_____ is usually hidden on an EKG tracing because it happens ...

[danielfitts88]

_____ is usually hidden on an EKG tracing because it happens during the QRS complex.
 
  a. Atrial depolarization
  b. Atrial repolarization
  c. Ventricular depolarization
  d. Ventricular repolarization

Question 2

Sympathetic nerves arising from the collateral ganglia located in the abdominal cavity, when stimulated, cause all of the following EXCEPT:
 
  a. Reduction of blood flow to abdominal organs
  b. Bronchodilation
  c. Relaxing of smooth muscle in the wall of the urinary bladder
  d. Release of glucose stores from the liver

[briezy]

Answer to Question 1

B

Answer to Question 2

B
Rational: a. Stimulation of the collateral ganglia causes reduction of blood flow to abdominal organs.
b. Correct Bronchodilation is a function of the stimulation of the sympathetic chain ganglia.and not the collateral ganglia.
c. Relaxing of the smooth muscle in the urinary bladder is a function of the collateral ganglia
d. Stimulation of the collateral ganglia results in the release of glucose stores in the liver