When Anesthesia or Toxins, Such as Tetrodotoxin from the Puffer

question 76

Multiple Choice

When anesthesia or toxins, such as tetrodotoxin from the puffer fish, block a sodium channel, they

• A)prevent an action potential from occurring.
• B)cause a negative after-potential to occur.
• C)decrease the amount of dopamine at the receptor sites.
• D)cause an excessive release of acetylcholine into the synaptic cleft.

---

Definitions:

Bridge

In networking, a device that connects and passes communication between two network segments.

Worms

Malicious software programs that replicate themselves in order to spread to other computers, often causing harm by consuming bandwidth or corrupting data.

Bogus IP Address

A fake or fraudulent Internet Protocol address used to mask a user's true online identity.

Fiber-Optic Cable

A cable that transmits data via light waves along glass or plastic fibers.