The organs of the urinary system include the kidneys, renal pelvis, ureters, bladder and urethra. The body takes nutrients from food and converts them to energy. After the body has taken the food components that it needs, waste products are left behind in the bowel and in the blood.
What is the correct order of the pathway of urination?
From the calyxes, pee travels out of the kidneys through the ureters (pronounced: YUR-uh-ters) to be stored in the bladder (a muscular sac in the lower belly). When a person urinates, the pee exits the bladder and goes out of the body through the urethra (pronounced: yoo-REE-thruh), another tube-like structure.
What are the 4 parts of the urinary system and list the functions for each?
Your urinary system is made up of: 2 kidneys – organs that filter blood to make urine. the bladder – an organ for storing urine. 2 ureters – tubes connecting your kidneys to your bladder.
Which layer of support tissue holds the kidneys?
Each kidney is held in place by connective tissue, called renal fascia, and is surrounded by a thick layer of adipose tissue, called perirenal fat, which helps to protect it. A tough, fibrous, connective tissue renal capsule closely envelopes each kidney and provides support for the soft tissue that is inside.
What is the anatomy of the urinary system? – Related Questions
How large is a kidney?
Normally, kidneys are about the size of a fist or 10 to 12 cm (about 5 inches).
What type of muscle is the kidney?
Abstract. Contractile proteins of smooth muscle type were found in kidney cells by immunological methods.
What are the three layers of tissue in kidney?
Each kidney consists of an outer renal cortex, an inner renal medulla, and a renal pelvis. Blood is filtered in the renal cortex. The renal medulla contains the renal pyramids, where urine formation takes place.
What are the three layers of the kidney and there function?
The cortex is the outer layer and contains the kidney’s filtering structures. The medulla is the middle layer. It drains the urine into tubes and empties into the renal pelvis. The renal pelvis is the inner layer that leads to the ureter.
What is the inner layer of the kidney called?
Each of your two kidneys has a renal cortex (outer layer where filtering begins), a renal medulla (inner layer), and each kidney is attached to a ureter.
What is the outer layer of the kidney called?
The outermost layer is a tough connective tissue layer called the renal fascia. The second layer is called the perirenal fat capsule, which helps anchor the kidneys in place. The third and innermost layer is the renal capsule.
What Colour are kidneys?
Most people have two kidneys, one on either side of the spine under the lower ribs. They are bean-shaped and reddish brown in colour. Each kidney is about the size of a clenched fist.
What hormone is secreted by the kidneys?
Hormones The kidneys secrete a number of hormones, which are important for normal functioning of the body. One such hormone is renin, which keeps blood pressure normal. If blood pressure falls, renin is secreted by the kidneys to constrict the small blood vessels, thereby increasing blood pressure.
What is pelvis in kidney?
(REE-nul PEL-vus) The area at the center of the kidney. Urine collects here and is funneled into the ureter, the tube that connects the kidney to the bladder.
What are the 4 types of pelvis?
Although pelvises can be classified according to diameter, in obstetric practice they are often divided into 4 main types: gynecoid, android, anthropoid, and platypelloid, based mainly on the shape of the pelvic inlet [5].
What is renal sinus?
The renal sinus is a fat-filled cavity in the middle of the kidney that cushions important parts. One of those parts is the renal pelvis, which collects urine as it’s produced by the kidney. The most common disorder associated with the renal sinus is a cyst, which often has no symptoms. Urology 216.444.5600.
What is a pancake kidney?
Pancake kidney is described as a renal mass located in the pelvis which is formed by complete medial fusion of renal parenchyma without intervening septum. Each kidney has its own collecting system and anteriorly placed short ureters entering the bladder normally.
What is ectopic kidney?
An ectopic kidney is a kidney located below, above, or on the opposite side of the kidney’s normal position in the urinary tract. The two kidneys are usually located near the middle of your back, just below your rib cage, on either side of your spine.
Can a person have four kidneys?
“It’s extremely rare for additional kidneys to be complete. One in a million is probably about right,” says Niaz Ahmad, a transplant surgeon at St James’s University Hospital in Leeds.
What is horseshoe kidney?
Horseshoe kidney is a condition in which the kidneys are fused together at the lower end or base. By fusing, they form a “U” shape, which gives it the name “horseshoe.”
What is vesicoureteral reflux?
Vesicoureteral (ves-ih-koe-yoo-REE-tur-ul) reflux is the abnormal flow of urine from your bladder back up the tubes (ureters) that connect your kidneys to your bladder.
