Which of the Following Structures Normally Prevents Swallowed Food from Entering

question 22

Multiple Choice

Which of the following structures normally prevents swallowed food from entering the larynx and trachea?

• A)tongue
• B)teeth
• C)lower gastroesophageal sphincter
• D)epiglottis

---

Definitions:

Choline Acetyltransferase

An enzyme responsible for synthesizing the neurotransmitter acetylcholine, crucial for muscular function and memory.

Acetylcholine Synthesis

The production process of acetylcholine, a neurotransmitter crucial for many functions ranging from muscle stimulation to memory.

Vesicular Traffic

The process of transport and exchange of vesicles containing proteins and other molecules within a cell, crucial for cellular function and communication.

Cognitive Decline

Gradual loss of cognitive functions including memory, thinking, and reasoning abilities, often associated with aging or neurological conditions.