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Author Question: The ________, a sheet of skeletal muscle that lies along the inferior border of the thoracic cavity, ... (Read 36 times)

Engineer

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on: Jun 27, 2018
The ________, a sheet of skeletal muscle that lies along the inferior border of the thoracic cavity, is active during breathing.
 
  A) diaphragm
  B) hilum
  C) mediastinum
  D) parenchyma

Question 2

The combining form son/o- means ________.
 
  A) point of light
  B) sonar
  C) quantity or amount
  D) sound


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lindahyatt42

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Reply #1 on: Jun 27, 2018
Answer to Question 1

A
Explanation: A) Correct
B) The hilum is an indentation, not a skeletal muscle.
C) The mediastinum is a small area in the thoracic cavity.
D) The parenchyma is the functional part of the lung, not a sheet of skeletal muscle.

Answer to Question 2

D
Explanation: A) Scint/i- means point of light.
B) There are no medical word parts that mean sonar.
C) Quantitat/o- means amount; quantity.
D) Correct


Engineer

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Reply 2 on: Jun 27, 2018
Great answer, keep it coming :)

bigcheese9

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Reply 3 on: Yesterday
Excellent

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