Reproductive System
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Last updated 11:15 PM on 5/2/23
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39 Terms
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What is the reproductive organ in males?
The testes
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Where are the testes located?
Outside of the abdominal cavity in a sac
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What is the sac of tissue in the males called that stores the testes?
Scrotum
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Why are the testes outside of the abdominal cavity?
Because sperm production requires a slightly lower temperature than the body temperature
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What are the male sex cells that the testes produce?
Sperm
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What male sex hormone does the testes produce?
Testosterone
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Where are the sperm cells stored?
In the epididymis
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What is the passageway for urine and semen in the male body?
The urethera
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Fluids from the _______ and the ________ mix with sperm to make semen.
Prostate gland, Seminal vessel
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What age do men usually have their prostate checked for prostate cancer?
40
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How much chromosomes does a sperm cell have?
23
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What chromosomes does a child need to get from the male and female gametes to be a male?
XY
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What chromosomes does a child need to get from the male and female gametes to be a female?
YY
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What are the female reproductive organs?
Ovaries
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What is the female sex cell called?
Ova cells
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What is ovulation?
The release of ova cells by the ovary
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When does ovulation begin?
Puberty
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When is an ova cell released?
Once a month
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Where do ova cells travel from the ovaries?
Fallopian tubes or oviducts
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When does ovulation end?
Menopause
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When is menopause?
50 years old
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Where does fertilization occur?
In the fallopian tubes
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What is fertilization?
The fusion of a sperm and ovum cell
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What is the new cell formed after fertilization called?
A zygote
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How much chromosomes does does the zygote contain?
46
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Where does the zygote go after it is in the fallopian tube?
In the uterus
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What makes a zygote a blastocyst?
When the zygote turns into a ball of cells
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What is another word for the uterus lining?
Endometrium
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What is an implantation?
When the blastocyst attaches to the uterus lining
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When does the placenta form?
After the implantation
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What does the placenta do? List 2 things
Separates the mother’s blood from the fetus’ blood
Allows food and oxygen to pass from the mother to the fetus
Allows food and oxygen to pass from the mother to the fetus
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What does the umbilical cord do?
Connect the mother to the fetus
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The fetus develops in a sac of tissue called the __________.
Amniotic sac
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What liquid is filled in the amniotic sac?
Amniotic fluid
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What does amniotic fluid do?
Cushions the fetus to absorb shock
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How long does the fetus stay in the womb before it is conceived?
9 months
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What mechanical ways are there to prevent fertilization? List them.
Condoms
Diaphragm
IUD (Intra-uterine device)
Diaphragm
IUD (Intra-uterine device)
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What chemical way is there to prevent fertilization?
Spermicides
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What surgical ways do males and females do to prevent fertilization?
Vasectomy and Tubal Ligation
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