Autacoids Flashcards

1
Q

What are autocoids?

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2
Q

What are the 4 main classifications of autacoids?

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3
Q

What are the main function of autocoids?

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4
Q

Where was serotonin discovered?

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5
Q

What the functi9ons of seratonin in the CNS vs periphery?

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6
Q

How is serotonin biosynthesis and degraded?

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7
Q

Where is serotonin mainly produced?

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8
Q

What is the role of platelets in working with seratonin?

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9
Q

How many serotonin receptor subtypes are there?

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10
Q

Which serotonin receptor mediates platelet aggregation?

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11
Q

How is 5-HT3 receptor related to vomiting?

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12
Q

How do chemo drugs reduce vomiting?

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13
Q

Which serotonin receptor is involved in peristalsis?

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14
Q

Where are EC cells?

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15
Q

When does peristalsis occur?

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16
Q

What is IPAN?

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17
Q

What are the 2 types of GI motility?

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18
Q

What receptor subtype would you target for IBS?

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19
Q

What % of the population has IBS?

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20
Q

What antidepressant drug class is used to treat IBS?

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21
Q

Which 5-HT receptors are present in the CNS?

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22
Q

What does serotonin regulate in the CNS?

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23
Q

What are SSRIs used for?

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24
Q

Discuss the discovery of Histamine?

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25
Q

How is histamine synthesised and metabolised?

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26
Q

How is histamine distributed and stored?

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27
Q

What are the two ways of histamine release?

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28
Q

How many histamine receptor subtypes have been identified?

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29
Q

How does mast cell degranulation occur?

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30
Q

What is the triple response of lewis?

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31
Q

How does histamine trigger a respone?

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32
Q

What are the most common symptoms of allergic reactions?

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33
Q

What is the mechanism of action of antihistamine?

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34
Q

What are 5 clinical uses of H1 antihistamines?

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35
Q

Discuss the discovery of NO.

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36
Q

What is NO?

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37
Q

How is NO biosynthesised?

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38
Q

What are the isoenzymes of NOS (nitric oxide synthase)?

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39
Q

Draw a diagram showing how NO induces blood vessel dilation.

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40
Q

What 2 drug classes have bee developed to target NO production/ action?

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41
Q

How does iNOS impact inflammation?

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42
Q

What is nNOS and what does it do?

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43
Q

What does nNOS do in the enteric nervous system?

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44
Q

What does NO do in peristalsis?

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45
Q

What is peptic ulcer disease (PUD)?

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46
Q

What are the major functions of the stomach?

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47
Q

How is gastric acid secreted and how does it stimulate the digestion of food?

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48
Q

What are 3 endogenous stimulants of gastric acid?

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49
Q

How is acid secretion inhibited?

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50
Q

What are the 3 protective layers in the stomach’s mucosal defence?

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51
Q

What are some causes of PUD?

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52
Q

What is H. pylori?

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53
Q

Discuss the discovery of H. pylori.

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54
Q

Discuss the prevalence of H. pylori.

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55
Q

Where does H. pylori live in the stomach?

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56
Q

How does H- pylori protect itself from gastric acid?

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57
Q

How does H. pylori cause stomach problems?

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58
Q

What are the signs and symptoms of PUD?

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59
Q

How is H. pylori spread?

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60
Q

How is PUD treated?

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61
Q

How can stomach pH be increased?

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62
Q

Why are muscarinic antagonists not recommended to treat PUD?

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63
Q

How do H2-receptor antagonists work?

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64
Q

What is Nizatidine?

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65
Q

What are Antacids?

A
66
Q

What makes Esomeprazole a useful PPI?

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67
Q

When would IV PPI be indicated rather than oral?

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68
Q

What is the mechanism of PPIs?

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69
Q

What treatment is used to eradicate H. Pylori infections?

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70
Q

What do amoxicillin antibiotics do?

A
71
Q

What do clarithromycin antibiotics do?

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72
Q

What do esomeprazole or omeprazole antibiotics do?

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73
Q

What is a migrane?

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74
Q

What are the 3 types of migranes? What is their prevalence?

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75
Q

What a severe risk factor of women with migranes?

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76
Q

How is serotonin involved in migraines?

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77
Q

What are 2 serotonin receptors involved in migraines?

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78
Q

Draw a diagram showing how peripheral 5-HT can lead to pain and Aura in the CNS.

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79
Q

What are 3 kinds of 5-HT related drugs that target migraines?

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80
Q

What are Triptans?

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81
Q

What is the clinical use of 5-HT1 agonists?

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82
Q

What is the clinical use of 5-HT2 antagonists?

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83
Q

What is the clinical use of 5-HT3 antagonists?

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84
Q

What is the clinical use of 5-HT4 agonists?

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85
Q

What is the clinical use of SSRIs?

A