L-Dopa Is Administered Instead of Dopamine to Treat Parkinson's Disease

question 44

Multiple Choice

L-Dopa is administered instead of dopamine to treat Parkinson's disease because __________.

• A) it produces fewer side effects
• B) it crosses the blood-brain barrier more easily than dopamine
• C) it can metabolize better into norepinephrine
• D) none of the above

---

Definitions:

Quoted

Refers to the listed price of a security or asset in the financial market.

Treasury Bond

A Treasury bond is a long-term government debt security with a maturity of more than ten years, issued by the U.S. Department of the Treasury, and is backed by the U.S. government's credit.

Current Yield

The annual income (interest or dividends) divided by the current price of the security, often used to measure the return on investment of bonds.

Coupon Rate

The interest rate the issuer of a bond agrees to pay annually to the holder, expressed as a percentage of the bond's face value.