Bartending (55) Pintere Nevada ABS Compare Bt app.sophia.org/spcc/anatomy-and-physiology-1-challenge-2-1/3/13733 UNIT 2 - CHALLENGE 2.1: The Integumente 3 - Functions of the Integumentary System LEARNING OBJECTIVE: Categorize the homeostatic functions of skin. ? Which is an example of the protective barrier function of the skin? a.) Sweating b.) Helping to Absorb Calcium c.) Detecting Pain d.) Damage Repair