Author Question: What percentage of an adult's body weight consists of water? a. 10 to 20 b. 30 to 40 c. 50 to ... (Read 30 times)

rayancarla1

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What percentage of an adult's body weight consists of water?
 
  a. 10 to 20
  b. 30 to 40
  c. 50 to 60
  d. 70 to 80

Question 2

Auscultating the heart sounds should result in a lubb-dupp sound when using the bell and the diaphragm of the stethoscope. The lubb sound is caused by the:
 
  a. opening of the AV valves.
  b. opening of the semilunar valves.
  c. closing of the AV valves.
  d. closing of the semilunar valves.



Tabitha_2016

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Answer to Question 1

C
The percentage of water declines to 50 to 60 in adults.

Answer to Question 2

C
The lubb-dupp sound of the heart is caused by the closing of the AV and semilunar valves, respectively.



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