Question 1

The stage of human development in which the endoderm,mesoderm,and ectoderm form is the:

Accepted Answer

A)  Zygote
B)  Gastrula
C)  Embryonic stage
D)  Morula
E)  Fetal StageF) B) and E)
G) None of the above

Question 2

The cells in the ovary that give rise to the mature egg cells are the:

Accepted Answer

A)  Follicle cells
B)  Osteocytes
C)  Endometrial cells
D)  Polar bodies
E)  OocytesF) D) and E)
G) C) and D)

Question 3

The inch-long structure in the human female that stimulates the female to experience orgasm is the:

Accepted Answer

A)  Clitoris
B)  Cervix
C)  Pubic symphysis
D)  Bulbo-urethral gland
E)  Labia minoraF) A) and D)
G) A) and C)

Question 4

In human males,the different types of male sex hormones are collectively called:

Accepted Answer

A)  Estrogens
B)  Growth hormones
C)  Progesterones
D)  Androgens
E)  Follicle stimulating hormonesF) C) and E)
G) B) and D)

Question 5

Fertilization of a secondary oocyte normally occurs in the:

Accepted Answer

A)  Ovary
B)  Vagina
C)  Fallopian tube
D)  Uterus
E)  Peritoneal cavityF) C) and E)
G) C) and D)

Question 6

The hormone released from the hypothalamus that stimulates release of LH and FSH in both the male and female is:

Accepted Answer

A)  Human growth hormone
B)  Testosterone
C)  Gonadotropin releasing hormone
D)  Antidiuretic hormone
E)  EpinephrineF) All of the above
G) A) and B)

Question 7

Birth control pills contain a combination of estrogen and progesterone.How would this prevent pregnancy?

Accepted Answer

A)  It would prevent sperm from reaching the egg
B)  It would cause the embryo to die
C)  It would prevent implantation on the uterine wall
D)  If would act as a spermicide, killing sperm
E)  It would prevent ovulationF) A) and B)
G) D) and E)

Question 8

The hormone released by the anterior pituitary that stimulates the development of the corpeus luteum is:

Accepted Answer

A)  GnRH
B)  FSH
C)  LH
D)  ADH
E)  ProgesteroneF) B) and E)
G) C) and D)

Question 9

A female chicken laying a fertilized egg has undergone ____ with a rooster.

Accepted Answer

A)  Differentiation
B)  External fertilization
C)  Indirect development
D)  Direct development
E)  Internal fertilizationF) C) and D)
G) A) and D)

Question 10

figure 34.13 
-Based on figure 34.13,why do you think females have the highest risk of contracting a sexually transmitted disease?

Accepted Answer

A)  Because they will receive fluids from the male during sex
B)  Because their immune systems are weaker
C)  Because they have sex more often than males
D)  Because they are more likely to engage in risky sex than a maleE) A) and C)
F) A) and B)

Question 11

The correct sequence for the stages in development from conception to birth is:

Accepted Answer

A)  Preembryonic stage, zygote, embryonic stage, fetal stage
B)  Fetal stage, zygote, preembryonic stage, embryonic stage
C)  Preembryonic stage, embryonic stage, zygote, fetal stage
D)  Zygote, preembryonic stage, embryonic stage, fetal stage
E)  Fetal stage, embryonic stage, preembryonic stage, zygoteF) C) and E)
G) A) and E)

Question 12

Often a woman may first suspect she is pregnant when she misses a period or menstrual cycle.What causes a pregnant woman to miss a period?

Accepted Answer

A)  Chorionic gonadotropin causes the corpus luteum to produce progesterone
B)  Chorionic gonadotropin blocks the corpus luteum from producing progesterone
C)  Follicle stimulating hormone causes the corpus luteum to produce progesterone
D)  Follicle stimulating hormone blocks the corpus luteum from producing progesterone
E)  Luteinizing hormone blocks the corpus luteum from producing progesteroneF) A) and E)
G) C) and D) A

Question 13

Cuttlefish and cephalopods are in which group of animals?

Accepted Answer

A)  Fish
B)  Annelids
C)  Mollusks
D)  Reptiles
E)  CnidariansF) B) and E)
G) A) and C)

Question 14

Ovulation is triggered by a surge of LH in the blood stream.

Accepted Answer

A) True 
 B)False

Question 15

What did the authors observe when they videotaped female impersonators?

Accepted Answer

A)  Female impersonators were more successful at mating than males who guarded a female
B)  Three out of five female impersonators were successful in mating
C)  Females never mated with males who were impersonating females
D)  There was no correlation between the size of a male cuttlefish and being a female impersonator
E)  There was no correlation between time spent guarding a female and reproductive successF) C) and D)
G) None of the above B

Question 16

How did the authors measure if a male was successful in fertilizing a female?

Accepted Answer

A)  By watching to see if the male mated with the female
B)  By comparing the baby cuttlefish with the father to look for similarities
C)  By removing the other males from the area
D)  By using DNA paternity testing
E)  By measuring the time the male spent guarding a femaleF) B) and D)
G) A) and E)

Question 17

The second stage of prenatal development is the fetal stage.

Accepted Answer

A) True 
 B)False  False

Question 18

Males who act as female impersonators can change their skin color to look like a female.How is this accomplished?

Accepted Answer

A)  By rolling in the mud to cover the stripes that identify them as male
B)  By secreting ink that clouds their color
C)  By expressing permanent pigments in their skin
D)  By shedding their skin revealing different colored melanophores
E)  By contracting muscles to expose different chromatophoresF) B) and E)
G) A) and E)

Question 19

The stage of human development that occurs from implantation to about eight weeks after fertilization is the:

Accepted Answer

A)  Zygote
B)  Morula
C)  Gastrula
D)  Fetal Stage
E)  Embryonic stageF) B) and E)
G) B) and D)

Question 20

A gene called the _______________ gene on the Y chromosomes must be activated at about week seven of embryonic development for development of the male sex organs and glands.

Accepted Answer

A)  SRY
B)  GnRH
C)  FSH
D)  STD
E)  GHF) A) and E)
G) C) and E)

Exam 34: Animal Reproduction and Development

The stage of human development in which the endoderm,mesoderm,and ectoderm form is the:

Correct AnswerverifiedShow Answer

The cells in the ovary that give rise to the mature egg cells are the:

Correct AnswerverifiedShow Answer

The inch-long structure in the human female that stimulates the female to experience orgasm is the:

Correct AnswerverifiedShow Answer

In human males,the different types of male sex hormones are collectively called:

Correct AnswerverifiedShow Answer

Fertilization of a secondary oocyte normally occurs in the:

Correct AnswerverifiedShow Answer

The hormone released from the hypothalamus that stimulates release of LH and FSH in both the male and female is:

Correct AnswerverifiedShow Answer

Birth control pills contain a combination of estrogen and progesterone.How would this prevent pregnancy?

Correct AnswerverifiedShow Answer

The hormone released by the anterior pituitary that stimulates the development of the corpeus luteum is:

Correct AnswerverifiedShow Answer

A female chicken laying a fertilized egg has undergone ____ with a rooster.

Correct AnswerverifiedShow Answer

figure 34.13 -Based on figure 34.13,why do you think females have the highest risk of contracting a sexually transmitted disease?

Correct AnswerverifiedShow Answer

The correct sequence for the stages in development from conception to birth is:

Correct AnswerverifiedShow Answer

Often a woman may first suspect she is pregnant when she misses a period or menstrual cycle.What causes a pregnant woman to miss a period?

Correct AnswerverifiedA

Cuttlefish and cephalopods are in which group of animals?

Correct AnswerverifiedShow Answer

Ovulation is triggered by a surge of LH in the blood stream.

Correct AnswerverifiedShow Answer

What did the authors observe when they videotaped female impersonators?

Correct AnswerverifiedB

How did the authors measure if a male was successful in fertilizing a female?

Correct AnswerverifiedShow Answer

The second stage of prenatal development is the fetal stage.

Correct AnswerverifiedFalse

Males who act as female impersonators can change their skin color to look like a female.How is this accomplished?

Correct AnswerverifiedShow Answer

The stage of human development that occurs from implantation to about eight weeks after fertilization is the:

Correct AnswerverifiedShow Answer

A gene called the _______________ gene on the Y chromosomes must be activated at about week seven of embryonic development for development of the male sex organs and glands.

Correct AnswerverifiedShow Answer

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A

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False

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