A Patient Is Admitted to the Critical Care Unit with Severe

question 2

Multiple Choice

A patient is admitted to the critical care unit with severe malnutrition as a result of hepatic failure.A triple-lumen central venous catheter is placed in the right subclavian vein, and TPN is started.For which of the following complications should the patient be evaluated immediately after insertion of the catheter?

• A) Pneumothorax
• B) Hypoglycemia
• C) Central venous thrombosis
• D) Pulmonary aspiration

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Definitions:

Plasmodesmata

Cytoplasmic channels connecting adjacent plant cells and allowing for the movement of molecules and ions between cells.

Gap Junctions

Gap junctions are specialized intercellular connections between a multitude of animal cell-types, facilitating the direct transfer of ions and small molecules.

Desmosomes

Buttonlike plaques, present on two opposing cell surfaces, that hold the cells together by means of protein filaments that span the intercellular space.

Gap Junctions

Specialized cell-cell connections that enable direct communication by allowing the transfer of ions and small molecules between neighboring cells.