NEET PG DENTAL EXAM

HISTOLOGY

INTEGUMENTARY SYSTEM SKIN

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
In which layer of the epidermis do keratinocytes start to die?
A
Stratum Corneum
B
Stratum Lucidum
C
Stratum Spinosum
D
Stratum Granulosum
Explanation: 

Detailed explanation-1: -The stratum corneum is the outermost layer of the epidermis, and is made up of 10 to 30 thin layers of continually shedding, dead keratinocytes.

Detailed explanation-2: –3-the stratum granulosum: here the keratinization process begins and the cells begin to die. This layer is called granulosum because the cells contain granules of the precursor of keratine.

Detailed explanation-3: -The stratum granulosum comprises keratinocytes that have matured to the point where they are beginning to produce the large amounts of keratin that will eventually fill the cells.

There is 1 question to complete.