Embryonic Development

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Which embryonic layer gives rise to the cartilage, muscles, and connective tissues of the larynx?

Mesoderm

Which period of lung development is characterized by the development of type I and type II alveolar cells and some alveoli?

Alveolar period

Which structure in the heart is formed from the truncus arteriosus and gives rise to the pulmonary trunk and ascending aorta?

Conus arteriosus

Which artery arises from the fourth aortic arch and gives rise to the right subclavian artery and aortic arch?

<p>Right subclavian artery</p> Signup and view all the answers

Which structure is formed from the fusion of the pleuroperitoneal folds and the septum transversum in the development of the diaphragm?

<p>Muscular diaphragm</p> Signup and view all the answers

What is the origin of the central tendon of the diaphragm?

<p>Septum transversum</p> Signup and view all the answers

Which embryonic layer gives rise to the muscular diaphragm?

<p>Somatic mesoderm</p> Signup and view all the answers

What is the origin of the laryngeal cartilages and true and false vocal folds?

<p>Mesenchyme of 4th and 6th branchial arches</p> Signup and view all the answers

What is the smallest structure in the respiratory system during the terminal sac period of lung development?

<p>Terminal bronchioles</p> Signup and view all the answers

Which aortic arch gives rise to the common carotid artery?

<p>Aortic arch 3</p> Signup and view all the answers

What is the fate of the left horn of the sinus venosus in the development of the heart?

<p>Coronary sinus and oblique v. of left atrium</p> Signup and view all the answers

Which vein gives rise to the portal system?

<p>Vitelline veins</p> Signup and view all the answers

Which artery arises from the inferior end of the aortic arch and gives rise to the celiac, superior mesenteric, and inferior mesenteric arteries?

<p>Aortic arch 6</p> Signup and view all the answers

What is the fate of the ductus arteriosus in the development of the heart?

<p>Ligamentum arteriosum</p> Signup and view all the answers

Which structure is formed from the fusion of the pleuroperitoneal folds and the septum transversum in the development of the diaphragm?

<p>Central tendon of the diaphragm</p> Signup and view all the answers

What is the origin of the outer layers, cartilage, muscles, and connective tissue of the larynx?

<p>Splanchnic mesoderm</p> Signup and view all the answers

Which structure is formed from the ventral mesentery and remains except at the liver in the development of the digestive system?

<p>Dorsal mesentery</p> Signup and view all the answers

What structure is formed from the fusion of the pleuroperitoneal folds and the septum transversum in the development of the diaphragm?

<p>Central tendon of the diaphragm</p> Signup and view all the answers

Which embryonic layer gives rise to the mesothelial cells of the intraembryonic coelom and the parietal serous membrane layer of the abdomen and thoracic cavities?

<p>Somatic mesoderm</p> Signup and view all the answers

Which structure is formed from the mesenchyme of the 4th and 6th branchial arches?

<p>Laryngeal cartilages</p> Signup and view all the answers

Which period of lung development is characterized by the development of the terminal bronchiole, respiratory bronchioles, and some terminal sacs?

<p>Canalicular period</p> Signup and view all the answers

Which structure in the heart is formed from the primitive atria and gives rise to the auricular appendages?

<p>Endocardial cushions</p> Signup and view all the answers

Which artery arises from the third aortic arch and gives rise to the common carotid artery?

<p>Common carotid artery</p> Signup and view all the answers

Which vein is responsible for the systemic venous system and is formed from the right common and anterior cardinal veins?

<p>Common cardinal vein</p> Signup and view all the answers

Which structure is formed from the laryngotracheal diverticulum and gives rise to the lungs?

<p>Lungs</p> Signup and view all the answers

Which horn of the sinus venosus gives rise to the coronary sinus and oblique vein of the left atrium?

<p>Left horn</p> Signup and view all the answers

Which artery arises from the sixth aortic arch and gives rise to the ductus arteriosus and proximal pulmonary arteries?

<p>Ductus arteriosus</p> Signup and view all the answers

Which structure is formed from the bulbus cordis and gives rise to the conus arteriosus and aortic vestibule?

<p>Pulmonary trunk and ascending aorta</p> Signup and view all the answers

Which structure is formed from the vitelline veins and gives rise to the portal system?

<p>Portal vein</p> Signup and view all the answers

What embryonic layer gives rise to the mesothelial cells of the intraembryonic coelom and the parietal serous membrane layer of the abdomen and thoracic cavities?

<p>Somatic Mesoderm</p> Signup and view all the answers

What structure is connected to the posterior abdominal wall and is derived from the dorsal mesentery?

<p>Dorsal Mesentery</p> Signup and view all the answers

What is the origin of the central tendon of the diaphragm?

<p>Septum Transversum</p> Signup and view all the answers

What structure fuses with the septum transversum in the formation of the diaphragm?

<p>Pleuroperitoneal Folds</p> Signup and view all the answers

What embryonic layer gives rise to the laryngeal cartilages and true and false vocal folds?

<p>Mesenchyme of 4th and 6th branchial arches</p> Signup and view all the answers

What is the smallest structure in the respiratory system during the alveolar period of lung development?

<p>Terminal bronchiole</p> Signup and view all the answers

What aortic arch gives rise to the maxillary artery?

<p>Aortic Arch 1</p> Signup and view all the answers

What is the fate of the left horn of the sinus venosus in the development of the heart?

<p>Coronary sinus and oblique v. of left atrium</p> Signup and view all the answers

Which vein gives rise to the portal system?

<p>Vitelline veins</p> Signup and view all the answers

What artery arises from the inferior end of the aortic arch and gives rise to the celiac, superior mesenteric, and inferior mesenteric arteries?

<p>Vitelline arteries</p> Signup and view all the answers

What is the fate of the ductus arteriosus in the development of the heart?

<p>Ligamentum arteriosum</p> Signup and view all the answers

What structure is formed from the fusion of the pleuroperitoneal folds and the septum transversum in the development of the diaphragm?

<p>Muscular diaphragm</p> Signup and view all the answers

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