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Extensions of the dermis up into the epidermis that are responsible for fingerprints are called:

A. Dermal papillae
B. Friction ridges
C. Flexure lines
D. Reticular layer


Sagot :

Final answer:

Dermal papillae are the extensions of the dermis into the epidermis responsible for fingerprints.


Explanation:

The extensions of the dermis up into the epidermis that are responsible for fingerprints are called Dermal papillae. These dermal papillae contain capillaries and sensory touch receptors, providing a bumpy surface that interlocks with the epidermis. Fingerprints are unique due to the patterns created by these papillae, making them a means of identification.


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