Refer to the Graph Showing a Spirometer Tracing

question 86

Multiple Choice

Refer to the graph showing a spirometer tracing. Suppose that you have been resting on the couch while watching a 30-minute TV show; you test your airflow with a spirometer and record the tracing shown in the graph.From this, you see that while you are breathing normally without added effort, you are moving approximately _______ of air into your lungs when you breathe in (inhale) and approximately _______ of air out of your lungs when you breathe out (exhale) .

• A) less than a half liter; more than a half liter
• B) more than a half liter; less than a half liter
• C) slightly more than a half liter; slightly more than a half liter
• D) slightly more than a liter; less than a liter
• E) slightly more than a liter; slightly more than a liter

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Definitions:

Bulbourethral Gland

A pair of small glands found in the male reproductive system that produce a clear, lubricating fluid forming part of the semen.

Alkaline Fluid

A liquid with a pH greater than 7, indicating that it is basic as opposed to acidic.

Cnidarians

A phylum of aquatic animals that includes jellyfish, corals, sea anemones, and hydras, characterized by their distinctive cnidocytes.

Inguinal Canal

An anatomical passage in the anterior abdominal wall which in men conveys the spermatic cord and in women the round ligament.