Instructions: Pre-lab questions are to be completed prior to lab and turned in to your i structor on the day of your lab. Use the information in the lab manual and your text to answer the questions 1. arranged into are made of collections of layers. Which of the following organ systems is the framework upon which your muscles are 2. attached? O Integumentary □ Lymphatic □ Skeletal Endocrine 3. List three organ systems and their primary functions. What specialization do all of the structures that exchange substances with their envi- ronment have? 4. 5. Homeostasis is controlled through Instructions: Pre-lab questions are to be completed prior to lab and turned in to your i structor on the day of your lab. Use the information in the lab manual and your text to answer the questions 1. arranged into are made of collections of layers. Which of the following organ systems is the framework upon which your muscles are 2. attached? O Integumentary □ Lymphatic □ Skeletal Endocrine 3. List three organ systems and their primary functions. What specialization do all of the structures that exchange substances with their envi- ronment have? 4. 5. Homeostasis is controlled through