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NR569 Midterm Exam (100 out of 100) Questions and Verified Solutions (Latest Update)

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  NR569 Midterm Exam (100 out of 100) Questions and Verified Solutions (Latest Update) Evidence based decisions based on four cardinal elements 1-the research evidence 2-the patients clinical state 3-the patient's preference 4-the clinician's judgement and expertise Which study desi...

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  • July 25, 2024
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ProfGoodlucK
NR569 Midterm Exam (100 out of 100)
Questions and Verified Solutions (Latest
Update)



PROF. GOODLUCK 7/25/24 NURSING

, NR569 Midterm Exam (100 out of 100)
Questions and Verified Solutions
(Latest Update)

Evidence based decisions based on four cardinal elements

1-the research evidence

2-the patients clinical state

3-the patient's preference

4-the clinician's judgement and expertise




Which study design will provide the most powerful results, and is the gold standard for determining the
effect of a therapeutic intervention?

Randomized controlled trial (RCT)




PICOT format

P - Identify the population or problem (age, gender, ethnicity, disease/disorder)

I - Intervention, or range of interventions of interest (therapy or diagnostic test in question)

C - What will you compare the intervention against? (no disease, absence of risk factors, placebo or no
intervention)

O - Outcome of interest (risk of disease, rates of occurrence of adverse outcomes, accuracy of diagnosis)

T - Time it takes for intervention to achieve the outcome (selected to observe the population or
problem/condition)

, What stimulates the chemoreceptor trigger zone and causes vomiting

Chemical stimuli from the circulation that crosses the blood brain barrier, which includes:



-Certain drugs

-Uremia

-DKA

-Toxins derived from gram-positive bacteria




Causes of acute nausea and vomiting

Acute infection (esp GI)

Ingestion of toxins

G.I. obstruction or ischemia

New medication

Pregnancy

Head trauma/increased ICP




Causes of chronic nausea and vomiting

Defined as the persistence of symptoms for more than one month



Partial mechanical obstruction

Intracranial pathology

Dysmotility, such as gastroparesis

Metabolic or endocrine etiology

Psychological disturbance




Patients with a pyloric, peptic ulcer or psychogenic vomiting, may present with vomiting when?

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