Chapter 9, Problem 2MC

Bedsores ________. can be treated with topical moisturizers can result from deep massages are preventable by eliminating pressure points are caused by dry skin

17. Cartilage is found in which of the following structures of the tracheobronchial tree? 1. Bronchioles 2. Respiratory bronchioles 3. Segmental bronchi 4. Terminal bronchioles A. 1 only B. 3 only C. 2 and 3 only D. 1 and 4 only

New research suggests a link between some microbes that normally live in the body and seemingly unrelated major illnesses. The gum disease called periodontitis itself is not life-threatening, for instance, but it is a fairly good predictor for heart attacks. Bacteria that cause gum disease can trigger inflammation. Thinking back to your reading in Chapter 7, how do you suppose that this response also may be harmful to the heart?

The micrograph to the right shows cells from the lining of an airway leading to the lungs. The gold cells are ciliated and the darker brown ones secrete mucus. What type of tissue is this? How can you tell?

The pleural cavity is a part of which cavity? dorsal cavity thoracic cavity abdominal cavity pericardial cavity

7. Which of the following has the greatest combined cross-sectional area? A. Terminal bronchioles B. Labar bronchi C. Trachea D. Segmental bronchi

Jane Doe is infected with HIV. One of her medications is acyclovir, which is a/an ____________________ drug used to treat viral infections or to provide temporary immunity.

Under normal resting conditions, the diffusion of oxygen and carbon dioxide is usually completed in about 1. 0.25 second 2. 0.50 second 3. 0.75 second 4. 1.0 second 5. one-third of the time available: A. 2 only B. 3 only C. 4 and 5 only D. 1 and 5 only