Integumentary System POGIL Assignment

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

• hypodermis/subcutaneous fat

• dermis

• epidermis

#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

• protect/cushion/insulate skin

• subcutaneous fat

• Bring oxygenated blood/remove deoxygenated blood

• sebaceous glands

• Secretion of oil

• Nerves

• Secretion of sweat

• sweat glands

• Allow for sensations

#4 Continued

• Also provides warmth for body

• Causes hair to stand up

• errector pili muscles

• Hair

• Melanocytes

• Gives skin its color

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

• granulosum

• lucidum

• spinosum

• corneum

• basale

#8

• basale

• high mitotic rate

• corneum and granulosum

• found in thicker skin

• corneum

• Waterproofing

• lucidum

• fight off pathogens

• spinosum

• protect from chemical/mechanical stress

#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