Oropharynx

Definition

The oropharynx is the middle part of the pharynx, located behind the oral cavity. It plays a crucial role in the digestive and respiratory systems by serving as a passageway for food and air.

5 Must Know Facts For Your Next Test

1. The oropharynx is lined with stratified squamous epithelium to protect against abrasion from food.
2. It contains important structures such as the tonsils, which are part of the immune system.
3. During swallowing, the oropharynx helps direct food from the mouth to the esophagus.
4. Muscles in the oropharynx assist in both voluntary and involuntary phases of swallowing.
5. Conditions like pharyngitis can affect the oropharynx, impacting both digestion and respiration.

Review Questions

• What type of epithelium lines the oropharynx and why is it important?
• How does the oropharynx contribute to both digestion and respiration?
• Name one common condition that affects the oropharynx and describe its impact.

Related terms

Esophagus:

A muscular tube that connects the throat (pharynx) with the stomach.

Epiglottis: A flap of cartilage located at the root of the tongue, which covers the windpipe while swallowing.

Tonsils: Clusters of lymphatic tissue in the pharynx that play a role in immune response.