Urinary System Flashcards
Calciferol
Active form of vitamin, secreted by the kidney
Arteriole
Small artery
Calyx or calix
Calixes or calices
Cup like collecting region of the renal pelvis
Catheter
Tube for injecting or removing fluid
Cortex
Outer region of an organ
Creatinine
Nitrogenous waste excreted in urine
Creating clearance
A measure of the efficiency of the kidneys in removing creatine from the blood
Electrolyte
Chemical element that carries an electrical charge when dissolved in water
Erythropoietin
EPO
Hormone secreted by the kidney to stimulate the production of red blood cells by bone marrow
Filtration
Process whereby some substances, but not all, pass through a filter
Glomerular capsule
Enclosing structure surrounding each glomerulus
Glomerulus
Tiny ball of capillaries in the kidneys
Hilum
Depression in a organ where blood vessels and nerves enter and leave
Kidney
One of two bean shaped organs on either side of the backbone in the lumbar region, it filters nitrogenous wastes from the bloodstream to form urine.
Meatus
Opening or canal
Medulla
Inner region of an organ
Medulla cavity
In long bones, the inner most part of the containing red and yellow bone marrow
Nephron
Combination of glomerulus and renal tubule where filtration, reabsorption, and secretion take place in the kidney
Nitrogenous waste
Substance containing nitrogen and excreted in urine.
Potassium
Electrolyte regulated by the kidney so that the proper on contraction is maintained within the blood
Reabsorption
Process whereby renal tubules return materials necessary to the body back into the bloodstream
Renal artery
Blood vessels that carries blood to the kidney
Renal pelvis
Central collecting region on the kidney
Renal vein
Blood vessel that carries blood away from the kidney and toward the heart
Renin
Hormone secreted by the kidney, it raises blood pressure by influencing vasoconstriction ( narrowing of blood vessels)
Sodium
Electrolyte regulated by the kidney; needed for proper transmission of nerve impulses
Trigone
Triangular area in the urinary bladder
Urea
Major nitrogenous waste excreted in urine
Ureter
One of the two tubules leading from the kidneys to the urinary bladder
Urethra
Tube leading from the urinary bladder to the outside of the body
Uris acid
Nitrogenous waste excreted in the urine
Urinary bladder
Hollow, muscular sac that holds and stores urine
Urination
Process of expelling urine, also called micturition
Cali/o; Calic/o
Calyx; cup shaped
Caliectasis
Caliectasis is a kidney condition in which the part of the kidney that drains urine into the bladder becomes dilated.
Caliceal
Pertaining to the calyx
Cyst/o
Urinary bladder
Cystitis
Bacterial infection of the urinary bladder and inflammation of the bladder
Cystectomy
Surgical removal of the bladder or a part of it
Cystostomy
An opening made on the urinary bladder
Glomerul/o
Glomerulus
Glomerular capsule
is a cup-like sac at the beginning of the tubular component of a nephron in the mammalian kidney that performs the first step in the filtration of blood to form urine.
Meat/o
Meatus
Meatal stenosis
Meatal stenosis is a narrowing of the opening of the urethra, the tube through which urine leaves the body.
Nephr/o
Kidney
Parenephric
Near the kidney
Nephroptosis
Is an abnormal condition in which the kidney drops down into the pelvis when the patient stands up.
Nephropexy
An operation to put a floating kidney in place
Nephrolithotomy
Incision into the kidney to remove a kidney stone
Hydronephrosis
Swelling of the kidney due to a build up of urine;
Obstruction of urine flow due to a renal calculi
Nephrostomy
A nephrostomy is an artificial opening created between the kidney and the skin which allows for the urinary diversion directly from the upper part of the urinary system (renal pelvis).
Pyel/o
Renal pelvis
Pyelolithotomy
Removal of a large stone contributing to a blockage of urine flow and development of infection
Ren/o
Kidney
Renal ischemia
The deficiency of blood in one or both kidneys
Renal colic
Intermittent spasms of pain cause by inflammation and distention on the kidney
Trigon/o
Trigone; region of the bladder
Trigontitis
Inflammation of the bladder Trigone
Ureter/o
Ureter
Ureteroplasty
Surgical repair of the ureter
Ureteroileostomy
Surgical implantation of a ureter into an isolated segment of the ileum which drains through an abdominal stoma.
Urethr/o
Urethra
Urethritis
Inflammation of the urethra
Urethroplasty
Surgical repair of the urethra
Urethral stricture
An abnormal narrowing of the urethra
Vesic/o
Urinary bladder
Intravesical
Within the urinary bladder
Vesicoureteral reflux
is the abnormal flow of urine from the bladder to the upper urinary tract.
Albumin/o
Albumin (a protein in the blood)
Albuminuria
Having too much protein in the urine
Azot/o
Nitrogen
Azotemia
Abnormally high levels of nitrogen in the blood
Bacteri/o
Bacteria
BUN
Blood urea nitrogen
Bacteriuria
A significant number of bacteria in the urine
UTI
Urinary tract infection
C&S
Culture and sensitivity testing
Dips/o
Thirsty
Polydipsia
Excessive thirst
Kal/o
Potassium
Hyperkalemia
High potassium level in the blood
Ket/o; keton/o
Ketone bodies
Ketosis
s a condition in which levels of ketones (ketone bodies) in the blood are elevated.
Acetone
A ketone body that is released from the blood in the lungs and exhaled through the mouth
Lith/o
Stone
Nephrolithiasis
Kidney stone
Natr/o
Sodium
Hyponatremia
A condition that happens when the levels of sodium in your body is low
Noct/o
Night
Nocturia
Frequent urination at night
Olig/o
Scanty
Oliguria
Low output of urine
-Poeitin
Substance that forms
Erythropoietin
Hormone produced largely in the kidneys that influences the rate of production of red blood cells (erythrocytes).
Py/o
Pus
Pyuria
Condition of urine containing pus
-tripsy
Crushing
Lithotripsy
is a procedure that uses shock waves to break up stones in the kidney, bladder, or ureter (tube that carries urine from your kidneys to your bladder).
Ur/o
Urine
Uremia
toxic effects of abnormally high concentrations of nitrogenous substances in the blood as a result of the kidney’s failure to expel these waste products by the way of urine
Enuresis
Not being able to control your urination
Diuresis
Increased or excessive production of urine
Anti diuretic hormone
acts to maintain blood pressure, blood volume and tissue water content by controlling the concentration of urine made by the kidneys.
Urinary incontinence
Loss of bladder control resulting in urine leaking out of the urethra
Urinary retention
The inability to empty the bladder of urine completely or the outflow of urine is blocked
-uria
Urination or urine condition
Dysuria
Painful urination
Anuria
Condition when the kidneys are not able to produce urine
Hematuria
Presence of blood in urine
Glycosuria
Excretion of glucose in urine
Polysuria
A condition where you urinate an excessive or large amount of urine that is not normal
Specific gravity
Reflects the amounts of wastes, minerals, and solids into the urine