Embryology — Flashcards

Flashcard 61: What adult parenchymal structures are derived from the embryonic forebrain?

Answer: cerebral hemispheres, thalamus

Flashcard 62: List the secondary vesicles of the developing brain.

Answer: telencephalon, diencephalon, mesencephalon, metencephalon, myelencephalon

Flashcard 63: List the primary vesicles of the developing brain.

Answer: forebrain, midbrain, hindbrain

Flashcard 64: What is the role of the notochord in neural development?

Answer: induces overlying ectoderm to differentiate into neuroectoderm and form neural plate; becomes nucleus pulposus of IV discs

Flashcard 65: What are the 3 embryological components of the pancreas?

Answer: - dorsal bud (largest) - ventral bud - uncinate process

Flashcard 66: The pancreas develops from the what division of the embryological gut?

Answer: foregut

Flashcard 67: What normally happens at the 10th week of embryonic development with respect to the midgut?

Answer: Midgut returns to abdominal cavity and rotates around SMA.

Flashcard 68: What normally happens at the 6th week of embryonic development with respect to the midgut?

Answer: Midgut herniates through umbilical ring

Flashcard 69: Congenital hydrocele ("communicating hydrocele") occurs due to incomplete obliteration of the _____ (infants)

Answer: processus vaginalis

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Flashcard 70: What are the adult derivatives of the wall of the diencephalon? _____ and _____ **bonus 2

Answer: Thalamus

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