Our general knowledge trivia questions and answers are a fun way to learn some random facts about geography, history, politics, sports, science, technology, music, food, wild life, entertainment, cultures or just about anything.
Put on your thinking cap and test how much you really know about the world around you. Have fun!
What is a lumbar puncture needle used for?
To collect cerebrospinal fluid
To administer vaccines
To measure blood pressure
To insert a catheter
To measure oxygen levels
Correct answer is A
A lumbar puncture needle is used to collect cerebrospinal fluid for diagnostic purposes.
What is a centrifuge used for in a laboratory?
To spin samples at high speed for separation
To monitor oxygen levels
To measure heart rate
To sterilize equipment
To administer vaccines
Correct answer is A
A centrifuge spins samples at high speeds to separate components based on density, commonly used in blood testing.
To examine the ears
To examine the eyes
To measure blood pressure
To monitor heart rate
To examine the throat
Correct answer is A
An otoscope is a medical instrument used to examine the ears, specifically the ear canal and eardrum.
What is the main purpose of a cryosurgical unit?
To apply extreme cold to remove tissue
To measure blood pressure
To provide oxygen
To monitor heart rate
To administer chemotherapy
Correct answer is A
A cryosurgical unit uses extreme cold to destroy abnormal or diseased tissue.
What is the primary function of a surgical scalpel?
To cut tissues during surgery
To check blood sugar levels
To measure body temperature
To monitor oxygen levels
To deliver medications
Correct answer is A
A surgical scalpel is a small, sharp blade used for cutting tissues during surgery.