Drugs And CHD Flashcards

0
Q

The pain felt with angina pectorals results from cardiac ischaemia, true or false

A

True

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1
Q

Nitro vasodilator only dilate arteries, true or false

A

False

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2
Q

An ideal ‘super pill’ proposed to reduce heart attack risks would contain paracetamol, a station and anti hypertensive, true or false

A

False

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3
Q

Dizziness when rising from a sitting position to standing is a common side effect experienced by patients when they have been taking GTN, true or false

A

True

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4
Q

The throbbing/pounding headache often seen as a side effect of GTN is due to increased cerebral blood flow, true or false

A

False

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5
Q

Nitrovasodilators are metabolised to produce nitrous oxide, true or false

A

False, produces nitric oxide

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6
Q

Statins cause a dose-dependent reduction in the concentration of total cholesterol and HDL cholesterol

A

False

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7
Q

GTN is rapidly metabolised by the liver

A

True

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8
Q

Caution must be taken when nitrovasodilators are administered to patients taking anti hypertensives and drugs such as sidenafil, true or false

A

True

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9
Q

Statins inhibit the enzyme HMG-COA reductase, true or false

A

True

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10
Q

What can cause a crushing pain in the chest that may radiate to the arm, back or jaw, most commonly on exertion?

A

Angina pectoris

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11
Q

Which way is GTN not administered

  1. Sublingual tablet
  2. Orally
  3. Nasal spray
  4. Transdermal patch
A

Orally

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12
Q

Do nitrovasodilators dilate arteries veins or both

A

Both

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13
Q

Where is nitric oxide usually present?

A

Made by the epithelium in blood vessels

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14
Q

What causes the throbbing headache associated with nitrovasodilators

A

Increased cerebral blood flow

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15
Q

Where does NO have the biggest effect?

A

Large veins

16
Q

Which drugs MOA gives rise to NO in the cell which activates protein kinase G and reduces contractions

A

Nitrovasodilators GTN

17
Q

True or false, LDL’s cycle cholesterol away from cells and back to the liver for reprocessing

A

False

18
Q

Which drugs inhibit HMG-CoA reductase

A

Statins

19
Q

Why is GTN often administered sublingually

A

To avoid the first pass effect in the liver

20
Q

Why might aspirin cause stomach ulcers

A

Inhibits COX1 enzyme, decreasing the production of mucous which protects the stomach