Development of the Respiratory System Quiz

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What is the main focus of the text?

Development of the Respiratory System (correct)

Development of the Nervous System

Development of the Cardiovascular System

Development of the Digestive System

During which week does the lower respiratory tract development begin?

4th week (correct)

3rd week

1st week

2nd week

What is the initial appearance of the lower respiratory tract according to Larsen?

Respiratory fold

Respiratory septum

Respiratory pouch

Respiratory diverticulum (correct)

Which structure suspends the gut tube from the body wall during lower respiratory tract development?

Dorsal mesentery Signup and view all the answers

What separates the ventral respiratory diverticulum from the dorsal part of the foregut?

Tracheoesophageal septum Signup and view all the answers

Which part of the foregut is specifically referred to as 'the esophagus'?

Dorsal portion Signup and view all the answers

What type of tissue covers the endodermal gut tube during development?

Mesoderm Signup and view all the answers

'Take home message' in the text refers to the importance of which structures?

'Cartilage, connective tissue, and smooth muscle of the respiratory system' Signup and view all the answers

What is the likely cause of Trachea-esophageal fistulas?

Defect of mesoderm development Signup and view all the answers

Which condition is associated with the acronym VATER?

Vertebral deformities, Anal atresia Signup and view all the answers

What does the Larsen classification system refer to in embryonic development?

Development of the diaphragm and septum transversum Signup and view all the answers

In what week of embryonic development does the septum transversum reach the T7 level frontally and T12 level dorsally?

Week 8 Signup and view all the answers

What nerves are responsible for the innervation of the diaphragm?

Phrenic nerves Signup and view all the answers

What is the clinical impact of congenital diaphragmatic hernias?

Interference with lung development Signup and view all the answers

Which structure fails to close in Congenital diaphragmatic hernias?

Pleuroperitoneal membranes Signup and view all the answers

During which period of lung development are respiratory bronchioles first formed?

Canalicular period Signup and view all the answers

What is the primary characteristic of Bochdalek hernia?

Growth of lungs into the body cavity Signup and view all the answers

How many secondary bronchi are formed in the left lung?

Two Signup and view all the answers

Which mesoderm type is involved in the formation of the pleural cavity?

Both somatic and splanchnic mesoderm Signup and view all the answers

What regulates the branching during lung development?

Fibroblast growth factor (FGF) Signup and view all the answers

How many lobes are present in the right lung?

Three Signup and view all the answers

What divides the thoracic cavity into pleural and pericardial spaces?

Pericardioperitoneal canals Signup and view all the answers