A. Behavioural modifying and cardiac related drugs

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Questions and Answers

Match the following drugs with their respective general behaviour modifying category:

Serotonin reuptake inhibitors = Antidepressants Phenothiazines = Antipsychotic drugs Benzodiazepines = Anxiolytic drugs

Match the following drugs with their respective drug categories:

Selegiline = Monoamine oxidase inhibitors Fluoxetine = Serotonin reuptake inhibitors Diazepam = Benzodiazepines Amitriptyline = Tricyclic antidepressants

Match the following drug categories with their mechanisms of action (MOA):

Serotonin reuptake inhibitors = Prevent reuptake of serotonin Tricyclic = Inhibition of serotonin and norepinephrine reuptake Benzodiazepines = Enhances GABA activity Monoamine oxidase inhibitors = Enhance the number and function of dopamine and increase norepinephrine release

Why are phenothiazines not necessarily the best option when dealing with fear behaviors?

<p>It lowers FAS but does not take away fear (A)</p> Signup and view all the answers

Match the following drugs with their disadvantages:

<p>Serotonin reuptake inhibitors = Sedation, low appetite, irritability, GI symptoms, poor drug interactions Tricyclic = Decreases seizure threshold, cannot combine with SSRIs, constipation, cardiac arrhythmias Monoamine oxidase inhibitors = Poor interaction with CNS drugs Benzodiazepines = Hepatotoxic</p> Signup and view all the answers

Benzodiazepines work differently depending on dose. Match the dosing to its likely effects:

<p>moderate dose = decreased anxiety low dose = relaxation and excitability high dose = ataxia and sedation</p> Signup and view all the answers

Match the following term with its description:

<p>negative inotropic = Weakens the force of muscle contractions inodilators = Positive inotropic effect and vasodilation inotropic = Tells the heart how to beat positive inotropic = Increases the strength of contractions</p> Signup and view all the answers

What drugs are positive inotropes

<p>Catecholamines (A), digoxin (B)</p> Signup and view all the answers

What category of drugs are naturally occurring in the body?

<p>Catecholamines (A)</p> Signup and view all the answers

Match the following drugs with their respective categories:

<p>Amlodipine = Arterial vasodilators Nitroglycerin = Venous vasodilators Norepinephrine = Positive inotropes Pimobendan = Positive inotropes and inodilator</p> Signup and view all the answers

Match teh folowing drug category with how they produce their effect

<p>Digoxin = causes Ca release and decreases activity of the ATPase pump arterial vasodilators = blocks calcium channels Catecholamines = increase calcium release and stimulate sympathetic nervous system Pimobenden = increases calcium binding</p> Signup and view all the answers

Match the following drugs with how they produce their effect on the body:

<p>ACE inhibitors = inhibits angiotensin converting enzyme Nitroprusside = inhibition of muscle contraction General vasodilators = Block alpha 1 receptors or block the RAAS General positive inotropes = Stimulate Beta 1</p> Signup and view all the answers

What drug is used for the management of CHF and DCM

<p>Pimobendan (A)</p> Signup and view all the answers

what drug is a cardiac glycoside

<p>digoxin (A)</p> Signup and view all the answers

what set of drugs are all ace inhibitors

<p>enalapril, benazepril, captopril (A)</p> Signup and view all the answers

what drug is used for dyspnea

<p>Nitroprusside (A)</p> Signup and view all the answers

Match the following drugs with their side effects:

<p>Arterial vasodilators = Fluid retention Digoxin = Arrhythmias ACE inhibitors = Hypotension, increases potassium Nitroprusside = Tissue toxicity</p> Signup and view all the answers

Match the following diuretic drugs with their drug categories:

<p>Mannitol = Osmotic Diuretics Spironolactone = Potassium Sparing Furosemide = Loop Diuretics Chlorothiazide = Thiazide Diuretics</p> Signup and view all the answers

Match the following drugs with how they exert their diuretic effect:

<p>Furosemide = prevents reabsorption of sodium in the Loop of Henle Hydrochlorothiazide = prevents reabsorption of sodium in the distal convoluted tubule Acetazolamide = decreases production of aqueous humor Mannitol = retains water by physical presence in renal tubules</p> Signup and view all the answers

what diuretic drug causes ototoxicity in cats

<p>furosemide (A)</p> Signup and view all the answers

what diuretic drug is best for cerebral edema

<p>Mannitol (A)</p> Signup and view all the answers

What diuretic is prescribed for glaucoma

<p>acetazolamide (A)</p> Signup and view all the answers

what characteristic of Spironolactone makes it prefereable in some patients descpite being a ledd effective diuretic

<p>it retains potassium in the body while excreting sodium (A)</p> Signup and view all the answers

what is the overall goal of diuretics

<p>to increase NA and K excretion to facilitate removal of fluid (A)</p> Signup and view all the answers

what drug is the first defense in treating edema associated with heart failure and pulmonary edema

<p>furosemide (A)</p> Signup and view all the answers

Match the antiarrhythmic class to its mechanism of action (MOA):

<p>class I = sodium channel blockers class II = beta receptor blockers class III = K+ channel blockers class IV = Ca channel blockers</p> Signup and view all the answers

Lidocaine and mexiletine are examples of what type of drug?

<p>Class I antiarrhythmics (A)</p> Signup and view all the answers

What class II beta blockers are selective for beta 1 receptors

<p>atenolol (A), metoprolol (B), esmolol (C)</p> Signup and view all the answers

beta-blockers are chronotropic, inotropic and dromotropic

<p>True (A)</p> Signup and view all the answers

Match the following terms to their definitions:

<p>Inotropic = Affects how the heart beats Dromotropic = Affects the electrical conduction of the heart Chronotropic = Affects the heart rate</p> Signup and view all the answers

Beta-blockers depress the automaticity of the heart

<p>True (A)</p> Signup and view all the answers

Beta blockers may influence organs other then the heart, which organ does it affect

<p>lungs (A)</p> Signup and view all the answers

why must we be careful using lidocaine in cats

<p>can cause toxicosis (A)</p> Signup and view all the answers

Lidocaine, when used in CPR situations, may increase the energy required for defibrillation.

<p>True (A)</p> Signup and view all the answers

which beta blockers are best used for cats with cardiomyopathy

<p>metoprolol (A), atenolol (B)</p> Signup and view all the answers

Sotalol is primarily a K+ channel blocker but what additional affect does it have

<p>beta blocking effects (B)</p> Signup and view all the answers

antiarrhythmetic Amiodaron is a K+ channel blocker, in what cases would use use it

<p>pulseless VT (A), Ventricular fibrilation (B)</p> Signup and view all the answers

in what cases would verapamil (a calcium channel blocker) be used?

<p>atrial related arrhythmias (A)</p> Signup and view all the answers

Lidocaine, a sodium channel blocker, is typically used to treat what arrhythmias

<p>unstable ventricular tachycardia (A), prolonged ventricular fibrilation (B)</p> Signup and view all the answers

Match the following anti-arrhythmic medications to their disadvantages:

<p>Lidocaine = Cannot be given orally due to first pass effect Propranolol = Bronchiole narrowing Amiodarone = Anaphylaxis Verapamil = Reduced cardiac output</p> Signup and view all the answers

Mexiletine is the long term take home class one sodium channel blocker for clients

<p>True (A)</p> Signup and view all the answers

Mexiletine cannot be given orally due to a strong first pass effect

<p>False (B)</p> Signup and view all the answers

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