PathoPharm

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Author:
Anonymous
ID:
62934
Filename:
PathoPharm
Updated:
2011-01-30 13:22:40
Tags:
PNS receptors
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Description:
pathopharm PNS receptors
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  1. Which receptor of the PNS decreases heart rate?
    muscarinic
  2. Which receptor of the PNS stimulates the parasympathetic and sympathetic postganglion nerves?
    nicotinic n
  3. Which receptor of the PNS releases epinephrine from the adrenal medulla?
    nicotinic n
  4. Which receptor of the PNS is responsible for contracting skeletal muscle?
    nicotinic n
  5. Which receptor of the PNS is responsible for contracting the ciliary muscle which focuses the lens for near vision?
    muscarinic
  6. Which receptor of the PNS is responsible for contracting the iris spinchter muscle causes miosis or a decrease in pupil diameter?
    muscarinic
  7. Which receptor of the PNS causes constriction of bronchi in the lungs?
    muscarinic
  8. Which receptor of the PNS is responsbiel for contracting the detrusor muscle with increases bladder pressure?
    muscarinic
  9. Which receptor of the PNS in responsible for relaxing the trigone and sphincter allowing urine to leave the bladder?
    muscarinic
  10. Which receptor of the PNS increases gastric secretions and intestinal tone and motility?
    muscarinic
  11. Which receptor of the PNS is responsible for salivation and defecation?
    muscarinic
  12. Which receptor of the PNS is responsible for generalized sweating?
    muscarinic
  13. Which receptor of the PNS is responsible for the male erection?
    muscarinic
  14. Which receptor of the PNS causes vasodilation?
    muscarinic
  15. Which receptor of the PNS causes contraction of the radial muscle of the iris causing mydrasis or an increase in pupil size?
    alpha 1
  16. Which receptor of the PNS arteriole (skin, viscera, mucous membrane) and vein constriction?
    alpha 1
  17. Which receptor of the PNS is responsible for male ejaculation?
    alpha 1
  18. Which receptor of the PNS causes contraction of the prostate capsule and trigone and sphincter of the bladder?
    alpha 1
  19. Which receptor of the PNS causes inhibition of transmitter release?
    alpha 2
  20. Which receptor of the PNS causes an increase in heart rate, increase force of contraction, and an increase in AV conduction velocity?
    beta 1
  21. Which receptor of the PNS releases renin in the kidney?
    beta 1
  22. Which receptor of the PNS is responsible for vasodilation?
    beta 2
  23. Which receptor of the PNS is responsible for bronchidilation?
    beta 2
  24. Which receptor of the PNS causes a relaxation of the uterus?
    beta 2
  25. Which receptor of the PNS causes glycogenolysis and enhanced skeletal muscle contraction?
    beta 2
  26. Which receptor of the PNS causes dilation in te kidney vessels?
    dopamine
  27. Where are the nicotinic n receptors located in the PNS?
    all autonomic nervous system ganglia and the adrenal medulla
  28. Where are nicotinic m receptors located in the PNS?
    neuromuscular junction
  29. Where are muscarinic receptors located in the PNS?
    all parasympathetic target organs (eye, heart, lung, GI tract, bladder, sex organs, sweat glands, blood vessels)
  30. the study of drugs that alter processes controlled by the nervous system
    neuropharmacology
  31. What are the 2 main divisions of the nervous system?
    • somatic motor system
    • autonomic nervous system
  32. What does the somatic nervous system control?
    movement of voluntary muscles
  33. What are the 2 divisions of the autonomic nervous system?
    • PNS
    • SNS
  34. What is the function of the PNS?
    • slows heart rate
    • increase gastric secretions
    • empties bladder and bowel
    • focuses eye for near vision
    • constricts pupil
    • contracts bronchial smooth muscle
  35. What are the functions of the SNS?
    • regulation of cardiovascular system
    • regulation of body temperature
    • implementation of the fight-or-flight response
  36. What are the 3 transmitters of the PNS?
    • acetylcholine (Ach)
    • epinephrine (Epi)
    • norepinephrine (NE)
  37. Ach is a transmitter released by...?
    • all preganglionic neurons of the PNS and SNS
    • all postganglionic neurons of the PNS
    • postganglionic neurons of the SNS that go to sweat glands
    • all motor neurons
  38. NE is the transmitter released by...?
    all postganglionic neurons of the SNS, except those that go to the sweat glands
  39. Epi is the major transmitter released by?
    the adrenal medulla
  40. What are the different types of receptors of the PNS?
    • cholinergic receptors: nicotinic n, nicotinic m, muscarinic
    • adrenergic receptors: alpha 1 and 2, beta 1 and 2, dopamine
  41. The PNS provides the dominant tone where?
    most organs regulated by the ANS
  42. The sympathetic nervous system provides the dominant tone where?
    in blood vessels

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