Exam (elaborations)
AHN 568 Module 1 Exam with Questions and Answers| Latest Update
- Course
- Institution
AHN 568 Module 1 Exam with Questions and Answers| Latest Update
[Show more]
Seller
Follow
Content preview
AHN 568 Module 1 Exam withQuestions and Answers| Latest Update
S1 is closure of what valves? - ✔✔S1 mitral & tricuspid closure (systole)
S2 is closure of what valves? - ✔✔S2 aortic & pulmonic valvue closes (diastole)
normal PMI diameter? - ✔✔1-2.5 cm
> 2.5 cm indicates left ventricle hypertrophy, or dilated cardiomyopathy from hypertension
what causes S3? and characteristics of S3? - ✔✔-its a diastolic sound. heard at apex
with bell.
-abrupt deceleration of blood inflow across mitral valve. called "VENTRICULAR GALLOP"
at mitral area.
-"kentucky" or "Slosh-ing-in", S3 gallop
-mostly pathologic in adults and normal in kids and young adults
-Ventricle is dilated beyond normal range caused by fluid overload in HF and this overloads the
atria.
-heard in left lateral decubitus position
S1, S2, S3
what is S4? Causes? sounds? heard where? - ✔✔-S4 is atrial gallop when atria try and
eject last 20% of blood out bc left venticle is stiff with decreased compliance. (vent
hypertrophy).
, -"Tennessee" or "a-stiff-wall".
-diastolic
-caused by increased left ventricle end diastolic stiffness and Hypertension
-heard with bell at apex at mitral area. louder in left lateral decubitus
position. S4, S1, S2
stenotic Mitral value has ? - ✔✔opening snap
when does S2 split? - ✔✔s2 splits on inspiration bc Aorta and pulmonic close at
different time. A 1st and then P.
Does S1 split? - ✔✔it might split but doesn't vary with respirations like S2.
where is Aortic valve heard? - ✔✔right 2nd ICS or cardiac apex. (pg 497 in book)
where is pulmonic valve heard? - ✔✔left 2nd-3rd ICS sternal border
where is tricuspid valve heard? - ✔✔lower left sternal
border left 3rd-4th ICS
where is mitral valve heard? - ✔✔left 5th MCL, at apex, "Apical point"
what is preload? what increases it? - ✔✔blood volume in RV at end of diastole.
increased by inspiration and increased blood volume.
What is afterload? - ✔✔peripheral vascular resistance against which the left ventricle
must pump
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 KenAli. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $12.99. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
67096 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now