What is the difference between Concha and meatus?
Projecting out of the lateral walls of the nasal cavity are curved shelves of bone. They are called conchae (or turbinates). Inferior meatus – between the inferior concha and floor of the nasal cavity. Middle meatus – between the inferior and middle concha.
What is a meatus in nose?
The nasal meatuses are distinct air passages of the lateral nasal cavity located inferior to each nasal conchae.
What is a meatus Fossae?
In anatomy, a meatus (/miːˈeɪtəs/, mee-AY-təs), plural “meatus” or “meatuses”, is a natural body opening or canal. Meatus may refer to: one of the nasal meatuses – the superior meatus, middle meatus and inferior meatus; each are passages through the nasal cavity within the skull.
Which sinuses drain into which meatus?
superior meatus
The superior meatus drains for the sphenoid and posterior ethmoid sinuses. The middle meatus drains the frontal, anterior ethmoid, and maxillary sinuses. The inferior meatus contains the orifice of the nasolacrimal duct.
What’s the difference between meatus and canal?
As nouns the difference between canal and meatus is that canal is canal while meatus is (anatomy) a tubular opening or passage in the body.
Why is it called a meatus?
It’s derived from the Latin “meare,” which means “to go.” You get a meatus! You get a meatus!
What is an example of the meatus?
Meatus – A tube-like channel that extends within the bone, which may provide passage and protection to nerves, vessels, and even sound. Examples include external acoustic meatus and internal auditory meatus. Neck – The segment between the head and the shaft of a bone.
What is the difference between tuberosity and tubercle?
Tuberosity – A moderate prominence where muscles and connective tissues attach. Its function is similar to that of a trochanter. Examples include the tibial tuberosity, deltoid tuberosity, and ischial tuberosity. Tubercle – A small, rounded prominence where connective tissues attach.