Carbon Dioxide Transport Is an Important Aspect of Maintaining Proper

question 15

Multiple Choice

Carbon dioxide transport is an important aspect of maintaining proper pH in blood because

• A)carbon dioxide is basic when dissolved in water.
• B)a high pH causes more carbon dioxide to dissolve in blood.
• C)the multiple equilibria between CO₂ and bicarbonate ion involve hydrogen ions.
• D)carbon dioxide can affect the acidity of hemoglobin molecules.
• E)none of the above

---

Definitions:

Economize

The act of using resources efficiently, especially to reduce costs.

Payroll Tax

A tax imposed on employers or employees, and is usually calculated as a percentage of the salaries that employers pay their staff.

Medicare Beneficiaries

Individuals who are eligible to receive health care benefits under the Medicare program, typically those aged 65 and over or with certain disabilities.