Ch. 5 Dermis

Question 1

underlies epidermis; mostly connective tissue

Answer 1

Dermis

Question 2

collagen and elastic fibers and blood vessels

-loose connective tissue so phagocytes can patrol microorganisms easily

Answer 2

Papillary layer

Question 3

superficial peg-like projections

Answer 3

Dermal papillae

Question 4

pattern is fingerprints; enhance gripping ability and contribute to sense of touch

Answer 4

Friction ridges

Question 5

80% of dermal thickness; fibrous connective tissue

• elastic fibers provide stretch and recoil properties
• collagen fibers provide strength and resiliency

Answer 5

Reticular layer

Question 6

stretch marks

Answer 6

Striae