This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Pediatrics
True about Down's syndrome - 
Select and explain. 
A. Hypeonia, B. Simian crease, C. Lymphedema, D. All
B: Simian crease
Answer: B: Simian crease 
Explanation: Ans. is 'b' i.e., Simian crease Note - Upward sloping palpebral fissure is known as mangoloid slant.