chapter 3 review..docx - 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 D B C C D C B A B C D D D C B D D C A B 25 The effect from the activation of

chapter 3 review..docx - 1 2 3 4 5 6 7 8 9 10 11 12 13 14...

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1. D 2. B 3. C 4. C 5. D 6. C 7. B 8. A 9. B 10. C 11. D 12. D 13. D 14. C 15. B 16. D 17. D 18. C 19. A 20. B 25. The effect from the activation of the sympathetic nervous system are; Dilate pupil, inhibit salivation, increase heart rate, dilated bronchi, inhibit digestion, and inhibit contraction of the bladder. If a man is great danger his body undergoes a series of changes. A direct function of sympathetic activation preparing him to face the threat. His pupils dilate, his heart rate and blood pressure increase, his bladder relaxes, his liver releases glucose, and adrenaline surges into his bloodstream. This constellation of physiological changes, known as the fight or flight response, allows the body access to energy reserves and heightened sensory capacity so that it might fight off a threat or run away to safety.
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Unformatted text preview: 29. The endocrine system consists of a series of glands that produce chemical substances known as hormones. While in the nervous system it is called the neurotransmitters. . Like neurotransmitters, hormones are chemical messengers that must bind to a receptor in order to send their signal. However, unlike neurotransmitters, which are released in close proximity to cells with their receptors, hormones are secreted into the bloodstream and travel throughout the body, affecting any cells that contain receptors for them. Thus, whereas neurotransmitters’ effects are localized, the effects of hormones are widespread. Also, hormones are slower to take effect, and tend to be longer lasting....
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