Q 01/05

Which South African surgeon performed the first human-to-human heart transplant, in 1967?

A) Barnard

B) DeBakey

C) Cooley

D) Shumway

Answer · why

A) Barnard

Christiaan Barnard performed the first human-to-human heart transplant at Groote Schuur Hospital, Cape Town, on 3 December 1967; patient Louis Washkan...

Q 02/05

Which organ is considered the largest in the human body?

A) Liver

B) Lungs

C) Stomach

D) Skin

Answer · why

D) Skin

Skin is the largest organ, and it never stops renewing itself: new cells form at the base of the outer layer and rise to replace old ones that flake o...

Q 03/05

A prolonged deficiency of which vitamin is known to cause scurvy?

A) Vitamin D

B) Vitamin B1

C) Vitamin C

D) Vitamin K

Answer · why

C) Vitamin C

Vitamin C deficiency causes scurvy; in 1747 naval surgeon James Lind compared six remedies on sick sailors, and those given citrus fruit recovered, in...

Q 04/05

Which condition causes around 60 to 70 percent of dementia cases?

A) Alzheimer's

B) Parkinson's

C) Huntington's

D) Multiple sclerosis

Answer · why

A) Alzheimer's

Alzheimer's is named for Alois Alzheimer, who in 1906 examined the brain of his late patient Auguste Deter and found the plaques and tangles that stil...

Q 05/05

What is the medical term for the surgical removal of the gallbladder?

A) Gastrectomy

B) Cholecystectomy

C) Nephrectomy

D) Splenectomy

Answer · why

B) Cholecystectomy

A cholecystectomy removes the gallbladder, most often because of painful gallstones; nearly all are now keyhole operations, and people live normally a...