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urethra, duct that transmits urine from the bladder to the exterior of the body during urination. The urethra is held closed by the urethral sphincter, a muscular structure that helps keep urine in the bladder until voiding can occur. The human male urinary bladder and urethra. Because the urethra is anatomically linked with the reproductive ...
The urethra (pl.: urethras or urethrae) is a tube that connects the mammalian urinary bladder to the urinary meatus in the glans penis or vulval vestibule.Male and female placental mammals release urine through the urethra during urination, but males also release semen through the urethra during ejaculation.. The external urethral sphincter is a striated muscle that allows voluntary control ...
27 de abr. de 2016 · The ureters are about 8 to 10 inches long. Muscles in the ureter walls tighten and relax to force urine down and away from the kidneys. Small amounts of urine flow from the ureters into the bladder about every 10 to 15 seconds. Sometimes the ureters can become blocked or injured. This can block the flow of urine to the bladder.
Isidora Paulina Ureta Fischer (Santiago, 22 de enero de 1992), también conocida con el seudónimo de Tita Ureta, es una presentadora de televisión, periodista y deportista chilena. [1] Biografía. Hija de Paulina Fischer y Emeterio Ureta, [2] es la menor de dos hermanos. Su relación con el deporte comenzó en la educación primaria en el Colegio San Benito de Vitacura, donde participaba en ...
20 de ene. de 2018 · Ureter. The ureter is a tube that carries urine from the kidney to the urinary bladder. There are two ureters, one attached to each kidney. The upper half of the ureter is located in the abdomen ...
9 de oct. de 2022 · Tenía en su ropero un mundo de disfraces. Era un histrión, un malabarista del gesto y un ilusionista de la voz. El talento de César ‘El Loco’ Ureta animó la televisión peruana desde ...
LEONIDAS AVENDAÑO URETA (1860 – 1946) Nace en Lima en 1860, ingresa a la Facultad de Medicina y siendo aún estudiante funda con Francisco del Barco, David Matto y Emilio García la Sociedad Médica Unión Fernandina en 1883. Destacado docente de Medicina Legal y Deontología. Fue Director de la Morgue de Lima.
