When Checking a Patient Attached to a Servo-Controlled Heated-Wire Humidifier

question 12

Multiple Choice

When checking a patient attached to a servo-controlled heated-wire humidifier breathing circuit, you notice no visible condensate anywhere in the tubing. Based on this observation, you can conclude that the relative humidity of the delivered gas is which of the following?

• A)less than 25%
• B)25% to 90%
• C)90% to 100%
• D)less than 100%

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Definitions:

Antigen-Presenting Cells

Cells that process and present antigens to T-cells to initiate an immune response.

Major Histocompatibility Complex

Major Histocompatibility Complex is a set of genes that code for proteins on the cell surface, which help the immune system recognize foreign substances.

Dendritic Cells

Immune cells that process antigen material and present it on their surface to T-cells, initiating an immune response.

Macrophages

Macrophages are essential cells within the immune system, responsible for detecting, engulfing, and destroying pathogens and dead cells through the process of phagocytosis.