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Dimensions of Human Sexuality, 6/e
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Learning Objectives
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Biological Sexual Development
1
A condition of having both ovaries and testes is called hermaphroditism.
A)
TRUE
B)
FALSE
2
Gamete-forming cells are found only in the gonads.
A)
TRUE
B)
FALSE
3
Meiosis is the division of one cell into two.
A)
TRUE
B)
FALSE
4
In most human beings, every body cell contains forty-two autosomes and two sex chromosomes.
A)
TRUE
B)
FALSE
5
The sex chromosomes in a female are two small X chromosomes (XX).
A)
TRUE
B)
FALSE
6
No person has ever been known to survive without having at least one X chromosome.
A)
TRUE
B)
FALSE
7
If at least one Y chromosome is present, the individual will be genetically male.
A)
TRUE
B)
FALSE
8
The critical period for the differentiation of the reproductive structures of the male and female is during the first trimester (12 weeks) of pregnancy.
A)
TRUE
B)
FALSE
9
In the male embryo, the Wolffian duct system gives rise to the epididymis, vas deferens, and seminal vesicles.
A)
TRUE
B)
FALSE
10
In the male embryo, the Mullerian duct system gives rise to the penis and scrotum.
A)
TRUE
B)
FALSE
11
The external genitals of both males and females develop from the same embryonic tissues.
A)
TRUE
B)
FALSE
12
Hormones from the ovaries are necessary for the development of female sex organs.
A)
TRUE
B)
FALSE
13
The sex of an offspring is determined by the sperm that fertilizes the ovum.
A)
TRUE
B)
FALSE
14
The presence of a X chromosome causes a male to be produced, while the absence of a Y chromosome causes a female to be produced.
A)
TRUE
B)
FALSE
15
The cause of infant's having ambiguous genitals is usually unknown.
A)
TRUE
B)
FALSE
16
Females with the andrenogenital syndrome were exposed to excessive estrogen while in the uterus.
A)
TRUE
B)
FALSE
17
Abnormal chromosome numbers are associated with a high incidence of spontaneous abortion.
A)
TRUE
B)
FALSE
18
While early diagnosis is important to rule out disorders such as AIS or CAH everyone agrees that ambiguous genitals need to be corrected.
A)
TRUE
B)
FALSE
19
A karyotype is a chart of a person's chromosomes.
A)
TRUE
B)
FALSE
20
One gene is the portion of the RNA molecule that carriers the genetic code for the production of one protein.
A)
TRUE
B)
FALSE
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