Extra Questions for 2018 Flashcards
What is derived from the neuroectoderm?
Spinal cord
What is derived from germ cells?
Sperm
What is derived from the dorsal mesogastrium?
greater omentum
What is derived from the cloaca?
Rectum
What is derived from the mesonephric duct?
Epididymus
What is derived from the ductus arteriosus?
Ligamentum arteriosum
What is derived from the pharyngeal pouch endoderm?
Middle ear/auditory eustachian tube
What is derived from Ranthke’s pouch?
pituitary
What are the main differences between the dermis and the epidermis?
Epidermis is derived from the ectoderm, whereas the dermis is derived from the mesoderm. Epidermis is avascular whereas the dermis is richly vascular. Epidermis has hair but no hair follicles, dermis has hair follicles.