What Is the Main Difference in the Mechanism of Action

question 4

Multiple Choice

What is the main difference in the mechanism of action between topical anesthetics and injectable anesthetics?

• A) Location of the blocking of nerve conduction
• B) Increase of depolarization
• C) Decrease of excitability threshold
• D) All of the above

---

Definitions:

Fixed Action Pattern

A sequence of unlearned acts directly linked to a specific stimulus, which is virtually inevitable and once begun, is carried to completion.

Innate Action Pattern

A pre-programmed response that is triggered by specific environmental stimuli, characteristic of a particular species.

Eyebrow Flick

An often subconscious facial gesture involving a quick raise and lower of the eyebrow, sometimes indicating interest or recognition.

Eibl-Eibesfeldt

Refers to Irenäus Eibl-Eibesfeldt, an ethologist known for his work in human behavior and evolutionary biology.