Question 1

Which of the following is NOT true of the human embryonic heart?

Accepted Answer

A)  before developing four chambers, it resembled a fish heart 
B)  before developing four chambers, it had three chambers like an amphibian 
C)  it begins beating around the third week 
D)  all of these (a through c) are NOT true of the human embryonic heart 
E)  all of these (a through c) are true of the human embryonic heart 
A)  before developing four chambers, it resembled a fish heart 
B)  before developing four chambers, it had three chambers like an amphibian 
C)  it begins beating around the third week 
D)  all of these (a through c) are NOT true of the human embryonic heart 
E)  all of these (a through c) are true of the human embryonic heart E

Question 2

The passageway that channels ova from the ovary into the uterus is known as

Accepted Answer

A)  a vagina. 
B)  a uterus. 
C)  an oviduct. 
D)  the corpus luteum. 
E)  all of these. 
A)  a vagina. 
B)  a uterus. 
C)  an oviduct. 
D)  the corpus luteum. 
E)  all of these. C

Question 3

In gamete formation in humans,what does the increased release of estrogens cause?

Accepted Answer

A)  the release of GnRH from the hypothalamus 
B)  the maturation of ovarian follicles 
C)  the completion of meiosis I 
D)  the thickening of the uterine lining 
E)  more than one of these is caused by the release of estrogens 
A)  the release of GnRH from the hypothalamus 
B)  the maturation of ovarian follicles 
C)  the completion of meiosis I 
D)  the thickening of the uterine lining 
E)  more than one of these is caused by the release of estrogens D

Question 4

Which of the following hormones stimulates smooth muscle contractions during parturition?

Accepted Answer

A)  oxytocin 
B)  FSH 
C)  HCG 
D)  LH 
E)  a combination of more than one of these 
A)  oxytocin 
B)  FSH 
C)  HCG 
D)  LH 
E)  a combination of more than one of these

Question 5

In the human male,sperm are produced in the

Accepted Answer

A)  bulbourethral glands. 
B)  prostate. 
C)  seminiferous tubules. 
D)  vas deferens. 
E)  epididymis. 
A)  bulbourethral glands. 
B)  prostate. 
C)  seminiferous tubules. 
D)  vas deferens. 
E)  epididymis.

Question 6

The cessation of regular menstrual cycles due to age is called

Accepted Answer

A)  menopause. 
B)  the luteal phase. 
C)  the follicular phase. 
D)  PMS. 
E)  menstruation. 
A)  menopause. 
B)  the luteal phase. 
C)  the follicular phase. 
D)  PMS. 
E)  menstruation.

Question 7

Sperm mature in the

Accepted Answer

A)  epididymus. 
B)  seminal vesicles. 
C)  vas deferens. 
D)  prostate gland. 
E)  bulbourethral gland. 
A)  epididymus. 
B)  seminal vesicles. 
C)  vas deferens. 
D)  prostate gland. 
E)  bulbourethral gland.

Question 8

-The organ at letter ________ is lined with endometrium.

Accepted Answer

The answer of  
-The organ at letter ________ is...

Question 9

Which disease may produce a malformed embryo if the mother develops the disease in the first three months of a pregnancy?

Accepted Answer

A)  German measles (rubella) 
B)  chicken pox 
C)  red measles 
D)  hepatitis 
E)  mumps 
A)  German measles (rubella) 
B)  chicken pox 
C)  red measles 
D)  hepatitis 
E)  mumps

Question 10

In sperm formation,when does mitosis take place?

Accepted Answer

A)  after the formation of the haploid immature sperm 
B)  between formation of the primary and secondary spermatocyte 
C)  between formation of the secondary spermatocyte and the immature sperm 
D)  between the male germ cell and the primary spermatocyte formation 
E)  after the mature sperm is formed 
A)  after the formation of the haploid immature sperm 
B)  between formation of the primary and secondary spermatocyte 
C)  between formation of the secondary spermatocyte and the immature sperm 
D)  between the male germ cell and the primary spermatocyte formation 
E)  after the mature sperm is formed

Question 11

Which of the following structures becomes part of the placenta?

Accepted Answer

A)  chorion 
B)  amnion 
C)  blastocoel 
D)  yolk sac 
E)  more than one of these becomes part of the placenta 
A)  chorion 
B)  amnion 
C)  blastocoel 
D)  yolk sac 
E)  more than one of these becomes part of the placenta

Question 12

The use of the birth control pill increases the risk for all of the following cancers except

Accepted Answer

A)  breast. 
B)  cervical. 
C)  liver. 
D)  ovarian. 
E)  there is no exception. 
A)  breast. 
B)  cervical. 
C)  liver. 
D)  ovarian. 
E)  there is no exception.

Question 13

Which among the following is the least effective means of contraception?

Accepted Answer

A)  abstinence 
B)  rhythm method 
C)  condom 
D)  douching 
E)  spermicides 
A)  abstinence 
B)  rhythm method 
C)  condom 
D)  douching 
E)  spermicides

Question 14

How many children have been born worldwide from IVF?

Accepted Answer

A)  3 thousand 
B)  3 hundred thousand 
C)  3 million 
D)  30 million 
E)  300 million 
A)  3 thousand 
B)  3 hundred thousand 
C)  3 million 
D)  30 million 
E)  300 million

Question 15

-a surge of this hormone encourages the primary oocyte to complete meiosis I

Accepted Answer

The answer of  
-a surge of this hormone encourages...

Question 16

Which embryonic tissue is INCORRECTLY associated with its derivative?

Accepted Answer

A)  skin from mesoderm 
B)  nervous system from ectoderm 
C)  liver from endoderm 
D)  circulatory system from mesoderm 
E)  muscles from mesoderm 
A)  skin from mesoderm 
B)  nervous system from ectoderm 
C)  liver from endoderm 
D)  circulatory system from mesoderm 
E)  muscles from mesoderm

Question 17

Which two STDs commonly occur together?

Accepted Answer

A)  HPV infection and chlamydia 
B)  chlamydia and gonorrhea 
C)  gonorrhea and syphilis 
D)  trichomoniasis and genital herpes 
E)  trichomoniasis and syphilis 
A)  HPV infection and chlamydia 
B)  chlamydia and gonorrhea 
C)  gonorrhea and syphilis 
D)  trichomoniasis and genital herpes 
E)  trichomoniasis and syphilis

Question 18

-What letter indicates the structure that acts as a pathway for the egg from the ovary to the uterus?

Accepted Answer

The answer of  
-What letter indicates the structure that...

Question 19

Which of the following is NOT true of GnRH?

Accepted Answer

A)  it is produced in the hypothalamus 
B)  it causes cells in the anterior pituitary to release FSH 
C)  it causes cells in the posterior pituitary to release LH 
D)  it functions the same in both males and females 
E)  more than one of these is NOT true of GnRH 
A)  it is produced in the hypothalamus 
B)  it causes cells in the anterior pituitary to release FSH 
C)  it causes cells in the posterior pituitary to release LH 
D)  it functions the same in both males and females 
E)  more than one of these is NOT true of GnRH

Question 20

Which of the following is a component of sperm?

Accepted Answer

A)  DNA 
B)  enzymes 
C)  mRNA 
D)  yolk 
E)  all of these are components of sperm 
A)  DNA 
B)  enzymes 
C)  mRNA 
D)  yolk 
E)  all of these are components of sperm

Exam 26: Reproduction and Development

Which of the following is NOT true of the human embryonic heart?

The passageway that channels ova from the ovary into the uterus is known as

In gamete formation in humans,what does the increased release of estrogens cause?

Which of the following hormones stimulates smooth muscle contractions during parturition?

In the human male,sperm are produced in the

The cessation of regular menstrual cycles due to age is called

Sperm mature in the

-The organ at letter ________ is lined with endometrium.

Which disease may produce a malformed embryo if the mother develops the disease in the first three months of a pregnancy?

In sperm formation,when does mitosis take place?

Which of the following structures becomes part of the placenta?

The use of the birth control pill increases the risk for all of the following cancers except

Which among the following is the least effective means of contraception?

How many children have been born worldwide from IVF?

-a surge of this hormone encourages the primary oocyte to complete meiosis I

Which embryonic tissue is INCORRECTLY associated with its derivative?

Which two STDs commonly occur together?

-What letter indicates the structure that acts as a pathway for the egg from the ovary to the uterus?

Which of the following is NOT true of GnRH?

Which of the following is a component of sperm?

Invitation to Biology

Molecules of Life

Cell Structure

Energy and Metabolism

Capturing and Releasing Energy

DNA Structure and Function

Gene Expression and Control

How Cells Reproduce

Patterns of Inheritance

Biotechnology

Evidence of Evolution

Processes of Evolution

Early Life Forms and the Viruses

Plants and Fungi

Animal Evolution

Population Ecology

Communities and Ecosystems

The Biosphere and Human Effects

Animal Tissues and Organs

How Animals Move

Circulation and Respiration

Immunity

Digestion and Excretion

Neural Control and the Senses

Endocrine Control

Plant Form and Function

Plant Reproduction and Development

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