Question 1

This will become the primary structure for exchange of material between the mother and the fetus.

Accepted Answer

A)  Chorionic villi of the placenta
B)  Amnion
C)  Amnionic fluid
D)  Embryonic disc
E)  Endoderm

Question 2

If one parent has type A blood and one parent has type B blood,what blood type is possible for their child?

Accepted Answer

A)  AB
B)  A
C)  B
D)  O
E)  All of these choices

Question 3

When phenotype can be drastically different depending on parental origin it is called:

Accepted Answer

A)  Mutation
B)  Translocation
C)  Genomic imprinting
D)  Incomplete dominance
E)  Codominance

Question 4

This is any agent or influence that causes developmental defects in an embryo.

Accepted Answer

A)  Carcinogen
B)  Toxin
C)  Nicotine
D)  Radiation
E)  None of these choices

Question 5

Which condition listed is an infectious disease of childbirth resulting from an infection originating in the birth canal and affecting the mother's endometrium?

Accepted Answer

A)  Emesis gravidarum
B)  Puerperal fever
C)  Turner's syndrome
D)  Fetal alcohol syndrome
E)  Klinefelter's syndrome

Question 6

This develops from the epiblast and carries a protective fluid.

Accepted Answer

A)  Cytotrophoblast
B)  Yolk sac
C)  Exocoelomic membrane
D)  Amnion
E)  Lacunae

Question 7

Which of the terms below describes the development of an organism from an undifferentiated cell?

Accepted Answer

A)  conceptus
B)  primordium
C)  epigenesis
D)  karyotype
E)  fertilization age

Question 8

Which of the terms below describes the beginning or first discernable indication of the development of an organ or structure?

Accepted Answer

A)  conceptus
B)  primordium
C)  epigenesis
D)  karyotype
E)  fertilization age

Question 9

What is line "G" pointing to?

Accepted Answer

A)  chorion
B)  chorionic villi
C)  sinusoid
D)  extraembryonic mesoderm
E)  None of these choices

Question 10

This is the part of the blastocyst that promotes implantation and produces hCG.

Accepted Answer

A)  Blastocyte
B)  Blastosphere
C)  Trophoblast
D)  Blastocyst cavity
E)  Uterine cavity

Question 11

In a heterozygous individual for a certain trait,the dominant allele gives Huntington's disease.What is the masked,recessive trait in this individual?

Accepted Answer

A)  normal vision
B)  normal digits
C)  normal nervous system
D)  polydactyly
E)  straight thumb

Question 12

This is composed of the syncytiotrophoblast and the cytotrophoblast.

Accepted Answer

A)  A
B)  B
C)  C
D)  D
E)  E

Question 13

Labor cannot take place until all of this hormone's effects are diminished.

Accepted Answer

A)  Estrogen
B)  Progesterone
C)  Testosterone
D)  Relaxin
E)  Inhibin

Question 14

Which of the terms below describes the chromosomal characteristic of an individual presented as a systematic arrangement of pairs of metaphase chromosomes arranged by size?

Accepted Answer

A)  conceptus
B)  primordium
C)  epigenesis
D)  karyotype
E)  fertilization age

Question 15

How many pairs of pharyngeal arches are there?

Accepted Answer

A)  2
B)  3
C)  4
D)  5
E)  6

Question 16

Which condition listed is a malpresentation in which the fetal buttocks or lower limbs present into the maternal pelvis?

Accepted Answer

A)  Emesis gravidarum
B)  Deformation
C)  Turner's syndrome
D)  breech presentation
E)  Klinefelter's syndrome

Question 17

Distinguish between genotype and phenotype and explain how the environment may affect each.

Accepted Answer

The answer of Distinguish between genotype and phenotype and explain...

Question 18

Which one represents the morula stage?

Accepted Answer

A)  A
B)  B
C)  C
D)  D
E)  E

Question 19

Which condition listed gives rise to individuals that are: somewhat mentally disadvantaged,sterile males with undeveloped testes,scant body hair,and enlarged breasts?

Accepted Answer

A)  Emesis gravidarum
B)  Deformation
C)  Turner's syndrome
D)  breech presentation
E)  Klinefelter's syndrome

Question 20

This is the portion of the endometrium that lies between the embryo and the stratum basalis.

Accepted Answer

A)  Decidua basalis
B)  Decidua capsularis
C)  Decidua parietalis
D)  Lamina propria
E)  Adventitia

Exam 27: Development and Inheritance

Which of the terms below describes the development of an organism from an undifferentiated cell?

Correct AnswerverifiedShow Answer

Which one represents the morula stage?

Correct AnswerverifiedShow Answer

How many pairs of pharyngeal arches are there?

Correct AnswerverifiedShow Answer

In a heterozygous individual for a certain trait,the dominant allele gives Huntington's disease.What is the masked,recessive trait in this individual?

Correct AnswerverifiedShow Answer

What is line "G" pointing to?

Correct AnswerverifiedShow Answer

This develops from the epiblast and carries a protective fluid.

Correct AnswerverifiedShow Answer

This will become the primary structure for exchange of material between the mother and the fetus.

Correct AnswerverifiedShow Answer

Which of the terms below describes the beginning or first discernable indication of the development of an organ or structure?

Correct AnswerverifiedShow Answer

Distinguish between genotype and phenotype and explain how the environment may affect each.

Correct AnswerverifiedShow Answer

Which condition listed is an infectious disease of childbirth resulting from an infection originating in the birth canal and affecting the mother's endometrium?

Correct AnswerverifiedShow Answer

This is composed of the syncytiotrophoblast and the cytotrophoblast.

Correct AnswerverifiedShow Answer

This is the portion of the endometrium that lies between the embryo and the stratum basalis.

Correct AnswerverifiedShow Answer

If one parent has type A blood and one parent has type B blood,what blood type is possible for their child?

Correct AnswerverifiedShow Answer

Which condition listed is a malpresentation in which the fetal buttocks or lower limbs present into the maternal pelvis?

Correct AnswerverifiedShow Answer

This is any agent or influence that causes developmental defects in an embryo.

Correct AnswerverifiedShow Answer

Labor cannot take place until all of this hormone's effects are diminished.

Correct AnswerverifiedShow Answer

Which of the terms below describes the chromosomal characteristic of an individual presented as a systematic arrangement of pairs of metaphase chromosomes arranged by size?

Correct AnswerverifiedShow Answer

Which condition listed gives rise to individuals that are: somewhat mentally disadvantaged,sterile males with undeveloped testes,scant body hair,and enlarged breasts?

Correct AnswerverifiedShow Answer

This is the part of the blastocyst that promotes implantation and produces hCG.

Correct AnswerverifiedShow Answer

When phenotype can be drastically different depending on parental origin it is called:

Correct AnswerverifiedShow Answer

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