As the Result of an Asthmatic Attack

question 180

Multiple Choice

As the result of an asthmatic attack,

• A) ventilation exceeds the ability of blood to pick up oxygen.
• B) ventilation is inadequate to oxygenate blood.
• C) pulmonary blood flow is reduced while ventilation remains normal.
• D) the surface area available for gas exchange increases.
• E) bronchioles dilate.

---

Definitions:

Concentration

Amount of solute per unit volume of a solution.

Cones

Photosensitive cells located in the retina of the eye, responsible for color vision and the ability to perceive fine details.

Fovea

The fovea is a small depression in the retina of the eye where visual acuity is highest. It is densely packed with cones and is crucial for detailed vision.

Receptors

Proteins typically found on cell surfaces that bind to specific molecules, triggering a response in the cell.