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1)
#43,061
かつやくきん
かつやくきん
Meaning
    1. ①
      anatomy
      sphincter (muscle); constrictor
    1. ①
      EN A sphincter is a circular muscle that normally maintains constriction of a natural body passage or orifice and which relaxes as required by normal physiologi...
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3)
#203,618
にょうどうかつやくきん
Meaning
    1. ①
      anatomy
      urethral sphincter
    1. ①
      EN The external urethral sphincter originates at the ischiopubic ramus and inserts into the intermeshing muscle fibers from the other side.
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5)
ぼうこうかつやくきん
Meaning
    1. ①
      sphincter muscle of urinary bladder
    1. ①
      EN The internal sphincter muscle of urethra is a urethral sphincter muscle which constricts the internal urethral orifice.
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