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Multiple Choice Quiz
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1

Infertility is the inability to conceive a child after ____ year(s) of frequent intercourse without the use of contraceptives.
A)1
B)2
C)3
D)5
2

Which assisted reproductive technology has been used for the longest time period?
A)artificial insemination
B)intracytoplasmic sperm injection
C)in vitro fertilization
D)gamete intrafallopian transfer
3

Which assisted reproductive technology places collected oocytes and sperm in the woman's fallopian tubes?
A)artificial insemination
B)intracytoplasmic sperm injection
C)in vitro fertilization
D)gamete intrafallopian transfer
4

Louise Brown, the first test-tube baby, was conceived using which assisted reproductive technology?
A)artificial insemination
B)intracytoplasmic sperm injection
C)in vitro fertilization
D)gamete intrafallopian transfer
5

Oocytes can be frozen in liquid nitrogen. At which phase of the cell cycle are these cells at the time of freezing?
A)meiosis, metaphase I
B)meiosis, metaphase II
C)mitosis, metaphase
D)meiosis or mitosis, interphase
6

Which of the following could be a potential drawback to freezing oocytes?
A)loss of chromosomal material
B)retention of a polar body
C)delicate nature of the cell
D)all of the above
7

Preimplantation genetic diagnosis probes disease-causing genes or chromosome aberrations in an ____ -celled preimplantation embryo.
A)2
B)4
C)6
D)8
8

Fertilization takes place ____ hours prior to analysis of the embryo in preimplantation genetic testing procedures.
A)24
B)45
C)52
D)78
9

A gestational mother provides only her ____ .
A)oocyte.
B)fallopian tube.
C)uterus.
D)all of the above.
10

A man can have up to ____% abnormal sperm and still be considered fertile.
A)2
B)20
C)40
D)60
11

Approximately what fraction of couples have difficulty conceiving or giving birth?
A)1 in 3
B)1 in 6
C)1 in 8
D)1 in 10
12

In the majority of couples experiencing infertility, the problem is primarily in
A)the male.
B)the female.
C)both the male and the female.
D)the answer is unknown in the majority of cases.
13

Many couples now delay parenthood until they are in their 30's. This delay contributes to which cause of infertility?
A)ovulation problems
B)antisperm secretions
C)blocked fallopian tubes
D)more oocytes being produced with abnormal chromosome numbers
14

An underactive thyroid can lead to
A)ovulation problems.
B)antisperm secretions.
C)blocked fallopian tubes.
D)endometriosis.
15

Adam Nash was conceived partly to save his sister Molly’s life. Molly suffers from Fanconi anemia, a disorder which
A)leads to an increased incidence of cancer.
B)can cause her immune system to not function properly.
C)can cause infertility.
D)leads to mental retardation.
16

An abnormally shaped uterus leads to
A)an increase in the number of oocytes produced with abnormal chromosome numbers.
B)spontaneous abortion.
C)both a and b.
D)unknown association.
17

Male infertility can be caused by all of the following except
A)antibodies bound to his sperm.
B)X chromosome damage.
C)a varicose vein in the scrotum.
D)a malfunctioning prostate gland.
18

Men who have ____ lack sperm.
A)ICSI
B)oligospermia
C)azoospermia
D)spermia
19

Postmenopausal women cannot be helped by assisted reproductive technologies. True or false?
A)true
B)false
20

Approximately ____ % of infertile men have microdeletions in the Y chromosome.
A)5
B)10
C)15
D)20
21

Which technology would allow men with spinal cord injuries to become fathers?
A)IVF
B)GIFT
C)ICSI
D)ZIFT
22

Oocytes can be screened using a polar body biopsy because
A)the polar body will have the same genetic complement as the oocyte.
B)the polar body remains attached to the egg.
C)polar bodies will always contain disease-causing alleles.
D)polar bodies are larger than the oocytes.
23

Preimplantation genetic diagnosis has been used to
A)help older couples have healthy babies.
B)screen for disease-causing alleles.
C)select for females to avoid an X-linked condition.
D)all of the above answers are true.
24

Which is more critical to successful natural fertilization, sperm quality or sperm quantity?
A)sperm quality
B)sperm quantity
25

Immature sperm cells can be removed from a man's testes and injected into an oocyte resulting in fertilization. True or false?
A)true
B)false





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