Podcast
Questions and Answers
During which stage does the midgut undergo herniation, rotation, and retraction?
During which stage does the midgut undergo herniation, rotation, and retraction?
- Adolescent stage
- Neonatal stage
- Embryonic stage (correct)
- Fetal stage
Which part of the gut tube develops from the oropharyngeal membrane to the respiratory diverticulum?
Which part of the gut tube develops from the oropharyngeal membrane to the respiratory diverticulum?
- Liver
- Stomach
- Gallbladder
- Esophagus (correct)
What is the origin of the enteric nervous system in the GI tract?
What is the origin of the enteric nervous system in the GI tract?
- Mesoderm
- Endoderm
- Dorsal mesentery
- Ectoderm (correct)
Which structure extends from the lower end of the esophagus to the cloaca?
Which structure extends from the lower end of the esophagus to the cloaca?
What part of the gut tube develops from the left third of the transverse colon to the cloacal membrane?
What part of the gut tube develops from the left third of the transverse colon to the cloacal membrane?
Which layer of the GI tract gives rise to the epithelial lining of the digestive tract?
Which layer of the GI tract gives rise to the epithelial lining of the digestive tract?
Which structure forms from the connection between the hepatic bud and the foregut?
Which structure forms from the connection between the hepatic bud and the foregut?
During the 4th week, what causes the stomach to appear as a fusiform dilation of the foregut?
During the 4th week, what causes the stomach to appear as a fusiform dilation of the foregut?
What is responsible for the development of hematopoietic cells, Kupffer cells, and connective tissue cells in the liver?
What is responsible for the development of hematopoietic cells, Kupffer cells, and connective tissue cells in the liver?
Where are the pancreatic islets (Langerhans) developed from?
Where are the pancreatic islets (Langerhans) developed from?
What marks the termination of the adult midgut?
What marks the termination of the adult midgut?
What leads to the herniation of intestinal loops into the umbilical cord during the sixth week of development?
What leads to the herniation of intestinal loops into the umbilical cord during the sixth week of development?
What characterizes the rotation of the primary intestinal loop?
What characterizes the rotation of the primary intestinal loop?
What results from the rupture of the cloacal membrane at the end of the seventh week?
What results from the rupture of the cloacal membrane at the end of the seventh week?
What is formed by rotating around a longitudinal and an anterioposterior axis?
What is formed by rotating around a longitudinal and an anterioposterior axis?
Where are hematopoietic cells, Kupffer cells, and connective tissue cells derived from?
Where are hematopoietic cells, Kupffer cells, and connective tissue cells derived from?
Which structure forms from fusion of dorsal and ventral buds?
Which structure forms from fusion of dorsal and ventral buds?
