Glencoe Biology

Chapter 36: Human Reproduction and Development

Standardized Test Practice

1
A fluid called ____ provides a nourishing environment for sperm.
A)progesterone
B)vas deferens
C)estrogen
D)semen
2
The ____ is a tube that connects an ovary to the uterus.
A)urethra
B)follicle
C)vas deferens
D)oviduct
3
What develops in the structure shown here?

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A)testosterone
B)zygote
C)ovum
D)uterus
4
What reproductive hormone does this structure help regulate?

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A)amniotic fluid
B)testosterone
C)acrosome
D)placental fluid
5
What is a functional difference between follicle-stimulating hormone (FSH) and luteinizing hormone (LH)?
A)Only FSH travels to the testes from the anterior pituitary gland.
B)LH stimulates sperm production; FSH stimulates testosterone production.
C)Only LH is released from the anterior pituitary gland.
D)FSH stimulates sperm production; LH stimulates testosterone production.
6
The joining of sperm and egg is called ____.
A)fertilization
B)follicular phase
C)ovulation
D)menstruation
7
An embryo that has entered the uterus as a solid ball of cells is called a (an) ____.
A)lysosome
B)ovary
C)morula
D)ovum
8
What could result from the dividing cell mass in a blastocyst?
A)a single gamete
B)twins
C)an ovum
D)an oocyte
9
What is the function of amniotic fluid?
A)fertilizes the zygote
B)produces the first meiotic division
C)produces an ovum
D)cushions and insulates embryo
10
Which process, depicted here, completes fertilization?

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A)fusion of the sperm and egg nuclei
B)penetration of plasma membrane by sperm
C)weakening of the plasma membrane by acrosome
D)separation of the egg and sperm nuclei
11
Which process is an essential feature of hormonal regulation during pregnancy?
A)restarting the menstrual cycle
B)secretion of human chorionic gonadotropin (hCG)
C)decrease of progesterone and estrogen levels
D)degeneration of corpus luteum
12
What process allows a sperm cell to penetrate the egg?
A)thousands of sperm enter egg
B)diffusion by osmosis
C)enzymes weaken the plasma membrane
D)diffusion by active transport
13
What are the three stages of birth called?
A)embryonic, fetal, expulsion
B)umbical, labor, dilation
C)dilation, umbilical, fetal
D)dilation, expulsion, placental
14
What stage of the birthing process does this show?

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A)placental
B)expulsion
C)dilation
D)embryonic
15
What has occurred when a pregnant woman's "water breaks?"
A)The torn amniotic sac has released amniotic fluid.
B)Uterine contractions have caused expulsion.
C)The placenta has been expelled from the body.
D)Progesterone has been discharged from the body.
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