The alar septum is a term that is commonly used in the field of anatomy. It refers to the thin layer of tissue that separates the nostril from the nasal cavity. This structure is important for maintaining the shape and function of the nose, and is also involved in the process of breathing. In this article, we will explore the definition and meaning of alar septum in greater detail.
Definitions
The alar septum is defined as the cartilage that separates the nostrils from the nasal cavity. It is a thin, flexible structure that is made up of connective tissue and is covered by a thin layer of mucous membrane. The alar septum is important for maintaining the shape and function of the nose, and is also involved in the process of breathing.
Origin
The term “alar septum” comes from the Latin words “ala” (meaning “wing”) and “septum” (meaning “partition”). This reflects the structure of the alar septum, which is shaped like a wing and acts as a partition between the nostril and the nasal cavity.
Meaning in different dictionaries
According to the Merriam-Webster dictionary, the alar septum is “the cartilage that separates the nostrils from each other in the nasal cavity”. The Oxford English Dictionary defines it as “the thin, flexible cartilage that separates the nostrils from the nasal cavity”.
Associations
The alar septum is closely associated with other structures in the nose, including the nasal bones, the nasal cartilage, and the nasal mucosa. Together, these structures help to maintain the shape and function of the nose, and are involved in the process of breathing.
Synonyms
Some synonyms for alar septum include nasal septum, nostril partition, and nasal cartilage.
Antonyms
There are no specific antonyms for alar septum, as it is a unique structure in the nose.
The same root words
The root words “ala” and “septum” are also found in other anatomical terms, such as the ala nasi (the wing of the nose) and the interatrial septum (the partition between the two atria of the heart).
Example Sentences
- The surgeon carefully examined the patient’s alar septum before performing the surgery.
- A deviated alar septum can cause breathing difficulties and other nasal problems.
- The alar septum is an important structure for maintaining the shape and function of the nose.