6 Questions
What is the importance of knowing the development of the ear?
For the diagnosis and therapy of ear diseases
What is the origin of the sound conducting mechanism?
Branchial apparatus of the embryo
How many tubercles appear on the first and second branchial arches around the first branchial groove?
Six
What is the fate of the first branchial groove?
It deepens to become the external auditory meatus
What grows inwards from the primitive funnel-shaped meatus towards the epithelium of the pharyngeal pouch?
A solid core of epithelial cells
By when does the solid core of epithelial cells grow inwards from the primitive funnel-shaped meatus?
By the end of the second fetal month
Learn about the development of the ear and its importance in diagnosing and treating ear diseases. Understand the origins of the sound conducting and sound perceiving mechanisms.
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