R4. nervous 5. endocrine 6. cardiovascular 7. lymphatic 8. respiratory 9. digestive 10. urinary 11. reproductive which systems assist in regulating body temperature?

Select the correct answer. which statement applies only to the axial skeleton, not the appendicular skeleton? a. it contains a pivot joint. b. it has muscles attached that work in pairs. c. it contains red bone marrow. d. it possesses fossa for bone articulation. e. it protects the heart and lungs.