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/ˈbɜːsə/ · noun
(anatomy) Any of the many small fluid-filled sacs located at the point where a muscle or tendon slides across bone. These sacs serve to reduce friction between the two moving surfaces..
A bursa over the anterior aspect of the upper end of the tibia, between the patellar tendon and the tubercle of the tibia, is sometimes enlarged, and may be mistaken for synovitis of the joint.
Bursitis is inflammation of a bursa, which results in pain, tenderness, and stiffness and in some cases, swelling and redness.
A bursa may be present deep to coracobrachialis tendon.
The general relations of the bursa to the cloaca are shown in the two accompanying figures.
The dark, crescentic area is the opening of the bursa, from which the covering membrane is temporarily withdrawn.
The bursa is located near the terminal portion of the cloaca and, like the thymus, is a lymphoepithelial organ.
That portion of the dilated vas deferens which lies outside the cavity of the genital bursa is called the external seminal vesicle .
In other groups, all members of each clade lack a bursa copulatrix. Conversely, some taxa such as many Dendronotina may lack a receptaculum but possess a bursa.
Use bursa when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Bursa means (anatomy) Any of the many small fluid-filled sacs located at the point where a muscle or tendon slides across bone. These sacs serve to reduce friction between the two moving surfaces..
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
A bursa over the anterior aspect of the upper end of the tibia, between the patellar tendon and the tubercle of the tibia, is sometimes enlarged, and may be mistaken for synovitis of the joint.
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