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Human Reproduction Review

Total questions: 65

Worksheet time: 2hrs 26mins

Name
Class
Date
1.

What type of reproduction human beings have?

a)

asexual reproduction

b)

sexual reproduction

c)

hermaphroditic

2.

The female reproductive organs are

a)

vulva, uterus, vagina, cervix, and testes

b)

vulva, uterus, penis, cervix, and ovaries

c)

vulva, uterus, vagina, cervix, and ovaries

d)

penis, testes and prostate gland

3.

The male reproductive organs are

a)

penis, uterus, vas deferens, and testes

b)

penis, testes, urethra, and ovaries

c)

penis, testes, vas deferens, urethra, and prostate gland

d)

vulva, testes, urethra, and prostate gland

4.

The baby grows inside the

a)

uterus

b)

vulva

c)

vagina

d)

ovaries

5.

The baby is connected to the mother by the

a)

uterus

b)

vagina

c)

navel

d)

umbilical cord

6.

The baby receives nutrients and oxygen through...

a)

the mouth and nose

b)

the digestive system and the respiratory system

c)

the umbilical cord

7.

The baby leaves the mother's uterus through

a)

the ovaries

b)

the testes

c)

the prostate gland

d)

the vagina

8.
On average, how many days does the menstrual cycle last?
a)
7
b)
14
c)
21
d)
28
9.
What is ovulation?
a)
The release of an egg into an oviduct.
b)
The joining of an egg cell and a sperm cell.
c)
The period of time when the female is having her period.
d)
The act of mating.
10.
Where are egg cells stored and released from?
a)
The uterus.
b)
The testes.
c)
The ovaries.
d)
The cervix.
11.

What is the correct term for sex cells?

a)

Blastocysts

b)

Zygotes

c)

Gametes

d)

Periods

12.
What is the name for the part of the sex cells where the genetic material (chromosomes) are located?
a)
Cytoplasm
b)
Nucleus
c)
Mitochondrion
d)
Stomata
13.

When the egg and sperm join together, it is known as

a)

intercourse

b)

ovulation

c)

fertilization

d)

mitosis

14.

Where do the egg and sperm meet?

a)

The ovary

b)

The fallopian tube / oviduct

c)

The vas deferens

d)

The uterus

15.
Which organ produces sperm cells?
a)
testes
b)
epididymis
c)
ovary
d)
prostate gland
16.

An organ that provides the chemical substances needed by a fetus is called the

a)

ovary

b)

uterus

c)

placenta

d)

fallopian tube

17.

The function of part B is to _______.

a)

produce eggs

b)

produce sperm

c)

allow fertilization to take place

d)

release the sperm

18.
What the unborn baby is called from week 9 of pregnancy until birth.  
a)
Zygote
b)
Embryo
c)
Fetus
19.
The inability of sperm cells to move normally could prevent the production of offspring by interfering with
a)
meiosis
b)
fertilization
c)
mitosis
d)
differentiation
20.
The diagram below represents the human male reproductive system. Which activity would be prevented by blockages at X and Y?
a)
transport of urine out of the body
b)
passage of testosterone to the female to stimulate egg production
c)
movement of sperm out of the body
d)
movement of testosterone to the testes to stimulate sperm production
21.
The human female reproductive system is represented below. Within which structure does the placenta normally develop?
a)
A
b)
B
c)
C
d)
D
22.
Sexual reproduction involves the processes listed below. Which sequence represents the order in which these processes occur?
a)
A > B > C > D
b)
B > A > C > D
c)
C > B > D > A
d)
D > B > C > A
23.
The development of nerve, muscle, and skin cells is represented in the diagram below. Which statement best explains how each of the different cell types can develop from the same embryo?
a)
The cells have identical genetic instructions, but different parts of these instructions are being expressed in each cell.
b)
The cells have identical genetic instructions, and all parts of these instructions are being expressed in each cell.
c)
The cells are produced by asexual reproduction and contain identical genetic instructions.
d)
The cells contain genetic instructions from two different parents and will express the instructions from one parent, only.
24.
The diagram below represents one stage during the human reproductive process. A function of structure A is to
a)
remove nutrients from the fetus
b)
provide the fetus with metabolic wastes
c)
remove all toxins from the blood of the mother
d)
provide for the exchange of oxygen and carbon dioxide
25.
Most mammals have adaptations for
a)
internal fertilization and internal development of the fetus
b)
internal fertilization and external development of the fetus
c)
external fertilization and external development of the fetus
d)
external fertilization and internal development of the fetus
26.
What is #2 pointing to?
a)
cervix
b)
vagina
c)
endometrium
d)
myometrium
27.
What is #1 pointing to?
a)
endometrium
b)
uterus
c)
vagina
d)
fallopian tubes
28.
What is #4 pointing to?
a)
uterus
b)
vagina
c)
fallopian tubes
29.
What is #7 pointing to?
a)
ovary
b)
uterus
c)
teste
d)
vas deferens
30.
What is #5 pointing to?
a)
fallopian tube
b)
ovary
c)
uterus
d)
endometrium
31.
What is #2 pointing to?
a)
seminal vesicles
b)
prostate gland
c)
epididymis
d)
testes
32.
What is #6 pointing to?
a)
urinary bladder
b)
prostate gland
c)
large intestine
33.
What is #7 pointing to?
a)
vas deferens
b)
epididymis
c)
urethra
d)
ureter
34.
What is #8 pointing to?
a)
ureter
b)
urethra
c)
vas deferens
d)
seminiferous tubules
35.
What is #9 pointing to?
a)
penis
b)
scrotum
c)
uterus
d)
vas deferens
36.
What is #11 pointing to?
a)
testes
b)
ovaries
c)
prostate gland
37.
What is #12 pointing to?
a)
scrotum
b)
teste
c)
ovary
38.
Which of the following are gonads?
a)
ovaries and testes
b)
sperm and egg
c)
uterus and scrotum
39.
Hormone produced by the ovary.
a)
melatonin
b)
estrogen
c)
testosterone
d)
oxytocin
40.
How are sperm made?
a)
meiosis
b)
mitosis
41.

Which hormone regulates the male reproductive cycle?

a)

estrogen

b)

testosterone

42.

Which two structures are responsible for producing the male gamete and delivering the gametes for internal fertilization?

a)

testes and penis

b)

prostate and bladder

c)

testes and ovaries

d)

prostate and vas deferens

43.

What is the path of the sperm out of the body?

a)

testes, bladder penis

b)

testes, vas deferens, urethra

c)

prostate, vas deferens, urethra

44.

What structure serves both reproductive and excretory functions?

a)

testes

b)

urethra

c)

bladder

d)

prostate

45.
How much DNA do you receive from one parent in sexual reproduciton
a)
25%
b)
50%
c)
75%
d)
100%
46.
Which of the following is an advantage of sexual reproduction for a species.
a)
It produces more offspring
b)
Offspring can better adapt to changing environments because they are diverse
c)
Off spring are more likely to die because they are all 100% identical to their parent.
d)
It produces fewer offspring
47.
Which is NOT true about the placenta?
a)
Nutrients, gases, and wastes diffuse in 2 directions within it.
b)
It is formed from a combination of fetus and uterus cells. 
c)
Found only in mammals
d)
Maternal and fetal blood mix in this structure.
48.
Which hormone is associated with regulation of the menstrual cycle?
a)
Progesterone
b)
Estrogen
c)
Testosterone
d)
Insulin
49.
During the development of an embryo, at a certain stage, a structure called a gastrula forms, which has 3 tissue layers (and thus, 3 cell types). What is the significance of this stage.
a)
It is where differentiation begins
b)
mitosis speeds up during this stage.
c)
Meiosis occurs for the first time at this point.
d)
It is when fertilization occurs.
50.
In which choice are the four events in the correct order?
a)
fertilization, cleavage, differentiation, organ development
b)
cleavage, fertilization, differentiation, organ development
c)
differentiation, fertilization, cleavage, organ development
d)
fertilization, organ development, differentiation, cleavage.
51.

What is the function of sperm?

a)

conveys a chemical message to receptors of the reproductive system.

b)

to deliver a diploid number of chromosomes to the diploid egg.

c)

provides necessary nutrients for the fetus.

d)

transfer of genetic material.

52.
Between which two letters does differentiation occur?  
a)
D and E
b)
B and C
c)
 C and D
d)
A and B
53.
Which diagram correctly represents a step in the normal process of human reproduction?
a)
1
b)
2
c)
3
d)
4
54.
Which is true of offspring produced by meiosis and fertilization?  
a)
Their cells contain half the amount of genetic material that their parents’ cells have.
b)
Their cells contain twice the genetic material of their parents’ cells.
c)
They have gene combinations identical to both parents. 
d)
They have gene combinations different than either parent.
55.
  The direct (immediate) result of fertilization is represented at:  
a)
a
b)
b
c)
c
d)
d
56.
Structure A usually produces: 
a)
sperm and eggs
b)
testosterone and eggs
c)
estrogen, progesterone, and eggs 
d)
estrogen, progesterone, and testosterone
57.
a)
1
b)
2
c)
3
d)
4
58.
  Which set of terms match the numbered structures above?    
a)
1=sperm, 2=embryo, 3=zygote, 4= egg.
b)
1=sperm, 2=egg, 3=zygote, 4=embryo
c)
1=sperm, 2=egg, 3=embryo, 4=zygote
d)
1=sperm, 2=zygote, 3=egg, 4=embryo
59.
Which set of terms matches the lettered processes above?   
a)
a=fertilization, b=meiosis
b)
a=fertilization, b=mitosis
c)
a=meiosis, b=differentiation
d)
a=mitosis, b=meiosis
60.
When in the menstrual cycle does ovulation occur?
a)
First five days
b)
Day 10
c)
14 days after the start of her period
d)
during the secretory phase
61.
At the end of a nonpregnant ovarian cycle, the breakdown and discharge of the soft uterine tissues is called - 
a)
menstruation. 
b)
lactation.
c)
fertilization.
d)
ovulation.
62.
Meiosis and fertilization are important processes because they may most immediately result in
a)
many body cells
b)
immune responses
c)
genetic variation
d)
natural selection
63.
Fertilization and development normally occur in the
a)
placenta and uterus
b)
oviduct and placenta
c)
oviduct and vagina
d)
oviduct and uterus
64.
Which process would not occur if a zygote implants into the uterine wall?
a)
mitosis
b)
menstruation
c)
differentiation
d)
implantation
65.
Meiosis makes sperm and egg cells. In humans, sperm and egg cells each have _____ chromosomes. Therefore a fertilized human egg cell (sperm and egg cell combined) would create a cell with _____ chromosomes.
a)
23, 46
b)
46, 23
c)
2, 4
d)
50, 100

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