Question 1

Genes that appear on the X chromosome are said to be _________________________.

Accepted Answer

The answer of Genes that appear on the X chromosome...

Question 2

If a X-carrying sperm fertilizes an egg, the resulting zygote will be _________________________.

Accepted Answer

The answer of If a X-carrying sperm fertilizes an egg,...

Question 3

A blastocyst is

Accepted Answer

A)  an extraembryonic membrane that forms blood vessels. 
B)  a solid ball of cells. 
C)  a hollow ball of cells. 
D)  a portion of the placenta. 
E)  the membrane that forms the urinary bladder. 
A)  an extraembryonic membrane that forms blood vessels. 
B)  a solid ball of cells. 
C)  a hollow ball of cells. 
D)  a portion of the placenta. 
E)  the membrane that forms the urinary bladder.

Question 4

Using the figure above, identify the labeled part.
-Label J: ________

Accepted Answer

The answer of   Using the figure above, identify...

Question 5

The transmission of genetic information from generation to generation is termed

Accepted Answer

A)  inheritance. 
B)  polygenics. 
C)  capacitation. 
D)  development. 
E)  embryology. 
A)  inheritance. 
B)  polygenics. 
C)  capacitation. 
D)  development. 
E)  embryology.

Question 6

The blood vessel that carries blood away from the placenta is the _________________________.

Accepted Answer

The answer of The blood vessel that carries blood away...

Question 7

Match the primary germ layer in the first column with its developmental contribution to the body listed in the second column.
_____ 1. ectoderm A. component of nearly all of the muscular system
_____ 2. endoderm B. component of all neural tissue
_____ 3. mesoderm C. component of the urinary bladder and distal
portions of the duct system

Accepted Answer

The answer of Match the primary germ layer in the...

Question 8

Changes associated with postnatal development include

Accepted Answer

A)  nail formation, alveolar formation, and myelination. 
B)  ossification, peripheral receptor formation, and degeneration of embryonic kidneys. 
C)  myelination, alveoli inflation, and operation of the immune system. 
D)  adrenal gland formation, opening of nostrils, and epiphyseal plate formation. 
E)  muscle mass increase, epidermal layer appearance, and genitalia formation. 
A)  nail formation, alveolar formation, and myelination. 
B)  ossification, peripheral receptor formation, and degeneration of embryonic kidneys. 
C)  myelination, alveoli inflation, and operation of the immune system. 
D)  adrenal gland formation, opening of nostrils, and epiphyseal plate formation. 
E)  muscle mass increase, epidermal layer appearance, and genitalia formation.

Question 9

Using the figure above, identify the labeled part.
-Label K: ________

Accepted Answer

Developing

Question 10

During pregnancy,

Accepted Answer

A)  a woman's respiratory rate and tidal volume increase. 
B)  maternal blood volume increases. 
C)  maternal nutrient requirements increase. 
D)  a woman's glomerular filtration rate increases. 
E)  all of the above 
A)  a woman's respiratory rate and tidal volume increase. 
B)  maternal blood volume increases. 
C)  maternal nutrient requirements increase. 
D)  a woman's glomerular filtration rate increases. 
E)  all of the above

Question 11

The allantois functions

Accepted Answer

A)  to destroy old blood cells. 
B)  to give rise to the yolk sac. 
C)  to form blood cells and become the umbilical blood vessels. 
D)  as a waste depository. 
E)  all of the above 
A)  to destroy old blood cells. 
B)  to give rise to the yolk sac. 
C)  to form blood cells and become the umbilical blood vessels. 
D)  as a waste depository. 
E)  all of the above

Question 12

The period of gestation that is characterized by rapid fetal growth is the ________ trimester(s).

Accepted Answer

A)  first 
B)  second 
C)  third 
D)  first and second 
E)  second and third 
A)  first 
B)  second 
C)  third 
D)  first and second 
E)  second and third

Question 13

A _________________________ allele is only expressed in the homozygous condition.

Accepted Answer

The answer of A _________________________ allele is only expressed in...

Question 14

Most original blood cells come from the _________________________.

Accepted Answer

The answer of Most original blood cells come from the...

Question 15

A colorblind man marries a woman who is heterozygous for the trait. What proportion of their sons, if they have any, can be expected to be colorblind?

Accepted Answer

A)  1:2 
B)  1:4 
C)  1:8 
D)  All their boys will be colorblind. 
E)  0 
A)  1:2 
B)  1:4 
C)  1:8 
D)  All their boys will be colorblind. 
E)  0

Question 16

The _________________________ is a simple box diagram that allows us to predict the probability of a particular trait occurring in the offspring of a given mating.

Accepted Answer

The answer of The _________________________ is a simple box diagram...

Question 17

The first 22 pairs of chromosomes are called

Accepted Answer

A)  homologous chromosomes. 
B)  homozygous chromosomes. 
C)  heterozygous chromosomes. 
D)  autosomal chromosomes. 
E)  alleles. 
A)  homologous chromosomes. 
B)  homozygous chromosomes. 
C)  heterozygous chromosomes. 
D)  autosomal chromosomes. 
E)  alleles.

Question 18

When the alleles of a gene are both expressed equally, the alleles show a mechanism of inheritance called _________________________.

Accepted Answer

The answer of When the alleles of a gene are...

Question 19

The foramen ovale is an opening that allows blood to flow from the

Accepted Answer

A)  left atrium to right atrium. 
B)  left ventricle to right ventricle. 
C)  right atrium to left atrium. 
D)  placenta to right atrium. 
E)  right ventricle to left ventricle. 
A)  left atrium to right atrium. 
B)  left ventricle to right ventricle. 
C)  right atrium to left atrium. 
D)  placenta to right atrium. 
E)  right ventricle to left ventricle.

Question 20

The placental membrane is composed of

Accepted Answer

A)  the embryonic disc. 
B)  a single layer of epithelial cells. 
C)  a double layer of epithelial cells. 
D)  the amnion and chorion. 
E)  the chorion. 
A)  the embryonic disc. 
B)  a single layer of epithelial cells. 
C)  a double layer of epithelial cells. 
D)  the amnion and chorion. 
E)  the chorion.

Genes that appear on the X chromosome are said to be _________________________.

If a X-carrying sperm fertilizes an egg, the resulting zygote will be _________________________.

A blastocyst is

Using the figure above, identify the labeled part. -Label J: ________

The transmission of genetic information from generation to generation is termed

The blood vessel that carries blood away from the placenta is the _________________________.

Changes associated with postnatal development include

Using the figure above, identify the labeled part. -Label K: ________

During pregnancy,

The allantois functions

The period of gestation that is characterized by rapid fetal growth is the ________ trimester(s).

A _________________________ allele is only expressed in the homozygous condition.

Most original blood cells come from the _________________________.

A colorblind man marries a woman who is heterozygous for the trait. What proportion of their sons, if they have any, can be expected to be colorblind?

The _________________________ is a simple box diagram that allows us to predict the probability of a particular trait occurring in the offspring of a given mating.

The first 22 pairs of chromosomes are called

When the alleles of a gene are both expressed equally, the alleles show a mechanism of inheritance called _________________________.

The foramen ovale is an opening that allows blood to flow from the

The placental membrane is composed of

An Introduction to Anatomy and Physiology

The Chemical Level of Organization

Cell Structure and Function

The Tissue Level of Organization

The Integumentary System

The Skeletal System

The Muscular System

The Nervous System

The General and Special Senses

The Endocrine System

The Cardiovascular System: Blood

The Cardiovascular System: the Heart

The Cardiovascular System: Blood Vessels and Circulation

The Lymphoid System and Immunity

The Respiratory System

The Digestive System

Nutrition and Metabolism

The Urinary System

The Reproductive System

Filters

Exam 20: Development and Inheritance

Genes that appear on the X chromosome are said to be _________________________.

If a X-carrying sperm fertilizes an egg, the resulting zygote will be _________________________.

A blastocyst is

Using the figure above, identify the labeled part. -Label J: ________

The transmission of genetic information from generation to generation is termed

The blood vessel that carries blood away from the placenta is the _________________________.

Changes associated with postnatal development include

Using the figure above, identify the labeled part. -Label K: ________

During pregnancy,

The allantois functions

The period of gestation that is characterized by rapid fetal growth is the ________ trimester(s).

A _________________________ allele is only expressed in the homozygous condition.

Most original blood cells come from the _________________________.

A colorblind man marries a woman who is heterozygous for the trait. What proportion of their sons, if they have any, can be expected to be colorblind?

The _________________________ is a simple box diagram that allows us to predict the probability of a particular trait occurring in the offspring of a given mating.

The first 22 pairs of chromosomes are called

When the alleles of a gene are both expressed equally, the alleles show a mechanism of inheritance called _________________________.

The foramen ovale is an opening that allows blood to flow from the

The placental membrane is composed of

An Introduction to Anatomy and Physiology

The Chemical Level of Organization

Cell Structure and Function

The Tissue Level of Organization

The Integumentary System

The Skeletal System

The Muscular System

The Nervous System

The General and Special Senses

The Endocrine System

The Cardiovascular System: Blood

The Cardiovascular System: the Heart

The Cardiovascular System: Blood Vessels and Circulation

The Lymphoid System and Immunity

The Respiratory System

The Digestive System

Nutrition and Metabolism

The Urinary System

The Reproductive System

Filters