SOMATIC AND AUTONOMIC NERVOUS SYSTEMS _____ 17. The two parts of the peripheral nervous system are a. neurons and cell bodies. b. nerve cells and brain cells. c. CNS and PNS. d. sensory neurons and motor neurons. 18. The ______________________ part of the peripheral nervous system is composed of the somatic and autonomic nervous systems. Mark each of the following statements S for somatic nervous system or A for autonomic nervous system. _____ 19. is under your conscious control _____ 20. controls digestion and heart rate _____ 21. is composed of the sympathetic and parasympathetic nervous systems _____ 22. is used for writing, talking, and other voluntary movements _____ 23. maintains a stable internal environment (homeostasis)

Answer 1

Here are the answers to your questions:

17. The two parts of the peripheral nervous system are c. CNS and PNS.

18. The peripheral nervous system is composed of the somatic and autonomic nervous systems.

Mark each of the following statements as S for the somatic nervous system or A for the autonomic nervous system:

19. S (is under your conscious control)
20. A (controls digestion and heart rate)
21. A (is composed of the sympathetic and parasympathetic nervous systems)
22. S (is used for writing, talking, and other voluntary movements)
23. A (maintains a stable internal environment (homeostasis))

Feel free to ask if you have more questions!