Which of the Following Changes in the Respiratory System Does

question 65

Multiple Choice

Which of the following changes in the respiratory system does NOT occur because of the aging process?

• A)The lungs become more elastic.
• B)The lungs become less elastic.
• C)The rib cage becomes less flexible.
• D)The number of alveoli is reduced.
• E)Hypoxic changes occur in other organ systems.

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Definitions:

Small Intestine

The part of the gastrointestinal tract between the stomach and large intestine, where most of the digestion and absorption of nutrients takes place.

Duodenum

The first part of the small intestine immediately beyond the stomach, where most chemical digestion takes place.

Jejunum

The mid-section of the small intestine in humans, where most of the digestion and absorption of nutrients occurs.

Crop

Of birds and some invertebrates, an enlarged portion of the esophagus that stores food.