DAANCE Anesthesia Techniques 2

Question 1

Which technique is used to prevent unintentional intravascular injection of local anesthetic?

Accepted Answer

Aspirating before injection to check for blood return

Answer

Using a larger gauge needle to feel resistance changes in tissue

Answer

Injecting rapidly to minimize patient discomfort

Answer

Using the highest concentration available for maximum effect

Question 2

Inhalation sedation with nitrous oxide/oxygen (N2O/O2) is MOST appropriate for which patient?

Accepted Answer

A mildly anxious, cooperative adult for a routine restoration

Answer

A patient with severe obstructive pulmonary disease dependent on hypoxic drive

Answer

A patient with a blocked nasal airway due to chronic sinusitis

Answer

A patient in the first trimester of pregnancy

Question 3

The technique of titration in IV sedation means:

Accepted Answer

Incrementally administering small doses and assessing response before giving more

Answer

Administering the entire calculated dose as a single bolus for consistency

Answer

Using the highest safe dose from the start to ensure adequate sedation

Answer

Mixing all planned drugs in a single syringe to simplify administration

Question 4

Which statement about the IV induction drug propofol is CORRECT?

Accepted Answer

It requires a separate analgesic agent because it provides no analgesia

Answer

It has analgesic properties equivalent to opioids at sedation doses

Answer

It is suitable for use in a syringe shared between multiple patients due to its antimicrobial preservatives

Answer

It causes bronchodilation and is the preferred sedative in severe asthma

Question 5

The concept of rescue in monitored anesthesia care (MAC) sedation means the provider must be capable of:

Accepted Answer

Rescuing a patient who moves to a deeper level of sedation than intended

Answer

Prescribing post-procedure pain medications

Answer

Providing emotional support for an anxious patient

Answer

Ensuring the patient does not feel any pain during the procedure

Question 6

Topical anesthesia applied before IV catheter insertion in pediatric patients primarily reduces:

Accepted Answer

Pain and anxiety associated with venipuncture, improving the induction experience

Answer

Systemic drug requirements for subsequent sedation by 50 percent

Answer

The risk of phlebitis from IV catheter materials

Answer

The depth of sedation produced by induction agents