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Human Body Step 7: Reproductive System Flashcards | StudBud
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Human Body Step 7: Reproductive System
Human Body Step 7: Reproductive System
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StudBud Administration
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For Hall-Dale Middle School 7th Grade Science
Flashcards
25 cards
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Questions
25
Answers
1
Identical twins occur when....
Cloning an egg.
One egg is fertilized by one sperm, but splits into 2 zygotes.
2 eggs fertilized by 2 sperm that results in 2 offspring (like siblings)
Cloning sperm.
2
What is the proper label for structure "B"?
Urethra
Fallopian Tube
Penis
Ovary
3
What is the pear-shaped organ (the womb) that holds developing offspring?
Ovum
Uterus
Vagina
Urethra
4
What is the proper label for structure "C"?
Fallopian Tube
Urethra
Uterus
Sperm Duct
5
What is the proper label for structure "A"?
Penis
Sperm Duct
Urethra
Fallopian Tube
6
Where is sperm produced and stored?
Testes
Prostate gland
Fallopian tube
Sperm duct
7
What is the proper label for structure "C"?
Uterus
Anus
Sperm duct
Vagina
8
What is the urethra, and how does it relate to the reproductive system?
Pear-shaped organ (the womb) that holds developing offspring.
Tube in penis through which sperm travels out of the body.
Carries egg from ovary to uterus.
The female sex organ.
9
What is the purpose of the reproductive system?
To produce chemicals in the body.
To produce sex cells called egg and sperm that unite to create new life.
To digest food, absorb nutrients, and excrete waste.
To help regulate the body's growth and size, especially during adolescence.
10
If fertilization does not occur, what happens?
The egg and the sperm unite to form a new organism.
Nothing happens.
The female does not have a cycle.
Egg dies and exits the body with the blood and tissue from uterus wall.
11
What are some advantages of internal fertilization?
Protected from predators and can choose mate
Protected from any sort of transmitted disease or illnesses.
Many eggs are available.
Predators steal eggs.
12
What basic structure holds eggs until ovulation, when mature eggs are released?
Urethra
Fallopian Tubes
Ovaries
Uterus
13
A disadvantage of external fertilization is...
Too many eggs are laid.
Mothers have to carry offspring for a long period of time.
Eggs are not protected from predators and harsh environment.
Can choose mate.
14
Advantages of external fertilization include the fact that many eggs are laid and the mother can leave her offspring.
True
False
15
The penis is the male sex organ.
True
False
16
What is the vagina?
Holds the developing offspring.
Male sex organ.
Muscle that produces eggs.
A muscular tube where blood, an unfertilized egg, or baby exits the body.
17
What do the Fallopian tubes do?
Tube in the penis through which sperm travels out of body.
They carry the egg from ovary to uterus.
Help regulate temperature
Carries urine from the bladder and out of the body.
18
What is the proper label for structure "D"?
Testes
Gamete
Sperm Duct
Penis
19
For Identical twins, 2 eggs are fertilized by 2 sperm. This results in 2 offspring that are as similar as 2 siblings.
True
False
20
What is the proper label for structure "B"?
Prostate Gland
Ovary
Egg
Testicle
21
What happens when the egg is fertilized?
It triggers the menstrual cycle.
It travels through the sperm duct.
Nothing happens.
It attaches to the lining of the uterus, creating a baby.
22
Once sperm enters the vagina, what happens?
The sperm dies.
Sperm swims up through the uterus and fertilizes egg in fallopian tube.
The sperm continues to live for a while.
Sperm embeds in uterine wall.
23
What is the proper label for structure "D"?
Sperm duct
Fallopian Tube
Urethra
Epididymis
24
What is the proper label for structure "A"?
Urethra
Vagina
Uterus
Bladder
25
Females usually have a 28-day menstrual cycle.
True
False
