When Inflating the Cuff on a Tracheostomy Tube to the Appropriate

question 14

Multiple Choice

When inflating the cuff on a tracheostomy tube to the appropriate level, the best action by the nurse will be to

• A) use a manometer to assure cuff pressure is at an appropriate level.
• B) verify the health care provider's order for the amount of cuff pressure required.
• C) fill the balloon until no leakage around the cuff is auscultated.
• D) check the pilot balloon after inflation to assure that it is firm.

Recognize the use of microarray analysis to detect gene expression differences between conditions.

Understand the role of selectable markers in recombinant DNA technology.

Identify and explain the significance of palindromic sequences and restriction sites in DNA.

Appreciate the role of DNA ligase in DNA replication and recombinant DNA processes.

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Definitions:

Visual Cortex

The region within the occipital lobe of the brain responsible for processing information related to sight.

Sensitivity

A quality or condition of being sensitive; the ability to perceive, respond to, and measure changes in external or internal conditions.

Centre-surround

A term most often used in neuroscience that describes how certain neurons in the visual system are organized to respond differentially to light in the center of their receptive field compared to the surround area.

Receptive Field

A receptive field is the specific region of sensory space (e.g., visual or auditory) in which a stimulus will modify the firing of a particular neuron.