Easy Level
- What is the largest organ in the human body?Answer: The skin
- How many bones are in the adult human body?Answer: 206
- Which vitamin is produced when sunlight hits the skin?Answer: Vitamin D
- What is the main function of red blood cells?Answer: Carry oxygen
- What disease is characterized by high blood sugar levels?Answer: Diabetes
- Which organ filters waste from the blood?Answer: Kidneys
- What is the medical term for a heart attack?Answer: Myocardial infarction
- Who discovered penicillin?Answer: Alexander Fleming
- What virus causes AIDS?Answer: HIV (Human Immunodeficiency Virus)
- Which part of the brain controls balance?Answer: Cerebellum
- What is the normal resting heart rate for adults?Answer: 60-100 beats per minute
- Which gland produces insulin?Answer: Pancreas
- What condition is caused by a lack of iron?Answer: Anemia
- What is the smallest bone in the human body?Answer: Stapes (in the ear)
- What disease wiped out a third of Europe in the 14th century?Answer: The Black Death (Bubonic Plague)
Medium Level
- What hormone regulates sleep-wake cycles?Answer: Melatonin
- Who is known as the 'Father of Modern Medicine'?Answer: Hippocrates
- What condition causes temporary paralysis during sleep?Answer: Sleep paralysis
- Which vitamin deficiency causes scurvy?Answer: Vitamin C
- What is the rarest blood type?Answer: AB-Negative
- What organ produces bile?Answer: Liver
- Which scientist developed the polio vaccine?Answer: Jonas Salk
- What is the medical term for the voice box?Answer: Larynx
- What autoimmune disease attacks the joints?Answer: Rheumatoid arthritis
- Who performed the first successful heart transplant?Answer: Dr. Christiaan Barnard
- What part of the eye controls light entry?Answer: Iris
- Which disease is caused by a vitamin D deficiency?Answer: Rickets
- What is the fear of needles called?Answer: Trypanophobia
- Which organ is affected by hepatitis?Answer: Liver
- What condition is known as 'the silent killer'?Answer: Hypertension (high blood pressure)
- Who discovered the smallpox vaccine?Answer: Edward Jenner
- What is the longest nerve in the human body?Answer: Sciatic nerve
- Which part of the cell is called the 'powerhouse'?Answer: Mitochondria
- What disease is caused by the varicella-zoster virus?Answer: Chickenpox
- Which gland regulates metabolism?Answer: Thyroid gland
Hard Level
- Who discovered the structure of DNA?Answer: James Watson and Francis Crick
- What is the medical term for 'lockjaw'?Answer: Tetanus
- Which hormone is known as the 'stress hormone'?Answer: Cortisol
- What rare condition causes accelerated aging in children?Answer: Progeria
- Who founded modern nursing?Answer: Florence Nightingale
- What is the only muscle in the human body not attached to bone at both ends?Answer: Tongue
- Which disease is caused by a prion protein?Answer: Creutzfeldt-Jakob disease
- What is the scientific name for the windpipe?Answer: Trachea
- Which antibiotic-resistant bacteria is known as 'MRSA'?Answer: Methicillin-resistant Staphylococcus aureus
- What rare blood disorder affects clotting factors?Answer: Hemophilia
- Who discovered X-rays?Answer: Wilhelm Conrad Röntgen
- What is the medical term for the collarbone?Answer: Clavicle
- Which vitamin is essential for blood clotting?Answer: Vitamin K
- What genetic disorder results in an extra 21st chromosome?Answer: Down syndrome
- Which organ produces the hormone adrenaline?Answer: Adrenal glands