Week 8 Flashcards
IgE antibodies bind to an immune cell called __________
mast cells
Mast cells dump antibodies and activate ________ receptors
histamine 1
allergic rhinitis is called __________
hay fever
Allergic rhinitis meds:
1.
2.
3.
- antihistamines
- nasal glucocorticoids
- decongestants
First Gen Antihistamines:
1.
2.
3
- Diphenhydramine
- Hydroxyzine
- Promethazine
Second Gen Antihistamines:
1.
2.
3.
4.
- Loratadine
- Cetirizine
- Desloratadine
- Fexofenadine
First gen antihistamines are prescribed for ______, _____, ____, _______, ______, and _______
allergic reaction, motion sickness, cough, insomnia, itching and extrapyramidal symptoms
Second gen antihistamines are more selective to histamine receptors and do not easily cross the blood brain barrier?
True
Second gen antihistamines are prescribed for __________
allergic rhinitis
Antihistamine block ________ from binding to histamine 1 receptors
histamine (prevent allergic rhinitis)
First gen antihistamines cross the blood brain barrier and block ________
histamine
Histamine in the brain maintains ___________
wakefulness
First gen antihistamines and __________ interaction should be limited
CNS depressants
First gen antihistamines
block acetylcholine
and causes ________ effects
anticholinergic
Nasal glucocorticoids meds:
1.
2.
- fluticasone
- mometasone
glucocorticoids prevent the immune system from creating _________
inflammation
nasal glucocorticoid HYC:
1. Time Frame- Its take about one ____ to reach maximal effect
- Nose Bleeds: Drys the nasal mucosa and lead to ______
- Administration: ______ and prime if its been a long time
- week
- bloody nose (epistaxis)
- shake
Decongestant Meds:
1.
2.
- phenylephrine
- pseudoephedrine
Alpha 1 receptors cause _________
vasoconstriction
phenylephrine and pseudoephedrine activate _______ receptors
alpha 1
Decongestant HYC:
1. Increased sympathetic stimulation - CNS effects include ____, ______, ____, ____. Cardiac effect include _______, and _______.
- Illegal use - pseudoephedrine is a key ingredient in making ___________
- CNS effect - headache, insomnia, poor appetite, jitteriness.
Cardiac effect - hypertension, and tachycardia - crystal methamphetamine (limits to how much you can buy and some states require a prescription)
Client with hypertension or cardiac disease should avoid ________
decongestants
the most common dysrhythmia is ______ fibrillation
atrial
_____ wave should be at th start of every heartbeat
P
chaotic heart rhythm can cause blood to get trapped in the ________, which forms blood clots
atria
Blood clot can float away and get stuck in the brain vessels, causing a ________
clot
Digoxin is an important medication for ___________
atrial fibrillation
________ is class III and prescribed for many dysrhythmias, including atrial fibrillation
Amiodarone
Amoidarone blocks _______ channels in the heart. It also blocks _________, _______ and _______
potassium
sodium channel,
beta receptors,
calcium channel
Amoidarone is ______ soluble and has a _______ half life
lipid, long
Patient taking Amoidarone develop:
1.
2.
3.
4.
- lung problem
- Liver issues
- thyroid problems
- eye problems
Baseline testing of the _______, _____, ______, ______ is good to preform before beginning long term amiodarone therapy
lungs, liver, thyroid, eyes
Amiodarone and other dysrhythmia meds can cause ________ heart problems or create new ones
worsen
Adenosine rapidly convert ______ into normal sinus rhythm
SVT
Adenosine _______ electrical activity in the SA and AV nodes
slows
Adenosine has a very _______ half life.
short
Adenosine must be pushed in _______ secs and _______ immediately afterwards
1-2, flush (rapid push cause heart to reset
angina pectoris is _______ pain
chest
imbalance between the supply and demand of oxygen is called ________
ischemia
T/F: Stable gain occurs when a client has complete blockage of a coronary artery
False: partial block
The client feel no pain at rest but feels pain during physical of emotional stress is called ________
stable
In _________ plaques in a coronary artery suddenly rupture.
unstable angina
a small clot partially occludes the vessel in __________
unstable angina
Unstable angina can happen at any time and is considered a medical ________. It can progress to a heart attack.
emergency
Variant angina clients have coronary arteries that ________
spasm
T/F: Variant angina can happen while clients are resting or sleeping
T
Angina pain occurs beneath the ________. The pain feels like ________ and pain radiates to the _______ arm and jaw.
- sternum,
- squeezing,
- left
Anginal ischemia and pain meds:
1.
2.
3.
- Nitrates
- Beta - blockers
- Calcium channel blockers
Nitrates Meds:
1.
2.
3.
- nitroglycerin
- Isosorbide mononitrate
- Isosorbide denigrate
Nitroglycerin is available as ________, _______, ______, ________, _______ and _______
sublingual tablets, translingual sprays, oral capsules, transdermal patches, topical ointment and IV injection
Nitrates are prescribed for ______ and _______
- angina pectoris,
- acute heart attacks
The body converts nitrates to _________
nitric oxide
Nitric oxide is turned into ________
cyclic GMP
Cyclic GMP causes _________, and _________
therapeutic effect, vasodilation
less blood to pump means the heart needs less ________
oxygen
Nitrates HYCs:
1) ______________: widespread dilation causes……
- __________: the most common side effect. Aspirin or acetaminophen will help stop it……
- _____________: Take med at the _________ of chest pain and let it dissolve. If pain is still present after ______ min, call 911. After another 5 min, if pain persist take another pill. This equals a total of ____ pills
- orthostatic hypotension
- headache
- teaching for sublingual nitroglycerin: beginning, 5, 3.
Nitrates come in a special storage container that protects the meds from ________
moisture
Clients need _______ hrs of drug free time if taking capsule or using transdermal formulations
8
Clients cannot take nitrates and ___________ drugs. It causes life threatening __________.
- erectile dysfunction
- hypotension
High cholesterol and high blood pressure can lead to the buildup of fatty streaks in arteries called ____________
atherosclerosis
High density protein is mostly _________
protein
Low density protein (LDL) is mostly __________ but contains some ___________
- cholesterol
- protein
Very low density lipoprotein (VLDL) is made almost completely out of _________ and ___________
- cholesterol
- triglycerides
Types of cholesterol from worst to best:
__________, _________, _________
- VLDL
- LDL
- HDL
____________ changes are the most important approach to managing cholesterol
fatty lipid diet
Cholesterol Meds:
1.
2.
3.
4.
5.
6
- HMG- CoA reductase Inhibitors (statins)
- Cholesterol absorption inhibitors
- vibrates
- Bile- acid sequestrates
- Monoclonal antibodies
- Vitamin B3 (niacin)
Statin Meds:
1.
2.
3.
4.
- Atorvastatin
- Lovastatin
- Rosuvastatin
- Simvastatin
Statin are prescribed to help prevent __________ and _______
heart attacks, and strokes
Partway through the cholesterol formation process, a molecule called _________ is formed
HMG- CoA
After HMG-CoA is formed an enzyme called ___________ chops off part of it, leaving something called ___________
- HMH-CoA reductase
- mevalonate
Mevalonate is an essential building block for _________
cholesterol
___________ block the action of the enzyme ___________ and halt the formation of cholesterol.
- statins
- HMG- CoA reductase
Statins HYC:
1. _____________: Elevated liver enzymes occur in about 0.5% to 2%
hepatotoxicity
Statins HYC:
2: Muscle aches and pain associated with statins is called ___________
myopathy
Statin HYC:
Myopathy can progress to ___________. Causes Damage to the __________. A key sign is _______ urine.
- rhabdomyolysis
2.kidney - dark
Prescriber may want to order a ______ level if client on statin has muscle pain or dark urine
CK
Statin HYC:
Time of Dose: Its best to take these meds in the ________. Cholesterol production increases during the ______
- evening
- day
Lovastatin should be taken with supper since food _______ absorption
increase
Statin HYC:
1. Food interaction: Client taking statins should avoid _________
- Contraindications: Statins are contraindicated if a patient has active liver disease or is _________
- grapefruit
- pregnant
Ezetimibe is prescribed to lower _________
cholesterol
___________ binds to the proteins in the GI tract responsible for absorbing dietary cholesterol.
Ezetimibe
Ezetimibe works better when combined with a ________
statin
Ezetimibe slightly increases the risk of ______ and _________
myopathy and hepatoxicity
Fibrates Meds:
1.
2.
- Fenofibrate
- Gemfibrozil
Fibrates are prescribed for high ______ and _____
VLDL, LDL
Fibrates lower ____ and increase _____
VLDL, HDL
Fibrates adverse affects are:
1.
2.
3
- myopathy
- hepatotoxicity
- gallstones