Vignette #2 Juan and Rosa Are in Their Late 20s

question 29

Multiple Choice

Vignette #2 Juan and Rosa are in their late 20s, and both have parents that are experiencing a loss of vitality. Juan's mom has a curved back, and Rosa's mother is obese. Juan's dad is experiencing depression and Rosa's father has macular degeneration. Juan and Rosa have many questions about how to avoid these conditions in their future if possible. Let's answer their questions to see if we can help them. Which of the following is not recommended for Juan and Rosa in order to offset bone loss that typically occurs with aging?

• A) Take calcium citrate supplements.
• B) Substitute fat-free milk for soft drinks and choose non-fat yogurt as a snack.
• C) Purchase calcium-fortified orange juice.
• D) Drink red wine daily.
• E) Take a daily walk and a weekly weight-training class.

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Definitions:

Ventilation-Perfusion Coupling

The coordination between the air flow in the lungs (ventilation) and the blood flow in the circulatory system (perfusion), essential for efficient gas exchange.

Alveoli

Tiny air sacs within the lungs where the exchange of oxygen and carbon dioxide occurs, crucial for breathing and systemic respiration.

Blood Flow

The continuous circulation of blood through the cardiovascular system, delivering oxygen and nutrients to and removing waste products from tissues.

Reticular Fibers

Fine, threadlike fibers in connective tissue that form a network around various cells and support the tissue structure.