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  2. Hematuria - Wikipedia

    en.wikipedia.org/wiki/Hematuria

    Hematuria or haematuria is defined as the presence of blood or red blood cells in the urine. [1] ". Gross hematuria" occurs when urine appears red, brown, or tea-colored due to the presence of blood. Hematuria may also be subtle and only detectable with a microscope or laboratory test. [2] Blood that enters and mixes with the urine can come ...

  3. Urinary system - Wikipedia

    en.wikipedia.org/wiki/Urinary_system

    The purpose of the urinary system is to eliminate waste from the body, regulate blood volume and blood pressure, control levels of electrolytes and metabolites, and regulate blood pH. The urinary tract is the body's drainage system for the eventual removal of urine. [1] The kidneys have an extensive blood supply via the renal arteries which ...

  4. Bladder - Wikipedia

    en.wikipedia.org/wiki/Bladder

    Large intestine, 14. Pelvis. The bladder is a hollow organ in humans and other vertebrates that stores urine from the kidneys. In placental mammals, urine enters the bladder via the ureters and exits via the urethra during urination. [1][2] In humans, the bladder is a distensible organ that sits on the pelvic floor.

  5. Urinary meatus - Wikipedia

    en.wikipedia.org/wiki/Urinary_meatus

    Urinary meatus. The urinary meatus[a] (/ miːˈeɪtəs /, mee-AY-təs; pl.: meatus or meatuses), also known as the external urethral orifice, is the opening of the urethra where urine exits the penis or vulva during urination. It is where semen exits the penis during ejaculation. The meatus has varying degrees of sensitivity to touch.

  6. Urinary tract infection - Wikipedia

    en.wikipedia.org/wiki/Urinary_tract_infection

    A urinary tract infection (UTI) is an infection that affects a part of the urinary tract. [1] Lower urinary tract infections may involve the bladder (cystitis) or urethra (urethritis) while upper urinary tract infections affect the kidney (pyelonephritis). [10] Symptoms from a lower urinary tract infection include suprapubic pain, painful ...

  7. Urine - Wikipedia

    en.wikipedia.org/wiki/Urine

    Urine is a liquid by-product of metabolism in humans and in many other animals. In placental mammals, urine flows from the kidneys through the ureters to the urinary bladder and is ejected from the penis or vulva through the urethra during urination. In other vertebrates, urine is excreted through the cloaca. [1]

  8. Excretory system - Wikipedia

    en.wikipedia.org/wiki/Excretory_system

    Excretory system. The excretory system is a passive biological system that removes excess, unnecessary materials from the body fluids of an organism, so as to help maintain internal chemical homeostasis and prevent damage to the body. The dual function of excretory systems is the elimination of the waste products of metabolism and to drain the ...

  9. Urinary tract ultrasound - Wikipedia

    en.wikipedia.org/wiki/Urinary_tract_ultrasound

    Ultrasound of the urinary tract is performed by a probe placed on the abdominal wall, called a transducer. [1] This occurs while a person is lying down. [1] It is then moved around to better visualise different parts of the urinary tract. [1] Gel is used on the abdominal wall, allowing smooth movement and improve sound conduction. [1]