Flashcards in NSG 100 Exam 4 Deck (34)
Sequence of blood flow through the heart valves
Tricuspid - Pulmonic - Mitral - Aortic
S1 heart sound
Mitral and tricuspid valves opening
S2 heart sound
Aortic and pulmonic valves closing
Inspiration is the stimulation of...
chemical receptors in the aorta
Right sided heart failure symptoms=
edema, distended neck veins, weight gain
Left sided heart failure symptoms=
SOB, crackles, difficulty breathing lying flat
Myocardial infarction is...
a lack of blood flow to coronary artery
Use to determine presence of afterload... and why?
BP cuff because afterload increases BP
Calculate cardiac output=
stroke volume X heart rate
stop suctioning if O2 drops below... or if it drops ... from baseline
below 90% or 5% from baseline
Atelectasis develops when... and how do you prevent it?
Develops when alveoli do not expand and can be prevented by deep breathing
Whooshing sound at 5th intercostal space=
regurgitation of the mitral valve
life threatening heart rhythm
what type of cough is used to clear central airways?
Sleep apnea improved with...
CPAP and BiPAP
Sequence of electrical impulse pathway through the heart
SA node - Intraatrial pathways - AV node - Bundle of His - Purkinje fibers
what syringe do you use for U-500 insulin?
When are trough levels drawn in relation to medication administration?
30 min prior to medication administration
Vancomycin can affect-
Needle used for deltoid muscle injection
25 gauge X 1 inch
Needle used for intradermal injection
27 gauge X 5/8 inch
What can increase the chance for medication toxicity?
reduced glomerular filtration rate
Acidic meds absorb in the
Basic meds absorb...
after reaching the small intestine
What insulin can be administered via IV?
ONLY Regular insulin
preferred and safest site for IM injections
When are the three accuracy checks for meds?
getting meds from drawer, before going into the pt's room, and at the pt's bedside
Rights of medication administration
6 Rights: patient, medication, dose, route, time, documentation
Excretion- meds exit the body primarily through the