Final answer:
The prefix 'brady-' means slow, as used in bradycardia, which indicates a slower than normal heart rate.
Step-by-step explanation:
The prefix brady- (as in bradycardia) refers to the concept of slowness. Therefore, in medical terminology, when 'brady-' is coupled with a word that denotes a function or action, such as 'cardia' which refers to heart activities, it means that the function is operating more slowly than normal. In the specific example of bradycardia, it denotes a slower than normal heart rate. The correct answer is c. Slow. The prefix brady means slow. It is commonly used in medical terms to indicate a slow or reduced rate. For example, bradycardia refers to a slow heart rate. Other examples include bradypnea (slow breathing) and bradykinesia (slow movement).The prefix 'brady-' means slow, as used in bradycardia, which indicates a slower than normal heart rate.