The hormone responsible for a male's secondary sexual characteristics is
Group of answer choi...
Biology, 20.04.2020 20:40 mcalepcrager
The hormone responsible for a male's secondary sexual characteristics is
Group of answer choices
testosterone
ICSH
LH
gonadotropin
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Question 124 pts
The following is a list of structures of the male reproductive tract.
ductus deferens
urethra
ejaculatory duct
epididymis
The order in which sperm pass through these structures from the testes to the penis is
Group of answer choices
1, 3, 4, 2
4, 3, 1, 2
4, 1, 2, 3
4, 1, 3, 2
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Question 134 pts
The tubular gland that produces a secretion that contains fructose, is slightly alkaline, and contributes about 60% to the volume of semen is the
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prostate gland
bulbourethral gland
seminal vesicle
prenuptial gland
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Question 144 pts
At the time of ovulation, the anterior pituitary gland releases a large quantity of
Group of answer choices
gonadotropin
leutenizing hormone
estrogen
progesterone
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Question 154 pts
The vagina
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serves as a passageway for the elimination of menstrual fluid
holds spermatozoa prior to their passage into the uterus
forms the lower portion of the birth canal
All of the above.
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Question 164 pts
During menses,
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ovulation occurs
new uterine lining is formed
secretory glands and blood vessels develop in the endometrium
the old functional layer of uterine lining is sloughed off and shed
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Question 174 pts
Which of the following is greater?
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the number of follicles in the female ovaries at birth
the number of follicles in the female ovaries at puberty
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Question 184 pts
Sperm cannot fertilize an egg unless they have been in the female reproductive tract for several hours. This enhanced ability of the sperm to fertilize the ovum is called capacitation. Lab studies indicate that the sperm can fertilize the ovum if they are first washed before being introduced to the ovum. These results suggest that
Group of answer choices
the process of capacitation involves the removal of some inhibiting substance from the sperm
the process of capacitation depends on temperature
only sperm that come in contact with vaginal secretions are capable of fertilizing an ovum
None of the above are indicated by the studies.
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Question 194 pts
Marissa is an avid runner, and trains constantly. She has slimmed down so that she is now underweight for her height, and has very little fat tissue. You would expect Marissa to
Group of answer choices
have heavy menstrual flows
double ovulate
be amenorrheic (have no monthly menstrual flow)
show elevated levels of FSH
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Question 204 pts
The placenta is composed of tissues from the
Group of answer choices
mother
father
embryo
mother and embryo
mother and father
Answers: 1
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