NURS 262 DIAGNOSTIC TESTING EXAM QUESTIONS AND
ANSWERS WITH COMPLETE SOLUTIONS GRADED A++
LATEST UPDATE
three phases of diagnostic testing
pretest, intratest, posttest
pretest phase
• Client assessment and preparation
• Teaching and communicating with the patient
• Appropriate equipment/supplies gathered
• Identify type of sample to be collected & how
• Any medications need to be stopped prior...etc
intratest phase
• Focuses on specimen collection and performing/assisting with procedure
• Use standard/sterile techniques as indicated for specimen collection
,• Patient support and positioning and monitoring
• Correct labeling, storage and transport to lab in a timely manner
posttest phase
• Focus on care of the patient
• Site, neurovascular and vital Signs assessment
• Nursing interventions as needed including preparation for discharge
• Comparing prior and current results; Reporting critical results
common nursing diagnoses related to diagnostic testing
• Anxiety or fear
• Impaired Physical Mobility
• Deficient Knowledge
Common Blood Tests
Complete blood count
Serum electrolytes
Serum osmolality
Blood chemistry
Arterial blood gases
Capillary blood glucose
Drug Monitoring
, common specimens collected
Stool specimen
Urine specimen
Sputum specimen
Throat cultures
visualization procedures
Gastrointestinal alterations
Urinary alterations
Cardiopulmonary alterations
other testing
Computerized tomography
Magnetic resonance imaging
Nuclear imaging studies
Venipuncture
the use of a needle to puncture a vein to aspirate blood
Arterial puncture
puncture of an artery with the purpose of obtaining a blood sample
Capillary puncture
technique used when only a small amount of blood is needed as a specimen for a blood
test
Central Lines
refers to a venous catheter inserted into the superior vena cava through the subclavian
or internal or external jugular vein
ANSWERS WITH COMPLETE SOLUTIONS GRADED A++
LATEST UPDATE
three phases of diagnostic testing
pretest, intratest, posttest
pretest phase
• Client assessment and preparation
• Teaching and communicating with the patient
• Appropriate equipment/supplies gathered
• Identify type of sample to be collected & how
• Any medications need to be stopped prior...etc
intratest phase
• Focuses on specimen collection and performing/assisting with procedure
• Use standard/sterile techniques as indicated for specimen collection
,• Patient support and positioning and monitoring
• Correct labeling, storage and transport to lab in a timely manner
posttest phase
• Focus on care of the patient
• Site, neurovascular and vital Signs assessment
• Nursing interventions as needed including preparation for discharge
• Comparing prior and current results; Reporting critical results
common nursing diagnoses related to diagnostic testing
• Anxiety or fear
• Impaired Physical Mobility
• Deficient Knowledge
Common Blood Tests
Complete blood count
Serum electrolytes
Serum osmolality
Blood chemistry
Arterial blood gases
Capillary blood glucose
Drug Monitoring
, common specimens collected
Stool specimen
Urine specimen
Sputum specimen
Throat cultures
visualization procedures
Gastrointestinal alterations
Urinary alterations
Cardiopulmonary alterations
other testing
Computerized tomography
Magnetic resonance imaging
Nuclear imaging studies
Venipuncture
the use of a needle to puncture a vein to aspirate blood
Arterial puncture
puncture of an artery with the purpose of obtaining a blood sample
Capillary puncture
technique used when only a small amount of blood is needed as a specimen for a blood
test
Central Lines
refers to a venous catheter inserted into the superior vena cava through the subclavian
or internal or external jugular vein
