Author Question: While preparing a patient about to undergo percutaneous umbilical cord blood sampling, which of the ... (Read 60 times)

corkyiscool3328 · **on:** Jun 25, 2018

While preparing a patient about to undergo percutaneous umbilical cord blood sampling, which of the following information should the nurse provide as preprocedure teaching?

Select all that apply.
A)
Once the procedure is begun, you must lie very still since they will be inserting a needle through the uterine wall.
B)
We will put you into the stirrups and dilate your cervix with a small catheter so that we can obtain a cord sample.
C)
During the procedure, an ultrasound will be utilized to guide the catheter into the correct position.
D)
We will send a sample of amniotic fluid to a regional medical center to have DNA tests performed for any genetic abnormality.

Question 2

While the nurse is educating a fellow nurse about some new research being developed to treat hepatitis C, specifically to identify disease-related drug targets on the cells, the nurse will be basing these data on which new technology finding?

A)
Recombinant DNA technology
B)
Haplotype mapping
C)
The human genome project
D)
Interference RNA (RNAi)

CharlieArnold · **Reply #1 on:** Jun 25, 2018

Answer to Question 1

Ans:
A, C

Feedback:

PUBS is an invasive diagnostic procedure that involves the transcutaneous insertion of a needle through the uterine wall and into the umbilical artery. It is performed under ultrasound guidance and can be done any time after 16 weeks of gestation. Amniocentesis is the withdrawal of a sample of amniotic fluid for abnormal fetal screening as well as for chromosomal analysis. In chorionic villus sampling, the transcervical approach may be used (answer B).

Answer to Question 2

Ans:
D

Feedback:

Pharmaceutical companies are using RNAi to identify disease-related drug targets. There is considerable interest in harnessing RNAi for therapeutic purposes, linking the treatment of HIV infection and hepatitis C.