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Clin Lab 3 - UA
Urinalysis
Question | Answer |
---|---|
anuria | absence of urine |
azotemia | higher than normal blood levels of creatinine and/or blood urea nitrogen |
bilirubinuria | the presence of bilirubin in the urine |
brownian movement | the shifting of cells or particles, with little movement relative to each other |
conjugation | the act of joining |
crystalluria | the presence of crystals in the urine |
cystitis | inflammation of the urinary bladder |
cystocentesis | insertion of a hollow needle into the urinary bladder, usually to withdraw a urine sample for analysis |
cystotomy | surgical incision into the urinary bladder |
dysuria | difficult or painful urination |
glucosuria/glycosuria | the abnormal presence of glucose in the urine |
hematuria | the presence of blood in the urine |
hemoglobinuria | the abnormal presence of hemoglobin in the urine |
isosthenuria | dilute urine |
ketonemia/ketosis | the presence of abnormally large amounts of ketones in the blood |
ketonuria | the abnormal presence of ketones in the urine |
lipuria/lipiduria | fat in the urine |
myoglobinuria | the abnormal presence of myoglobin in the urine |
nephritis | inflammation of the kidneys |
nephron | the kidney's structural and functional unit that filters blood |
oliguria | the formation of less urine than is normal |
perfusion | delivery of oxygen and nutrients, carried by blood, that flows into tissues |
peristalsis | wave-live muscle contractions |
pollakiuria | frequent urination |
polydipsia | excessive drinking |
polyuria | the production of larger than normal amounts of urine |
postrenal | pertaining to the structures within the urinary tract that drain urine from the kidneys |
precipitate | a deposit of solid particles settled out of a solution |
prerenal | pertaining to something that happens before the kidneys |
proteinurina | the presence of abnormally large amounts of protein in the urine |
pyelonephritis | infection of one or both kidneys/inflammtion of the kidney and renal pelvis |
pyruia | the abnormal presence of pus or WBCs in the urine |
refractile/refractive | able to bend light |
renal threshold | the concentration level up to which a substance in the blood is prevented from passing through the kidneys into the urine |
sediment | the particulate matter that collects at the bottom of a liquid over a period of time or during centrifugation |
specific gravity | the weight (density) of a quantity of liquid compared with that of an equal amount of distilled water |
supernatant | the liquid portion of a sample after centrifugation |
urolith | urinary stone (calculi) |
urolithiasis | presence of calculi in the urinary tract |
void | to eliminate waste material from the body |
What is the main function of the kidneys? | to extract & remove waste from the blood |
what is the microscopic unit of the kidney called? | the nephron |
the inner layer of the kidney is called the | medulla |
the outer layer of the kidney is called the | cortex |
what are the three phases involved in urine production? | filtration, reabsorption & secretion |
What is the flow of urine production? | afferent arteriole-->glomerulus-->Bowman's capsule-->PCT-->Loop of Henle-->DCT-->large collecting duct-->renal pelvis-->ureter-->excretion |
What are the 4 methods for urine collection? | free catch/voided, manual expression, catheterization & cystocentesis |
What does the bladder feel like? | slippery water balloon |
when should you never try to express an animal's bladder? | urethral obstruction or fragile bladder wall |
which method of urine collection is used to collect a sterile sample and is the best sample to be sent in for a urine culture and sensitivity? | cystocentesis |
What should you never do with a needle when performing a cystocentesis? | redirect it |