bursa


Also found in: Dictionary, Thesaurus, Encyclopedia, Wikipedia.

bursa

 [bur´sah] (pl. bur´sae) (L.)
a small fluid-filled sac or saclike cavity situated in places in tissues where friction would otherwise occur. adj., adj bur´sal. Bursae function to facilitate the gliding of muscles or tendons over bony or ligamentous surfaces. They are numerous and are found throughout the body; the most important are located at the shoulder, elbow, knee, and hip. Inflammation of a bursa is known as bursitis.
bursa of Fabricius an epithelial outgrowth of the cloaca in chick embryos, which develops in a manner similar to that of the thymus in mammals, atrophying after 5 or 6 months and persisting as a fibrous remnant in sexually mature birds. It contains lymphoid follicles, and before involution is a site of formation of B-lymphocytes associated with humoral immunity.
bursa muco´sa (mucous bursa) (synovial bursa) a closed synovial sac interposed between surfaces that glide upon each other; it may be subcutaneous, submuscular, subfascial, or subtendinous in location.
subacromial bursa one between the acromion and the insertion of the supraspinatus muscle, extending between the deltoid and the greater tubercle of the humerus. See illustration.
Subacromial bursa, lying between the acromion and supraspinatus tendon and extending between the deltoid and greater tubercle. From Dorland's, 2000.

bur·sa

, pl.

bur·sae

(ber'să, ber'sē), [TA]
A closed sac or envelope lined with synovial membrane and containing synovial fluid, usually found or formed in areas subject to friction (for example, over an exposed or prominent body part or where a tendon passes over a bone).
[Mediev. L., a purse]

bursa

(bûr′sə)
n. pl. bur·sae (-sē) or bur·sas
A sac or saclike bodily cavity, especially one containing a viscous lubricating fluid and located between a tendon and a bone or at points of friction between moving structures.

bur′sal adj.

bursa

A closed tissue space within a joint, which is lined by a synovial membrane, contains hyaluronic acid and lubricin-rich synovial fluid, and which serves as a gliding surface to reduce friction within a joint.

bur·sa

, pl. bursae (bŭr'să, -sē) [TA]
A closed sac or envelope lined with synovial membrane and containing synovial fluid, usually located or formed in areas subject to friction (e.g., over an exposed or prominent part or where a tendon passes over a bone).
[Mediev. L., a purse]

bursa

A small fibrous sac lined with a membrane which secretes a lubricating fluid (synovial membrane). Bursas are efficient protective and friction-reducing structures and occur around joints and in areas where tendons pass over bones.
References in periodicals archive ?
The Sheraton Bursa Hotel and Aloft Bursa are situated in adjacent to the Bursa New Cultural Green Park and upcoming football stadium, while the city is located on the south-east shore of the Sea of Marmara, approximately 235 kilometres from Istanbul.
"Bursa is a touristic city and is an essential historical heritage because of its geographical location, nature and history.
"In parallel, we will be working closely with the BFX Bait Al Bursa division in shaping up the next stage of Islamic products that the exchange is planning to launch and to work jointly on developing the secondary market for better liquidity management in Islamic banks," he added.
The prevalence of obesity in Bursa was found to be 32.2% (37.8% in females, 23.3% in males) according to BMI, 63.2% (69.7% in females, 52.9% in males) according to WaC-IDF criteria, 44.4% (53.6% in females, 29.8% in males) according to WaC--WHO criteria and 64.1% (67.8% in females, 58.4% in males) according to WHR (Table-II).
Bursa Kebap House said the brand primarily aims to grow in the United States, France and the Persian Gulf.
The property will be located in Nilufer, the newest district of Bursa. The hotel will have easy access to the Bursa Organised Industrial Zone, which is 5km away.
Fitch placed Bursa on RWN on 20 August 2018 after the Turkish lira's sharp fall year to date threatened its significant share (38.9%) of unhedged foreign debt.
The subject of the order is the modernization of the volleyball and basketball court with the purchase of equipment at the regional bursa in ostroleka
Bursa Malaysia won the `Most Innovative Global End-to-End Shariah-compliant Investing Platform Asia 2017' for its Bursa Malaysia-I, `Best Commodity Trading Platform Asia' for Bursa Suq Al-Sila (BSAS), its Shariah-compliant commodity trading platform, and 'Best Islamic Exchange Asia 2017' for the Islamic capital market.
ISLAMABAD -- High school students in Bursa enthusiastically participated in the Chughtai Art competition, organized by the Pakistan Embassy in Ankara in collaboration with Turkey's Ministry of National Education.
Benchmark palm oil futures for March delivery on the Bursa Malaysia Derivatives Exchange rose 0.3 percent to 3,122 ringgit ($697.81) per tone by the midday break.