Integumentary System POGIL Assignment

#1: Order the 3 layers of the integumentary system from superficial to deep

• epidermis

• hypodermis/subcutaneous fat

• dermis

#2: What structure do you not see in the integumentary system model?

• Hair

• Oligodendrocyte

• Blood vessels

• Pores

#3: Which is not a function of the skin?

• Protection

• Communication

• Temperature regulation

• Hair for insect detection

#4: Matching

• Blood vessels

• Secretion of oil

• sebaceous glands

• protect/cushion/insulate skin

• subcutaneous fat

• Secretion of sweat

• sweat glands

• Bring oxygenated blood/remove deoxygenated blood

• Nerves

• Allow for sensations

#4 Continued

• errector pili muscles

• Causes hair to stand up

• Also provides warmth for body

• Gives skin its color

• Melanocytes

• Hair

#7: List the 5 layers of the epidermis from superficial to deep

• lucidum

• granulosum

• basale

• corneum

• spinosum

#8

• lucidum

• Waterproofing

• spinosum

• protect from chemical/mechanical stress

• basale

• found in thicker skin

• corneum and granulosum

• fight off pathogens

• corneum

• high mitotic rate

#10:

• Dead skin cells/spinosum

• Dead skin cells/corneum

• dead skin cells/basale

• None of these answers

#13: Where on the body do you think skin from image C would be found?

• Sole of foot

• Palm

• Skin on stomach

• eyelid or ear

#13: Where do you think skin from image D would be found?

• Palms or soles

• Eyelid

• Ear

• Scalp