Over the Last 90 Minutes,the Therapist Has Obtained Three Arterial

question 1

Multiple Choice

Over the last 90 minutes,the therapist has obtained three arterial blood samples from an arterial line inserted in a neonate receiving mechanical ventilation and being monitored by capnometry.The PaCO? values were as follows: (1) 47 mm Hg,(2) 46 mm Hg,and (3) 47 mm Hg.How should the therapist evaluate the following capnogram?
B

• A)Abrupt disconnection from mechanical ventilation
• B)Damped waveform caused by severe airflow obstruction
• C)Reduced pulmonary blood flow caused by overdistention of the lungs
• D)Secretions partially obstructing the sample line leading to the capnometer

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Definitions:

Metastasis

The spreading of cancer cells from one organ or part of the body to another.

Mutation

A change in the DNA sequence within a gene or chromosome of an organism leading to the creation of a new character or trait.

Antennae

(sing., antenna) Sensory structures characteristic of some arthropod groups.

Segmentation Genes

Genes that determine the number and polarity of body segments in an embryo, playing a crucial role in the early development of many animals.