Anatomy and Physiology
Across
- 3. Which division of the autonomic nervous system is responsible for "fight or flight"?
- 7. What term describes an increase in heart rate initiated by the autonomic system?
- 9. What is the primary neurotransmitter of the sympathetic postganglionic neurons?
- 11. What part of the brain regulates autonomic functions?
- 12. What type of muscle is regulated by the autonomic nervous system?
- 13. Which gland plays a role in the circadian rhythm and autonomic functions?
- 14. What type of receptor detects changes in blood pressure?
- 15. The response of the pupil to decreased light, controlled by the sympathetic system.
- 18. What neurotransmitter is released by preganglionic neurons in both the sympathetic and parasympathetic systems?
- 19. What structure connects the hypothalamus to the pituitary gland?
- 20. The physiological state induced by prolonged stress and sympathetic activation.
Down
- 1. What ion is critical for action potential generation in neurons?
- 2. What term describes the feedback mechanism that opposes change in homeostasis?
- 4. The term for the "resting" state of the autonomic nervous system.
- 5. Which division of the autonomic nervous system is responsible for "rest and digest"?
- 6. The division of the nervous system that includes the brain and spinal cord.
- 7. What term refers to the stable internal temperature in humans?
- 8. What hormone is secreted by the adrenal medulla during stress?
- 10. What is the term for the collection of nerves and ganglia that regulate involuntary functions?
- 16. Which cranial nerve is a major component of the parasympathetic system?
- 17. What part of the brainstem regulates heart rate and breathing?