This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Anatomy of Skin, Subject name: Skin
The "Malpighian Layer" of epidermis includes: 
Select and explain. 
A. Stratum corneum, Stratum granulosum, B. Stratum granulosum, Stratum spinosum, C. Stratum granulosum, Stratum lucidum, D. Stratum spinosum, Stratum basale
D: Stratum spinosum, Stratum basale
Answer: D: Stratum spinosum, Stratum basale 
Explanation: Ans. d. Stratum spinosum, Stratum basaleNamed after Marcello Malpighi.The malpighian layer of the epidermis is generally defined as both stratum basale and stratum spinosum as a unit.