Question 1

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 D

Question 2

Selecting the Exception Four of the five answers listed below are related by a similar effectiveness. Select the EXCEPTION.

Accepted Answer

A)  the Pill 
B)  tubal ligation 
C)  vasectomy 
D)  douching 
E)  IUD 
A)  the Pill 
B)  tubal ligation 
C)  vasectomy 
D)  douching 
E)  IUD D

Question 3

How many embryos did Nadya Suleman's doctor put into her uterus?

Accepted Answer

A)  8 
B)  9 
C)  10 
D)  11 
E)  12 
A)  8 
B)  9 
C)  10 
D)  11 
E)  12 E

Question 4

Gastrulation in human embryos occurs about ___ after fertilization.

Accepted Answer

A)  5 days 
B)  2 weeks 
C)  4 weeks 
D)  2 months 
E)  5 months 
A)  5 days 
B)  2 weeks 
C)  4 weeks 
D)  2 months 
E)  5 months

Question 5

Mesoderm gives rise to all of the following except

Accepted Answer

A)  the muscular system. 
B)  the circulatory system. 
C)  the reproductive system. 
D)  the nervous system. 
E)  the excretory system. 
A)  the muscular system. 
B)  the circulatory system. 
C)  the reproductive system. 
D)  the nervous system. 
E)  the excretory system.

Question 6

Selecting the Exception Three of the four answers listed below are related by a common location. Select the EXCEPTION.

Accepted Answer

A)  follicle 
B)  corpus luteum 
C)  cervix 
D)  egg 
A)  follicle 
B)  corpus luteum 
C)  cervix 
D)  egg

Question 7

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

Question 8

Which is the correct order of the activity of the hormones involved in gamete formation?
A) GnRH>>LH>>FSH>>testosterone
B) FSH>>LH>>GnRH>>testosterone
C) GnRH>>FSH>>LH>>testosterone
D) LH>>FSH>>GnRH>>testosterone
E) LH>>FSH>>GnRH>>testosterone

Accepted Answer

The answer of Which is the correct order of the...

Question 9

Which of the following is the most effective contraceptive approach of those listed?

Accepted Answer

A)  withdrawal 
B)  diaphragm 
C)  condoms 
D)  douching 
E)  rhythm method 
A)  withdrawal 
B)  diaphragm 
C)  condoms 
D)  douching 
E)  rhythm method

Question 10

In a sperm's journey out of the body what is the correct order of structures it encounters either directly or by way of the structure's secretions? 1. bulbourethral gland 2. vas deferens 3. seminal vesicle 4. epididymus 5. urethra

Accepted Answer

A)  4-2-1-3-5 
B)  4-1-2-3-5 
C)  4-2-3-1-5 
D)  2-4-3-1-5 
E)  2-4-1-3-5 
A)  4-2-1-3-5 
B)  4-1-2-3-5 
C)  4-2-3-1-5 
D)  2-4-3-1-5 
E)  2-4-1-3-5

Question 11

If an experimenter interferes with the mesoderm in an egg, which of the following systems would NOT be affected by the experimenter?

Accepted Answer

A)  circulatory system 
B)  muscular system 
C)  reproductive system 
D)  integumentary system 
E)  excretory system 
A)  circulatory system 
B)  muscular system 
C)  reproductive system 
D)  integumentary system 
E)  excretory system

Question 12

A sexually producing animal that can produce both eggs and sperm and can switch from one sex to another are called ___ hermaphrodites.

Accepted Answer

A)  simultaneous 
B)  sequential 
C)  parthogenic 
D)  gastrulated 
E)  preferential 
A)  simultaneous 
B)  sequential 
C)  parthogenic 
D)  gastrulated 
E)  preferential

Question 13

The first day of the menstrual cycle is marked by

Accepted Answer

A)  the beginning of ovulation. 
B)  the onset of PMS. 
C)  the beginning of menstruation. 
D)  an increase in the thickness of the uterine lining. 
E)  the beginning of the luteal phase. 
A)  the beginning of ovulation. 
B)  the onset of PMS. 
C)  the beginning of menstruation. 
D)  an increase in the thickness of the uterine lining. 
E)  the beginning of the luteal phase.

Question 14

Which of the following does NOT occur in the first three months of development?

Accepted Answer

A)  formation of a heart 
B)  disappearance of the tail 
C)  formation of internal organs 
D)  detection of movement of the fetus 
E)  segmentation and development of somites 
A)  formation of a heart 
B)  disappearance of the tail 
C)  formation of internal organs 
D)  detection of movement of the fetus 
E)  segmentation and development of somites

Question 15

The end result of cleavage is a

Accepted Answer

A)  blastula. 
B)  gastrula. 
C)  zygote. 
D)  embryo. 
E)  mesoderm. 
A)  blastula. 
B)  gastrula. 
C)  zygote. 
D)  embryo. 
E)  mesoderm.

Question 16

The ____ is one of a pair of ciliated channels through which oocytes are conducted.

Accepted Answer

A)  ovary 
B)  uterus 
C)  vagina 
D)  oviduct 
E)  follicle 
A)  ovary 
B)  uterus 
C)  vagina 
D)  oviduct 
E)  follicle

Question 17

The first embryonic blood cells come from

Accepted Answer

A)  the amnion. 
B)  the inner cell mass of the blastocyst. 
C)  the yolk sac. 
D)  the chorion. 
E)  the placenta. 
A)  the amnion. 
B)  the inner cell mass of the blastocyst. 
C)  the yolk sac. 
D)  the chorion. 
E)  the placenta.

Question 18

The organ that produces eggs and hormones is at letter ________.

Accepted Answer

The answer of   The organ that produces eggs...

Question 19

The organ at letter ________ is the male counterpart to the female ovary.

Accepted Answer

The answer of   The organ at letter ________...

Question 20

In the United States, how many embryos, created by IVF, remain frozen?

Accepted Answer

A)  10,000 
B)  50,000 
C)  100,000 
D)  500,000 
E)  1,000,000 
A)  10,000 
B)  50,000 
C)  100,000 
D)  500,000 
E)  1,000,000

Exam 26: Reproduction and Development

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

Selecting the Exception Four of the five answers listed below are related by a similar effectiveness. Select the EXCEPTION.

How many embryos did Nadya Suleman's doctor put into her uterus?

Gastrulation in human embryos occurs about ___ after fertilization.

Mesoderm gives rise to all of the following except

Selecting the Exception Three of the four answers listed below are related by a common location. Select the EXCEPTION.

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

Which is the correct order of the activity of the hormones involved in gamete formation? A) GnRH>>LH>>FSH>>testosterone B) FSH>>LH>>GnRH>>testosterone C) GnRH>>FSH>>LH>>testosterone D) LH>>FSH>>GnRH>>testosterone E) LH>>FSH>>GnRH>>testosterone

Which of the following is the most effective contraceptive approach of those listed?

In a sperm's journey out of the body what is the correct order of structures it encounters either directly or by way of the structure's secretions? 1. bulbourethral gland 2. vas deferens 3. seminal vesicle 4. epididymus 5. urethra

If an experimenter interferes with the mesoderm in an egg, which of the following systems would NOT be affected by the experimenter?

A sexually producing animal that can produce both eggs and sperm and can switch from one sex to another are called ___ hermaphrodites.

The first day of the menstrual cycle is marked by

Which of the following does NOT occur in the first three months of development?

The end result of cleavage is a

The ____ is one of a pair of ciliated channels through which oocytes are conducted.

The first embryonic blood cells come from

The organ that produces eggs and hormones is at letter ________.

The organ at letter ________ is the male counterpart to the female ovary.

In the United States, how many embryos, created by IVF, remain frozen?

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

Filters