For example, it controls digestion, respiration, the contractions of the heart and of smooth muscles in blood vessels, and the release, by the endocrine system, of hormones which regulate metabolism and growth. Hormones themselves can influence behaviour by their effects on specific parts of the brain.
Hematuria is also common in older men due to the use of certain medications or prostate enlargement. Blood in urine may occur due to infection, inflammation, or injury to the urinary system. Small amounts of blood are typically associated with kidney damage, while lower urinary tract conditions lead to gross hematuria. Kidney and ureter stones commonly cause hematuria in individuals younger than 40 years of age.
Blood in the urine of either men or women can be caused by infections that involve the kidneys, the ureters, the bladder or trauma to the penis (in men).It can also be caused by kidney stones as they pass through the ureters. If urine is visible to the eye then it's called Gross Hematuria.onfidence votes 2.3K. Blood in the urine of either men or women can be caused by infections that involve the kidneys, the ureters, the bladder or trauma to the penis (in men). It can also be caused by kidney stones as they pass through the ureters.