Match the Organ System in the First Column with Its

Match the organ system in the first column with its primary function in the second column.
_____ 1. integumentary system A. defense against infection
_____ 2. muscular system B. protection from environment
_____ 3. endocrine system C. processing of food
_____ 4. cardiovascular system D. internal transport of materials
_____ 5. respiratory system E. elimination of excess water
_____ 6. urinary system F. production of sex cells
_____ 7. reproductive system G. support and protection
_____ 8. skeletal system H. delivery of air for gas exchange
_____ 9. nervous system I. locomotion and heat production
_____ 10. lymphoid system J. directing responses to stimuli
_____ 11. digestive system K. directing long-term changes