Exam (elaborations)
NNCC CCHT PRACTICE QUESTIONS AND ANSWERS
- Course
- Institution
NNCC CCHT PRACTICE QUESTIONS AND ANSWERS
[Show more]
Content preview
NNCC CCHT PRACTICE QUESTIONS AND ANSWERSPeritoneal dialysis differs from hemodialysis in which of the following ways?
A. PD requires both vascular access and abdominal access.
B. PD cannot be done at home
C. PD access is by an intra-abdominal catheter
D. Sterile dialysate is not require for PD - Answers -C
The main difference between an arteriovenous shunt (AVS) and an arteriovenous fistula
(AVF) is:
A. AVS is entirely within the arm
B. AVF is entirely within the arm
C. AVF is more likely to become clotted or infected
D. AVF requires an external tube - Answers -B
Which of the following dialyzers is used currently?
a. Kiil
B. flat plate
c. coil
d. hollow tube - Answers -D
Which of the following kidney structures connects with and delivers urine directly to the
ureter?
a. pelvis
b, calyx
c, glomerulus
d. cortex - Answers -A
The glomerular filtration rate is an important index of renal function and in the normal
adult is approximately:
a. 50 ml/nib/1.73 m2
b. 75 ml/min/1.73 m 2
c. 125 mL/min/1,73m2
d. 200 ml/ min/ 1.73m2 - Answers -C
In hemodialysis, blood and sialysate have which of the following properties?
a. They flow in the same direction
b. they flow in opposite directions
c. they mix within the dialyzer
d. they do not require a semipermeable membrane - Answers -B
In the dialyzer water may be removed from
a. the intracellular compartment
b. the intravascular compartment
c. the interstitial compartment
, d. all of the above - Answers -B
Which site in the hemodialysis pathway has the highest positive pressure?
a. arterial blood in the afferent tubing
b. blood entering the dialyzer fibers
c. blood leaving the dialyzer fibers
d. blood in the venous return - Answers -B
The term "sieving coefficient of a membrane" refers to the:
a. fraction of solute that passes through the membrane by convection
b. amount of water required for solute drag through the membrane
c. concentration of pores in the membrane
d. size of the pores in the membrane - Answers -A
Water moves from one body compartment to another by:
a. ultrafiltration
b. active transport
c. osmotic forces
d. all of the above - Answers -C
Biocompatibility is best illustrated by:
a. synthetic membranes that do not absorb blood proteins as well as cellulose
membranes
b. independence from protein absorption of the membrane
c. reprocessed dialyzers that have a lower biocompatibility than new ones
d. reprocessed dialyzers that have a better biocompatibility than new ones - Answers -D
The amount of fluid to be taken from the patient during hemodialysis:
a. is independent of the filtration pressure
b. requires the dialysate to have a higher pressure than the blood
c. may be calculated by subtracting the patients estimated dry weight from the
predialysis weight and adding any fluid
d. may be calculated by adding the patient's predialysis weight - Answers -C
The ultrafiltration coefficient of a dialyzer refers to the:
a. fluid passes through the membrane in 1 hour
b. pressure in the blood compartment needed to force fluid through the membrane
c. pressure difference across the membrane
d. fluid that passes through the membrane in 1 min - Answers -A
The molecular weight cutoff of a dialyzer is 12,000 daltons. Which of the following
molecules would not pass through the membrane into the dialysate?
a. phosphate
b. urea
c. albumin
d. sodium - Answers -C
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 GEEKA. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $10.99. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
71498 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now