If the Sentence Is Limited Enough to Be the Topic

question 4

Multiple Choice

If the sentence is limited enough to be the topic sentence of a good paragraph, select "good topic sentence." If the sentence is NOT limited enough to be the topic sentence of a good paragraph, select "needs revision."
-This paragraph will be about my family.

• A) good topic sentence
• B) needs revision

---

Definitions:

Functional Magnetic Resonance Imaging

A neuroimaging technique that measures and maps brain activity by detecting changes associated with blood flow.

Positron Emission Tomography

An imaging technique that detects positrons emitted by a radioactively labeled substance in the body, used to observe metabolic processes.

Voltage-Gated

Referring to ion channels that open or close in response to changes in electrical membrane potential.

Sodium

Sodium is a chemical element with the symbol Na and atomic number 11, a soft, silvery-white, highly reactive metal.