     ___________________________________ occurs when a blastocyst attaches itself to the lining of the uterus.
44.     What substance serves as a shock absorber for the developing embryo?
45.     Blood vessels of the _______________________________________ form the umbilical cord.
46.     What structure allows nutrients and oxygen to pass from the mother to the embryo?
47.     The mother's blood vessels are connected to the placenta. True or false?
48.     A human's development in its mother's uterus is called the "______________________ period."
49.     What are the three stages of pregnancy called?
50.     Why does a fetus's head rotate downward during the ninth month of pregnancy?
51.     What is the purpose of amniocentesis?
52.     What procedure allows a doctor to see into a woman's uterus?
53.     What are the three stages of birth?
54.     What is delivered after the birth of the child?
55.     What is left after the umbilical cord dries up and falls off?
© Educational Video Network, Inc. 2005 - www.evndirect.com
Your leading source for curriculum-based educational videos and DVDs.