One example of cardiac arrhythmia is ________, in which a rapid, repetitious movement of the ventricular muscle replaces normal contractions.
A. atrial fibrillation
B. ventricular fibrillation
C. atrial flutter
D. premature ventricular contraction
E. None of the choices is correct.
Answer: B
You might also like to view...
Coordinated movements of the microvilli in the proximal convoluted tubule assist in the propulsion of tubular fluid toward the nephron loop.
Answer the following statement true (T) or false (F)
A gene can best be defined as ________
A) a segment of DNA that carries the instructions for one polypeptide chain B) a three-base triplet that specifies a particular amino acid C) noncoding segments of DNA up to 100,000 nucleotides long D) an RNA messenger that codes for a particular polypeptide
What emergency drug is given when the patient has a slow heartbeat?
a. mannitol b. atropine c. prednisone sodium succinate d. sodium bicarbonate
Parasympathetic and sympathetic influence on heart rate is controlled by reflexes.
Answer the following statement true (T) or false (F)