Question 1

During implantation,the trophoblast divides into a superficial layer called the __________,which is composed of a multinucleate mass of cytoplasm.

Accepted Answer

A)  chorion 
B)  embryoblast 
C)  amnion 
D)  syncytiotrophoblast 
E)  cytotrophoblast 
A)  chorion 
B)  embryoblast 
C)  amnion 
D)  syncytiotrophoblast 
E)  cytotrophoblast

Question 2

Neonatal immunity depends on IgG and IgA acquired through the placenta and colostrum,respectively.

Accepted Answer

A) True 
 B)False

Question 3

Senescence of the immune system makes older people more susceptible to cancer and infectious disease because of a decline in __________.

Accepted Answer

A)  alpha and beta globulins 
B)  red blood cells and platelets 
C)  complement proteins 
D)  prothrombin and fibrinogen 
E)  antigen-presenting cells and helper T cells 
A)  alpha and beta globulins 
B)  red blood cells and platelets 
C)  complement proteins 
D)  prothrombin and fibrinogen 
E)  antigen-presenting cells and helper T cells

Question 4

A teratogen is most likely to cause __________.

Accepted Answer

A)  a deformity of the limbs 
B)  aneuploidy 
C)  trisomy 
D)  nondisjunction 
E)  a mutation 
A)  a deformity of the limbs 
B)  aneuploidy 
C)  trisomy 
D)  nondisjunction 
E)  a mutation

Question 5

Which of the folllowing lists the stages or structures of prenatal development in the correct order?

Accepted Answer

A)  Cleavage,zygote,morula,blastocyst,embryo,fetus 
B)  Zygote,morula,blastocyst,cleavage,embryo,fetus 
C)  Zygote,cleavage,morula,blastocyst,embryo,fetus 
D)  Zygote,embryo,morula,blastocyst,cleavage,fetus 
E)  Embryo,zygote,blastocyst,cleavage,morula,fetus 
A)  Cleavage,zygote,morula,blastocyst,embryo,fetus 
B)  Zygote,morula,blastocyst,cleavage,embryo,fetus 
C)  Zygote,cleavage,morula,blastocyst,embryo,fetus 
D)  Zygote,embryo,morula,blastocyst,cleavage,fetus 
E)  Embryo,zygote,blastocyst,cleavage,morula,fetus

Question 6

In fetal circulation,blood bypasses the lungs by flowing through the __________.

Accepted Answer

A)  umbilical vein and umbilical arteries 
B)  fossa ovalis and umbilical arteries and vein 
C)  foramen ovale and ductus arteriosus 
D)  ductus venosus and ductus arteriosus 
E)  ligamentum venosum and ligamentum arteriosum 
A)  umbilical vein and umbilical arteries 
B)  fossa ovalis and umbilical arteries and vein 
C)  foramen ovale and ductus arteriosus 
D)  ductus venosus and ductus arteriosus 
E)  ligamentum venosum and ligamentum arteriosum

Question 7

The placenta begins to form after week 8.

Accepted Answer

A) True 
 B)False

Question 8

Primary germ layers are formed during __________

Accepted Answer

A)  implantation 
B)  cleavage 
C)  conception 
D)  organogenesis 
E)  gastrulation 
A)  implantation 
B)  cleavage 
C)  conception 
D)  organogenesis 
E)  gastrulation

During implantation,the trophoblast divides into a superficial layer called the __________,which is composed of a multinucleate mass of cytoplasm.

Neonatal immunity depends on IgG and IgA acquired through the placenta and colostrum,respectively.

Senescence of the immune system makes older people more susceptible to cancer and infectious disease because of a decline in __________.

A teratogen is most likely to cause __________.

Which of the folllowing lists the stages or structures of prenatal development in the correct order?

In fetal circulation,blood bypasses the lungs by flowing through the __________.

The placenta begins to form after week 8.

Primary germ layers are formed during __________

Major Themes of Anatomy and Physiology

The Chemistry of Life

Cellular Form and Function

Genetics of Cellular Function

Histology

The Integumentary System

Bone Tissue

The Skeletal System

Joints

The Muscular System

Muscular Tissue

Nervous Tissue

The Spinal Cord,spinal Nerves,and Somatic Reflexes

The Brain and Cranial Nerves

The Autonomic Nervous System and Visceral Reflexes

Sense Organs

The Endocrine System

The Circulatory System: Blood

The Circulatory System: Heart

The Circulatory System: Blood Vessels and Circulation

The Lymphatic and Immune Systems

The Respiratory System

The Urinary System

Fluid, electrolyte, and Acidbase Balance

The Digestive System

Nutrition and Metabolism

The Male Reproductive System

The Female Reproductive System

Atlas a General Orientation to Human Anatomy

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Exam 29: Human Development and Aging

During implantation,the trophoblast divides into a superficial layer called the __________,which is composed of a multinucleate mass of cytoplasm.

Neonatal immunity depends on IgG and IgA acquired through the placenta and colostrum,respectively.

Senescence of the immune system makes older people more susceptible to cancer and infectious disease because of a decline in __________.

A teratogen is most likely to cause __________.

Which of the folllowing lists the stages or structures of prenatal development in the correct order?

In fetal circulation,blood bypasses the lungs by flowing through the __________.

The placenta begins to form after week 8.

Primary germ layers are formed during __________

Major Themes of Anatomy and Physiology

The Chemistry of Life

Cellular Form and Function

Genetics of Cellular Function

Histology

The Integumentary System

Bone Tissue

The Skeletal System

Joints

The Muscular System

Muscular Tissue

Nervous Tissue

The Spinal Cord,spinal Nerves,and Somatic Reflexes

The Brain and Cranial Nerves

The Autonomic Nervous System and Visceral Reflexes

Sense Organs

The Endocrine System

The Circulatory System: Blood

The Circulatory System: Heart

The Circulatory System: Blood Vessels and Circulation

The Lymphatic and Immune Systems

The Respiratory System

The Urinary System

Fluid, electrolyte, and Acidbase Balance

The Digestive System

Nutrition and Metabolism

The Male Reproductive System

The Female Reproductive System

Atlas a General Orientation to Human Anatomy

Filters