Answer to Question 1
A
Explanation: A) Correct
B) The humerus is not the shin bone.
C) The ilium is not the shin bone.
D) The glenoid fossa is a socket in a bone, not the shin bone.
Answer to Question 2
Ventricular fibrillation is a very fast, uncoordinated quivering of the myocardium. The heart is unable to pump blood. This arrhythmia can progress to cardiac arrest.