Exam (elaborations)
PDB CEN REVIEW QUESTIONS & ANSWERS RATED 100% CORRECT!!
- Course
- Institution
PDB CEN REVIEW QUESTIONS & ANSWERS RATED 100% CORRECT!!
[Show more]
Content preview
PDB CEN REVIEWQUESTIONS &
ANSWERS RATED
100% CORRECT!!
PDB CEN
Evatee 8/24/24 PDB CEN
, PDB CEN REVIEW QUESTIONS & ANSWERS
RATED 100% CORRECT!!
Cardiac output = Answer - CO + HR x stroke volume (amount of blood ejected
per contraction)
Primary compensatory mechanism of low Cardiac output in peds? Other signs?
Answer - Tachycardia -- Peds are unable to increase stroke volume.
Hypotension is a late sign, and bradycardia is an ominous sign in peds.
Stroke Volume is influenced by... Answer - Contractility, preload, and afterload.
Frank-Starling's Law -- Stretch heart with volume to increase contractility
(rubber band snapping shut)
Preload is evaluated by... Answer - Central venous pressure (CVP) on the Right
(invasive). Jugular vein distention (non-invasive measure)
Decreased when hypovolemic and from vasodilators, increased by volume and
vasoconstrictors. TX: Increase preload w/ fluids/blood, decrease w/ diuretics.
Afterload... Answer - Afterload (resistance to ventricular emptying) is
evaluated by systemic vascular resistance.
Decreased in distributive shocks (neurogenic, septic, and anaphylactic), and by
vasodilators. Tx: vasopressors (norepinephrine). Increased n hypertension,
aortic stenosis, and thru other shock compensation. Tx Vasodilators like NTG.
Sympathetic nervous system (SNS) stimulation causes... Answer - causes
release of catecholamine, which increase HR in response to shock.
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 EvaTee. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $13.99. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
83637 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now