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Author Question: Which structure separates the external ear from the middle ear? A) pinna B) auditory canal C) ... (Read 45 times)

drink

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Which structure separates the external ear from the middle ear?
 
  A) pinna
  B) auditory canal
  C) tympanic membrane
  D) ossicles

Question 2

A hormone which acts on the bone marrow to stimulate the production of red blood cells is called ________.
 
  Fill in the blank(s) with correct word



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shaikhs

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Answer to Question 1

C
Explanation: A) The pinna is the external ear.
B) The auditory canal is the ear canal.
C) Correct.
D) The ossicles are the little ear bones in the middle ear.

Answer to Question 2

erythropoietin




drink

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Reply 2 on: Jun 26, 2018
Gracias!


bbburns21

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

 

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