| balloon atrial septostomy |
Rashkind balloon atrial septostomy, surgical creation of an opening in the interatrial septum of the heart by passage of a balloon catheter from the right atrium through the septum to the left atrium, at which point the balloon is inflated and the catheter is then withdrawn to create an interatrial septal defect; performed in transposition of the great vessels with an intact septum.
출처: www.mercksource.com/pp/us/cns/cns_hl_dorlands.jspz...
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| ball |
In baseball, the strike zone is a conceptual rectangular area over home plate which defines the boundaries through which a pitch must pass in order to count as a strike when the batter does not swing. The top of the strike zone is the mid-level between the top of the batter's shoulders and his belt, and the bottom is at the level just beneath the knee cap. The right and left boundaries of the strike zone correspond to the edges of home plate. ...
출처: en.wikipedia.org/wiki/Ball_(baseball_statistics)
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| ballistospore |
is actively discharged from fungal fruit body (mushroom).
출처: en.wikipedia.org/wiki/Spore
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| ball-and-socket joint |
----A joint is the location at which two bones make contact. Structurally, the joints are classified as:*fibrous - bones are connected by fibrous connective tissue.*cartilaginous - bones are connected by cartilage.*synovial - there is a space (synovial cavity) between the articulating bones.Functionally, they can be classified as:*synarthrosis - permit no movement.*amphiarthrosis - permit little movement.*diarthrosis - permit a variety of movements (e.g. flexion, adduction, pronation). ...
출처: en.wikipedia.org/wiki/Ball-and-socket_joint
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| Ball's valve |
(Ball's valve) (bawlz) [Sir Charles Bent Ball, Irish surgeon, 1851?916] valvulae anales.
출처: www.merckmedicus.com/pp/us/hcp/thcp_dorlands_conte...
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