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Cardiopulmonary Anatomy & Physiolo...

7th Edition
Des Jardins + 1 other
ISBN: 9781337794909

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BuyFindarrow_forward

Cardiopulmonary Anatomy & Physiolo...

7th Edition
Des Jardins + 1 other
ISBN: 9781337794909
Textbook Problem

Case 2

What did the excess acid in the patient's blood stimulate that caused the patient's respiratory rate to increase?

Summary Introduction

Case summary:

A woman of age 44 years was found unconscious in the living room by her husband. She was quickly taken to a hospital. The vital signs showed that the blood pressure was slightly high, the heart beat was increased, and the blood sugar levels were also elevated.

Characters in the case:

44 year old woman, her husband, and the physician.

Adequate information:

After giving insulin therapy to the patient, the vital signs came down.

To determine:

The entity, which is stimulated by the excess acid in the patient’s blood that causes the respiratory rate of the patient to increase.

Explanation

Respiratory rate is defined as the rate of breaths taken per minute. Normally, in a healthy adult, the respiratory rate varies between 12 and 24 breaths per minute. Breaths lower than 12 and higher than 24 per minute are considered abnormal. In case, if the patient does not take insulin as prescribed, then the ketone acid will get accumulated in the blood of that patient.

Apart from PaCO2 (partial pressure of carbon dioxide) and PO2 (partial pressure of oxygen), there are other clinical factors that might stimulate ventilation. One of them is the presence of ketone acids in the blood...

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