Question 1

How long does menstruation usually last?

Accepted Answer

A)  1-2 days 
B)  5-7 days 
C)  9-10 days 
D)  2 weeks 
E)  1 month 
A)  1-2 days 
B)  5-7 days 
C)  9-10 days 
D)  2 weeks 
E)  1 month

Question 2

In humans, the blastocyst develops about ____ day(s) after fertilization.

Accepted Answer

A)  one 
B)  three 
C)  five 
D)  seven 
E)  nine 
A)  one 
B)  three 
C)  five 
D)  seven 
E)  nine

Question 3

What are somites?

Accepted Answer

A)  neural tissue that gives rise to the cranial nerves 
B)  neural tissue that give rise to the peripheral nerves 
C)  neural tissue that gives rise to the two hemispheres of the brain 
D)  mesoderm tissue that gives rise to the bones and skeletal muscles of the trunk 
E)  mesoderm tissue that gives rise to the smooth muscles of the heart and lungs 
A)  neural tissue that gives rise to the cranial nerves 
B)  neural tissue that give rise to the peripheral nerves 
C)  neural tissue that gives rise to the two hemispheres of the brain 
D)  mesoderm tissue that gives rise to the bones and skeletal muscles of the trunk 
E)  mesoderm tissue that gives rise to the smooth muscles of the heart and lungs

Question 4

Which process is responsible for the formation of fingers and toes?

Accepted Answer

A)  gastrulation 
B)  apoptosis 
C)  menstruation 
D)  cleavage 
E)  implantation 
A)  gastrulation 
B)  apoptosis 
C)  menstruation 
D)  cleavage 
E)  implantation

Question 5

The germ layers are formed during which developmental stage?

Accepted Answer

A)  cleavage 
B)  meiosis 
C)  gastrulation 
D)  zygote formation 
E)  blastula formation 
A)  cleavage 
B)  meiosis 
C)  gastrulation 
D)  zygote formation 
E)  blastula formation

Question 6

Which extraembryonic tissue burrows into, and thus attaches to, maternal tissues?

Accepted Answer

A)  the amnion 
B)  the yolk sac 
C)  the chorion 
D)  the blastocyst protein coat 
E)  the inner cell mass 
A)  the amnion 
B)  the yolk sac 
C)  the chorion 
D)  the blastocyst protein coat 
E)  the inner cell mass

Question 7

How many weeks does prenatal development last in humans?

Accepted Answer

A)  31 
B)  38 
C)  40 
D)  45 
E)  52 
A)  31 
B)  38 
C)  40 
D)  45 
E)  52

Question 8

In which organ does the embryo develop?

Accepted Answer

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

Question 9

Match between columns
                        Premises: The mammalian version of a blastula.
The gut cavity of an animal forms during this stage.
This stage appears as a multicellular, hollow ball.
This is the fertilized egg.

Accepted Answer

The Answer of gastrula and blastula and zygote and blastocyst is...

How long does menstruation usually last?

In humans, the blastocyst develops about ____ day(s) after fertilization.

What are somites?

Which process is responsible for the formation of fingers and toes?

The germ layers are formed during which developmental stage?

Which extraembryonic tissue burrows into, and thus attaches to, maternal tissues?

How many weeks does prenatal development last in humans?

In which organ does the embryo develop?

Invitation to Biology

Molecules of Life

Cell Structure

Energy and Metabolism

Photosynthesis

Releasing Chemical Energy

Dna Structure and Function

Gene Expression and Control

How Cells Reproduce

Patterns of Inheritance

Biotechnology

Evidence of Evolution

Processes of Evolution

Prokaryotes, Protists, and 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

Life Cycles of Flowering Plants

Filters

Exam 27: Animal Reproduction and Development

How long does menstruation usually last?

In humans, the blastocyst develops about ____ day(s) after fertilization.

What are somites?

Which process is responsible for the formation of fingers and toes?

The germ layers are formed during which developmental stage?

Which extraembryonic tissue burrows into, and thus attaches to, maternal tissues?

How many weeks does prenatal development last in humans?

In which organ does the embryo develop?

Invitation to Biology

Molecules of Life

Cell Structure

Energy and Metabolism

Photosynthesis

Releasing Chemical Energy

Dna Structure and Function

Gene Expression and Control

How Cells Reproduce

Patterns of Inheritance

Biotechnology

Evidence of Evolution

Processes of Evolution

Prokaryotes, Protists, and 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

Life Cycles of Flowering Plants

Filters