Exam (elaborations)
Nurs 5315 Adv Patho Exam 3 Set 1 With Correct Answers.
- Course
- NURS 5315
- Institution
- University Of Texas - Arlington
Nurs 5315 Adv Patho Exam 3 Set 1 With Correct Answers.
[Show more]
Content preview
Nurs 5315 Adv Patho Exam 3 Set 1 WithCorrect Answers
Cardiac jBlood jFlow j- jANS-o jFrom jbody
o jThrough:
♣ jVena jcavas
♣ jRight jatrium
♣ jTricuspid jvalve
♣ jRight jventricle
♣ jPulmonic jvalve
♣ jPulmonary jartery
o jTo jlungs
♣ jPulmonary jvein
♣ jLeft jatrium
♣ jMitral jvalve
♣ jLeft jventricle
♣ jAortic jvalve
o jBack jto jbody
Cardiac jAnatomy j- jANS-The jheart jis jthe jsize jof ja jclosed jfist
2/3 jof jthe jheart jis jto jthe jleft jof jthe jmidline
1/3 junder jthe jsternum
heart jlayers j- jANS-Endocardium j( jinner)
myocardium j( jmiddle)
Pericardium j( jouter)
Cardiac jaction jpotential: jphase j0 j- jANS-rapid jdepolarization
Sodium jinflux jd/t jvoltage-gated jsodium jchannels jopening
Cardiac jaction jpotential: jphase j1 j- jANS-initial jrepolarization jof jcells
voltage jgated jsodium jchannels jclosed
voltage jgated jpotassium jchannels jopen
Potassium jleaves jcell jslowly
Cardiac jaction jpotential: jphase j2 j- jANS-plateau jphase
voltage jgated jcalcium jchannels jopen
, influx jof jcalcium jinto jthe jcell
balances jpotassium jefflux
calcium jinflux jtriggers jmore jcalcium jfrom jsarcoplasmic jreticulum j> jmyocardial
jcontraction
Cardiac jaction jpotential: jphase j3 j- jANS-Rapid jRepolarization jw/ jpotassium jefflux
voltage jgated jpotassium jchannels jopen
voltage jgated jcalcium jchannels jclose
Cardiac jaction jpotential: jphase j4 j- jANS-resting jmembrane jpotential, j-85 jmV
High jpotassium jpermeability jfrom jthe jpotassium jchannels
Potassium jimbalance jaffect jon jmyocardial jaction jpotentials j- jANS-Hypokalemia-
increased jatrial jpreload jleads jto j1-3 jdegree jblocks
Hyperkalemia-slows jdepolarization, jleads jto jsunus jbradycardia jand jjunctional jrhythm
Calcium jimbalance jaffect jon jmyocardial jaction jpotentials j- jANS-Hypocalcemia-
decreased jcontractility
Hypercalcemia-increased jcontractility>ST jand jPJCs, jvasoconstriction
Magnesium jimbalance jeffect jon jthe jCardiovascular jsystem j- jANS-Magnesium jcauses
jvasodilation
Cardiac jOutput j(CO) j- jANS-Amount jof jblood jpumped jin j1 jminute j(~5 jL)
HR jx jStroke jvolume
Stroke jVolume j(SV) j- jANS-measurement jof jthe jamount jof jblood jejected jfrom ja
jventricle jin jone jcontraction
depends jon jpreload, jendogenous jinotropic jagents, jnegative jinotropic jagents,
jmyocardial joxygenation
Ejection jFraction j(EF) j- jANS-percentage jof jblood jvolume jin jthe jventricles jat jthe jend
jof jdiastole jthat jis jejected jduring jsystole; ja jmeasurement jof jcontractility
Stroke jvolume/end jdiastolic jvolume
Normal j= j55-65%
EF jdecreases jw/ jsystolic jheart jfailure jbut jno jchange jwith jdiastolic jheart jfailure
Cardiac jCycle: jDiastole j- jANS-Ventricles jrelaxed
Blood jentering jatria
Blood jflows jthrough jAV jvalves jinto jventricles
Semilunar jvalves jare jclosed
Cardiac jCycle: jSystole j- jANS-Ventricles jcontract
Blood jpushes jagainst jAV jvalves jand jthey jshut
Blood jpushes jthrough jsemilunar jvalves jinto jaorta jand jpulmonary jtrunk
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller Prose1. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $12.49. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
79650 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now