Complete the metric equivalent of 4 ounces or 1 cup = __ mL.

(Enter only the number, no label)

Choice A rationale:

Family members who smoke must be at least 10 ft from the client when oxygen is in use. Oxygen supports combustion, and smoking near an oxygen source can lead to a fire. Keeping family members who smoke at a safe distance minimizes this risk.

Choice B rationale:

Nail polish remover or hair spray should not be used near a client who is receiving oxygen. These substances contain flammable ingredients, which can ignite in the presence of oxygen. Instructing the client and those around them to avoid using such products prevents potential accidents.

Choice C rationale:

A "No Smoking" sign should be placed on the front door. This serves as a visual reminder to visitors and family members that smoking is prohibited in the vicinity, reducing the risk of fire when oxygen is in use. Clear communication through signage is essential in maintaining a safe environment.

Choice E rationale:

A fire extinguisher should be readily available in the home. Despite precautions, accidents can still happen. Having a fire extinguisher nearby allows for immediate response in case of a fire-related emergency, ensuring the safety of the client and those around them.

Choice D rationale:

Cotton bedding and clothing should be replaced with items made from wool. This statement is incorrect. There is no specific requirement to replace cotton items with wool for a client using oxygen. Instead, the focus should be on fire safety measures and ensuring that flammable materials are kept away from the oxygen source.

Choice A rationale:

This option is incorrect. Tachypnea refers to abnormally fast breathing, typically defined as a respiratory rate higher than 20 breaths per minute in adults. It is the opposite of the condition described in the question, where the respiratory rate has fallen below 10 respirations per minute.

Choice B rationale:

This option is incorrect. Apnea refers to the absence of breathing, often resulting from a temporary cessation of airflow to the lungs. It is characterized by the complete absence of respiratory movements and sounds, which is different from the situation described in the question where the client is breathing at a very slow rate.

Choice C rationale:

Bradypnea, or abnormally slow breathing, is the correct answer in this case. It is defined as a respiratory rate lower than the normal range, which is typically between 12 to 20 breaths per minute in adults. Bradypnea can be caused by various factors, including drug overdose, neurological disorders, or metabolic imbalances. In this scenario, the client's slow respiratory rate (below 10 respirations per minute) indicates bradypnea.

Choice D rationale:

This option is incorrect. Eupnea refers to normal breathing, where the rate and depth of respirations are within the normal range. It does not describe the condition of the sedated client in the question, who is experiencing abnormally slow breathing (bradypnea)