Question 1

A researcher labels the second epibranchial placodes.Cells of what structure(s)will be labeled later in development?

Accepted Answer

A)  Olfactory nerve 
B)  Vestibulocochlear nerve 
C)  Superior ganglion 
D)  Petrosal ganglion 
E)  Enteric ganglia 
A)  Olfactory nerve 
B)  Vestibulocochlear nerve 
C)  Superior ganglion 
D)  Petrosal ganglion 
E)  Enteric ganglia D

Question 2

A child is diagnosed with congenital insensitivity to pain with anhidrosis.The receptor for which growth factor is mutated in this condition?

Accepted Answer

A)  Epidermal growth factor 
B)  Transforming growth factor beta 
C)  Scatter factor 
D)  Fibroblast growth factor 
E)  Nerve growth factor 
A)  Epidermal growth factor 
B)  Transforming growth factor beta 
C)  Scatter factor 
D)  Fibroblast growth factor 
E)  Nerve growth factor E

Question 3

Hereditary peripheral neuropathies,such as Charcot-Marie-Tooth hereditary neuropathy,involve nerve demyelination.What cell type myelinates peripheral nerves during development?

Accepted Answer

A)  Schwann cells 
B)  Oligodendrocytes 
C)  Astrocytes 
D)  Chromaffin cells 
E)  Endothelial cells 
A)  Schwann cells 
B)  Oligodendrocytes 
C)  Astrocytes 
D)  Chromaffin cells 
E)  Endothelial cells A

Question 4

A patient is diagnosed with neurofibromatosis type 1.What type of gene is mutated in this condition?

Accepted Answer

A)  Transcription factor 
B)  Growth factor 
C)  Extracellular adhesion molecule 
D)  Tumor suppressor gene 
E)  Cytoskeletal protein 
A)  Transcription factor 
B)  Growth factor 
C)  Extracellular adhesion molecule 
D)  Tumor suppressor gene 
E)  Cytoskeletal protein

Question 5

Neurogenesis in the PNS involves both positive and negative regulators.Which signaling pathway plays an essential role as a negative regulator of neurogenesis?

Accepted Answer

A)  Tyrosine kinase 
B)  Tgfbeta 
C)  Integrin 
D)  Ephrin-Eph 
E)  Notch-Delta 
A)  Tyrosine kinase 
B)  Tgfbeta 
C)  Integrin 
D)  Ephrin-Eph 
E)  Notch-Delta

A researcher labels the second epibranchial placodes.Cells of what structure(s)will be labeled later in development?

A child is diagnosed with congenital insensitivity to pain with anhidrosis.The receptor for which growth factor is mutated in this condition?

Hereditary peripheral neuropathies,such as Charcot-Marie-Tooth hereditary neuropathy,involve nerve demyelination.What cell type myelinates peripheral nerves during development?

A patient is diagnosed with neurofibromatosis type 1.What type of gene is mutated in this condition?

Neurogenesis in the PNS involves both positive and negative regulators.Which signaling pathway plays an essential role as a negative regulator of neurogenesis?

Introduction

Gametogenesis, Fertilization, and First Week

Second Week: Becoming Bilaminar and Fully Implanting

Third Week: Becoming Trilaminar and Establishing Body Axes

Fourth Week: Forming the Embryo

Principles and Mechanisms of Morphogenesis and Dysmorphogenesis

Fetal Development and the Fetus As a Patient

Development of the Skin and Its Derivatives

Development of the Musculoskeletal System

Development of the Central Nervous System

Development of the Respiratory System and Body Cavities

Development of the Heart

Development of the Vasculature

Development of the Gastrointestinal Tract

Development of the Urinary System

Development of the Reproductive System

Development of the Pharyngeal Apparatus and Face

Development of the Ears

Development of the Eyes

Development of the Limbs

Filters

Exam 11: Development of the Peripheral Nervous System

A researcher labels the second epibranchial placodes.Cells of what structure(s)will be labeled later in development?

A child is diagnosed with congenital insensitivity to pain with anhidrosis.The receptor for which growth factor is mutated in this condition?

Hereditary peripheral neuropathies,such as Charcot-Marie-Tooth hereditary neuropathy,involve nerve demyelination.What cell type myelinates peripheral nerves during development?

A patient is diagnosed with neurofibromatosis type 1.What type of gene is mutated in this condition?

Neurogenesis in the PNS involves both positive and negative regulators.Which signaling pathway plays an essential role as a negative regulator of neurogenesis?

Introduction

Gametogenesis, Fertilization, and First Week

Second Week: Becoming Bilaminar and Fully Implanting

Third Week: Becoming Trilaminar and Establishing Body Axes

Fourth Week: Forming the Embryo

Principles and Mechanisms of Morphogenesis and Dysmorphogenesis

Fetal Development and the Fetus As a Patient

Development of the Skin and Its Derivatives

Development of the Musculoskeletal System

Development of the Central Nervous System

Development of the Respiratory System and Body Cavities

Development of the Heart

Development of the Vasculature

Development of the Gastrointestinal Tract

Development of the Urinary System

Development of the Reproductive System

Development of the Pharyngeal Apparatus and Face

Development of the Ears

Development of the Eyes

Development of the Limbs

Filters