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Where are sperm made?
testes
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Male organ specially adapted for internal fertilization
Penis
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Male organ that maintains a constant temperature for optimal sperm production.
scrotum
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Tube in the male where both sperm and urine exit the body.
urethra
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Sperm are stored here.
Epididymus
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Female organ in which eggs are made
ovary
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Muscular organ where fetus develops.
uterus
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Fertilization ocurrs here
oviduct
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Muscular neck of the uterus designed to support the weight of developing baby.
cervix
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 What is structure B?
oviduct or fallopian tube
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What is the structure labeled A?
ovary
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What is structure C?
uterus
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What is structure D?
cervix
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 What is the structure labeled A?
testes
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What is the structure labeled C?
bladder
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What would happen if structure B was cut?
Sperm can be made but would not leave the body.
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 Which of the structures exchanges materials between mother and baby via diffusion?
3-placenta
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What structure connects the fetus to the placenta?
2- umbilical cord
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What is the name and function of structure 5?
amnion - protects fetus, provides watery environment for development
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Twins produced when a zygote divides are called....
identical twins
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Twins produced by the fertilization of two separate eggs are called...
fraternal twins
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What is ovulation?
When the egg is released from the follicle.
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What substances, produced by endocrine glands, are involved in controlling the production of eggs and sperm?
hormones
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Compared to the number of chromosomes in a normal human body cell, the number of chromosomes in a sperm cell is
half as many
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