Nursing practice questions with comprehensive rationales
NurseDive Free Nursing Practice Question
Which of the following is the minimum temperature an autoclave chamber must reach for sterilization to be properly performed?
A. 116 C (240° F)
116° C (240° F): This temperature is not sufficient for effective sterilization; it is below the standard required.
B. 121° C (250 F)
121° C (250° F): The minimum temperature for proper sterilization in an autoclave is 121° C (250° F), which is required to achieve effective sterilization.
C. 100 C (212° F)
100° C (212° F): This temperature is not sufficient for sterilization, as it only reaches the boiling point of water.
D. 149° C (300° F)
149° C (300° F): This temperature is higher than necessary for standard autoclave sterilization, though it is effective.
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Full Explanation
A. 116° C (240° F): This temperature is not sufficient for effective sterilization; it is below the standard required.
B. 121° C (250° F): The minimum temperature for proper sterilization in an autoclave is 121° C (250° F), which is required to achieve effective sterilization.
C. 100° C (212° F): This temperature is not sufficient for sterilization, as it only reaches the boiling point of water.
D. 149° C (300° F): This temperature is higher than necessary for standard autoclave sterilization, though it is effective.
Similar Questions
A medical assistant is preparing a patient for a colonoscopy. Which of the following should the assistant obtain from the patient prior to the procedure?
A. Implied consent
Implied consent: Implied consent is typically used in emergency situations where verbal or written consent cannot be obtained and is not suitable for elective procedures like a colonoscopy.
B. Informed consent
Informed consent: For a colonoscopy, which is an invasive procedure, informed consent is required. This involves providing the patient with detailed information about the procedure, its risks, benefits, and alternatives.
C. Prior authorization
Prior authorization: Prior authorization is related to insurance coverage and is not typically obtained by the medical assistant; it is usually handled by the billing department or insurance coordinator.
D. Immunization records.
Immunization records: Immunization records are not required for a colonoscopy; they are more relevant for vaccinations and certain other procedures.
Full Explanation
A. Implied consent: Implied consent is typically used in emergency situations where verbal or written consent cannot be obtained and is not suitable for elective procedures like a colonoscopy.
B. Informed consent: For a colonoscopy, which is an invasive procedure, informed consent is required. This involves providing the patient with detailed information about the procedure, its risks, benefits, and alternatives.
C. Prior authorization: Prior authorization is related to insurance coverage and is not typically obtained by the medical assistant; it is usually handled by the billing department or insurance coordinator.
D. Immunization records: Immunization records are not required for a colonoscopy; they are more relevant for vaccinations and certain other procedures.
Which of the following parts of a business letter contains the greeting?
A. Attention line
Attention line: The attention line directs the letter to a specific person or department and does not serve as a greeting.
B. Inside address
Inside address: The inside address includes the recipient’s address and is placed before the salutation but does not serve as a greeting.
C. Signature block
Signature block: The signature block is where the sender signs the letter and provides their name and title, not the greeting.
D. Salutation
Salutation: The salutation is the part of the letter where the writer greets the recipient, such as “Dear Dr. Smith,”.
Full Explanation
A. Attention line: The attention line directs the letter to a specific person or department and does not serve as a greeting.
B. Inside address: The inside address includes the recipient’s address and is placed before the salutation but does not serve as a greeting.
C. Signature block: The signature block is where the sender signs the letter and provides their name and title, not the greeting.
D. Salutation: The salutation is the part of the letter where the writer greets the recipient, such as “Dear Dr. Smith,”.
Which of the following actions should a medical assistant take to properly process a blood specimen?
A. Add thixotropic gel to the tube after venipuncture.
Add thixotropic gel to the tube after venipuncture: Thixotropic gel is used in specific tubes for separating serum or plasma from blood cells and should be added during the manufacturing process, not after venipuncture.
B. Place the tubes in the centrifuge to chill after venipuncture to separate blood cells.
Place the tubes in the centrifuge to chill after venipuncture to separate blood cells: Tubes should not be chilled before centrifugation unless specified by the test requirements. Most tubes are centrifuged at room temperature.
C. Invert additive tubes multiple times after filling the tube.
Invert additive tubes multiple times after filling the tube: Inverting additive tubes multiple times ensures proper mixing of the additive with the blood, which is crucial for accurate test results.
D. Mix the anticoagulant in the tube after filling the tube.
Mix the anticoagulant in the tube after filling the tube: The anticoagulant should be mixed by inverting the tube immediately after filling it, not after the fact.]
Full Explanation
A. Add thixotropic gel to the tube after venipuncture: Thixotropic gel is used in specific tubes for separating serum or plasma from blood cells and should be added during the manufacturing process, not after venipuncture.
B. Place the tubes in the centrifuge to chill after venipuncture to separate blood cells: Tubes should not be chilled before centrifugation unless specified by the test requirements. Most tubes are centrifuged at room temperature.
C. Invert additive tubes multiple times after filling the tube: Inverting additive tubes multiple times ensures proper mixing of the additive with the blood, which is crucial for accurate test results.
D. Mix the anticoagulant in the tube after filling the tube: The anticoagulant should be mixed by inverting the tube immediately after filling it, not after the fact.
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