Exam (elaborations)
Irene Gold – Physiology – Q&A (Passed!!)
- Course
- Institution
Irene Gold – Physiology – Q&A (Passed!!)
[Show more]
Seller
Follow
LeCrae
Reviews received
Content preview
Irene Gold – Physiology – Q&A (Passed!!)What percentage of blood flows passively into RA ✔️Ans - 80%
Atrial contraction occurs at what wave ✔️Ans - P-wave
Atrial contraction starts at ✔️Ans - SA node in RA christa terminalis
AV node delay occurs at what EKG section ✔️Ans - P-R interval
Heart S-1 ✔️Ans - AV valves close
Blood oxygenates via ✔️Ans - Bohr effect
Oxygen per molecule of Hb? ✔️Ans - Four oxygen/Hb molecule
Umbilical a. becomes what after birth? ✔️Ans - Pulmonary a.
Umbilical v. becomes what after birth? ✔️Ans - Pulmonary v.
When is enough pressure reached to open pulmonic semilunar valves
✔️Ans - Mid-systole
Ventricular depolarization occurs at what EKG section ✔️Ans - QRS
complex
Heart S-2 ✔️Ans - Semilunar valves close
Isovolumetric contraction occurs at what EKG point ✔️Ans - R
Location of moderator band ✔️Ans - RV bundle of His
Atrial depolarization occurs at what EKG point ✔️Ans - Q
What two structures prevent AV valves from blowing back from ventricular
contration ✔️Ans - Chordae tendinae and papillary muscles
Ventricular repolarization occurs at what EKG point ✔️Ans - T wave
,Repolarization of papillary muscles occurs at what EKG point ✔️Ans - U
wave
Isovolumetric relaxation occurs at what EKG section ✔️Ans - S-T segment
MI can occur at which two EKG points ✔️Ans - Inverted T-wave
Altered S-T segment
What prevents heart from tetany ✔️Ans - Slow calcium channels - long
absolute refractory period
Heart can beat on its own due to? ✔️Ans - Leaky sodium channels
What type of heart block involves elongation of P-R interval ✔️Ans -
Primary
What type of heart block involves Winkebocks phenomena - elongation of P-R
interval until 2nd atrial depolarization occurs ✔️Ans - Secondary
What type of heart block involves a random EKG ✔️Ans - Complete
Which heart sound occurs with ventricular gallop in CHF ✔️Ans - S-3
Which heart sound occurs with atrial gallop in CHF - heard in diastole
✔️Ans - S-4
Diastole is contraction or relaxation? ✔️Ans - Relaxation + filling
Systole is contraction or relaxation? ✔️Ans - Contraction
What test detects heart murmurs ✔️Ans - Echocardiogram
MCC of CHF ✔️Ans - Essential hypertension
2nd MCC of CHF ✔️Ans - Aortic stenosis
Blood backing up into LV in CHF causes ✔️Ans - LV hypertrophy
, Blood backing up into LA and lungs in CHF causes ✔️Ans - Pulmonary
edema/HTN
Pulmonary edema/HTN in CHF causes what symptoms ✔️Ans - Exertional
dyspnea and orthopnea
MCC of right sided heart failure ✔️Ans - Left sided heart failure
What can cause isolated right sided heart failure ✔️Ans - Cor pulmonale -
lung condition (emphysema, pneumonia, etc.)
Order of places blood will back up in CHF ✔️Ans - LV -> LA -> lungs -> RV -
> RA
Blood backing up into RA in CHF pushes on SVC causing ✔️Ans - Pulsation
of jugular v.
Blood backing up into RA in CHF pushies on IVC causing ✔️Ans - Blood
back up to liver and legs - pitting edema
Which vein is associated with pitting edema in late CHF ✔️Ans - Lesser
saphenous v.
What two things can ascites be caused by ✔️Ans - Portal HTN or
alcoholism
MCC of liver failure ✔️Ans - Alcoholism
What is the pathway from alcoholism to Mallory Weiss syndrome ✔️Ans -
Alcoholism -> liver failure -> esophageal varies -> hematemesis (vomiting
blood) -> Mallory Weiss syndrome
Alcoholism can cause thiamin/B1 deficiency which can lead to ✔️Ans -
Wernicke-Korsakoff psychosis
Which vessel layer is innermost ✔️Ans - Tunica intima
Which vessel layer is largest ✔️Ans - Tunica muscularis
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 LeCrae. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $19.99. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
66579 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now