Nitrous Oxide Monitoring Review

Front

When patients must be purposefully aroused either by verbal command or with light tactile stimulation, they are in a level of ____________________.

Back

moderate sedation

Answer explanation

Patients who can be aroused by verbal command or light tactile stimulation are in moderate sedation. This level allows for responsiveness while still providing sedation, distinguishing it from deeper sedation levels.

Front

When loss of consciousness is intended with a drug, the level of sedation is defined as _________.

Back

general anesthesia

Answer explanation

When loss of consciousness is intended, the highest level of sedation is termed general anesthesia, which ensures complete unconsciousness, unlike minimal or moderate sedation that allows for some awareness.

Front

All of the following are likely signs of fear except one. Which one is the exception? Excessive talking, Refusal to cooperate, Cancelled appointment

Back

Arrives early to appointment

Answer explanation

Arriving early to an appointment typically indicates eagerness or preparedness, not fear. In contrast, excessive talking, refusal to cooperate, and cancelling an appointment are more direct signs of fear.

Front

All of the following are physiological signs of a person’s fear of the dental office except one. Which one is the exception? Sobbing, Sweating, Shaking

Back

Sleeping

Answer explanation

Sleeping is not a physiological sign of fear; it indicates relaxation or disengagement. In contrast, sobbing, sweating, and shaking are common physical responses to fear, making sleeping the exception.

Front

All of the following statements are true regarding the topic of pain and anxiety except one. Which one is the exception? Anxiety causes pain to be less tolerable. Various cultures express pain differently.

Back

An increase in pain enhances anxiety.

Answer explanation

The statement 'An increase in pain enhances anxiety' is the exception. While pain can lead to increased anxiety, the relationship is not straightforward; anxiety often makes pain feel worse, not the other way around.

Front

Pain tolerance ________ in an individual.

Back

does not change

Answer explanation

Pain tolerance is generally considered a stable trait in individuals, meaning it does not change significantly over time. Therefore, the correct answer is that pain tolerance does not change.

Front

The effects of nitrous oxide can be reversed by

Back

oxygen.

Answer explanation

The effects of nitrous oxide can be reversed by administering oxygen, as it helps to displace the gas from the body and restore normal oxygen levels. Other options like naloxone or benzodiazepines do not reverse nitrous oxide effects.

Front

In the presence of fear, a patient’s pain threshold likely

Back

decreases.

Answer explanation

In the presence of fear, the body's stress response can lower pain tolerance, making the patient more sensitive to pain. Therefore, the correct answer is that the pain threshold decreases.

Front

While in a relaxed state using nitrous oxide/oxygen sedation, a patient will likely think time has passed by more

Back

quickly.

Answer explanation

While using nitrous oxide/oxygen sedation, patients often experience altered perceptions, leading them to feel that time has passed quickly. This is a common effect of the sedation, making the correct answer 'quickly'.

Front

The Globally Harmonized System (GHS) hazard pictograms appropriate for nitrous oxide include a cylinder indicating compressed gas and a(n)

Back

flame over a circle indicating it is an oxidizer.

Answer explanation

Nitrous oxide is an oxidizer, which is represented by the flame over a circle pictogram. The cylinder indicates it is a compressed gas, while the flame over a circle highlights its oxidizing properties.