What did cardiologist Dr. Paul Zoll invent in Massachusetts in 1952?

1. 

What did cardiologist Dr. Paul Zoll invent in Massachusetts in 1952?
[A]. EKG
[B]. Artificial heart valve
[C]. Artificial heart
[D]. Pacemaker

Answer: Option D

Explanation:

The pacemaker is an electrical device that regulates the heartbeat.

Workspace Report
Leave a Comment

General Knowledge :: Inventions : More Exercises

Questions & Answers

Aptitude Chemical Engineering Civil Engineering Computer Science & Engineering Current Affairs Data Interpretation Electrical & Electronics Engineering Electronics & Communication Engineering General Knowledge Logical Reasoning Mechanical Engineering Non Verbal Reasoning Verbal Ability Verbal Reasoning

Interviews

HR Interview

Jobs

Sarkari Jobs

Results

Rojgar ResultSarkari Result

Admission

Admission 2023

Admit Card

Admit Card 2023

Answer Key

Answer Key 2023