Sets (68)
Classes (0)
Urine Formation definitions
| # | Definition | Sets |
|---|---|---|
| 1 | formed by the four actions of the kidneys, glomerular filtration, tubular reabsorbtion, renal concentration, and tubular concentration | 13 sets |
| 2 | filtration, reabsorption, and secretion. | 12 sets |
| 3 | blood entering the glomerulus is filtered through the capillary cell membranes, a thin basal lamina and the thin membrane of the visceral layer of bowman's capsule. blood pressure drives filtration with some local control given by constriction of the afferent or efferent arterioles. water, small molecules (glucose, amino acids, urea), electrolytes (sodium, chloride, potassium) some small proteins are freely filtered at the glomerulus while blood cells and large plasma proteins (larger than ~70,000 mw) are retained in the blood stream. the resultant ultrafiltrate in the nephron is altered by the processes of secretion and reabsorption before exiting the kidney. | 9 sets |
| 4 | filtration, reabsorption, secretion | 8 sets |
| 5 | involves glomerular filtration, tubular reabsorption and tubular secretion | 8 sets |
| 6 | glomerular filtration, tubular reabsorption, tubular secretion | 7 sets |
| 7 | glomerular filtration tubular reabsorption tubular secretion | 5 sets |
| 8 | 1. glomerular filtration 2. tubular reabsorption 3. tubular secretion | 5 sets |
| 9 | filtration, reabsorption, and secretion | 4 sets |
| 10 | -1000-1200 ml of blood/minute--20-25% of co -normal hematocrit of 45%--600-700 ml of blood flowing thru kidneys is plasma -approximately 20% of plasma is filtered at glomerulus=perfusion of gfr (glomerular filtration rate) -approximately 80% of plasma flow through efferent arterioles -ratio is 125/600=0.20 is called filtration fraction (all but 1-2 ml of glomerular filtrate reabsorbed & returned to circulation | 4 sets |
| 11 | glomerular filtration, tubular reabsorption, tubular secretion, water conservation | 4 sets |
| 12 | plasma is filtered at the glomerulus and is reabsorbed and secretes specific components by the renal tubules. | 4 sets |
| 13 | -continuously formed ultrafiltrate of plasma -1,000 - 1,800 ml urine every day from 170,000 ml of filtered plasma -proximal convoluted tubules contribute secretions to filtrate -concentration or dilution of urine occurs in the loop of henle, distal tubules, and collecting ducts. -influenced by bp, adh, acid-base balance, fluid balance, nutrient intake. | 4 sets |
| 14 | this begins when the fluid portion of blood leaves the glomerus and enters the glomerular capsule as glomerular filtrate | 4 sets |
| 15 | 1) glomerular filtration 2) tubular reabsorption 3) tubular secretion | 4 sets |
| 16 | filtration, tubular reabsorption, tubular secretion | 4 sets |
| 17 | - filtration - reabsorption - secretion | 3 sets |
| 18 | the primary excretory function of the kidneys | 3 sets |
| 19 | filtration: filtration membrane in renal corpuscle reabsorption: recovery of nutrients through renal tubules secretion: elimination of materials through renal tubules | 3 sets |
| 20 | principal function of the kidneys. | 3 sets |
| 21 | 1% excreted daily- rest returned to circulation; accomplished through glomerular filtration; normal gfr is 125 ml/min in adults; functinal unit of the kidneys are the nephrons | 3 sets |
| 22 | glomerular filtration, tubular reabsorption, and tubular secretion | 3 sets |
| 23 | filtration from blood into nephron. reabsorption from filtrate into blood. tubular secretion from blood into filtrate. reabsorption of water under effects of adh | 3 sets |
| 24 | • nephron • functional unit of the kidney • urine is formed here • glomerulus • cluster of capillaries surrounded by bowman's capsule • fluids and solutes move across endothelium of the capillaries into the capsule • bowman's capsule • filtrate move from here into the tubule of the nephron • proximal convoluted tubule • most of water and electrolytes are reabsorbed • loop of henle • solutes such as glucose reabsorbed here • other substances secreted • distal convoluted tubule • additional water and sodium reabsorbed here under control of hormones • formed urine then moves to: • calyces of the renal pelvis • ureters • bladder | 2 sets |
| 25 | gfr can adjust _ to meet body-wide needs | 2 sets |
| 26 | -glomerular filtration -tubular reabsorption -tubular secretion | 2 sets |
| 27 | 1. filters into renal tubules from plasma 2. reabsorption into the plasma 3. secretion into renal tubules to excretion | 2 sets |
| 28 | reabsorptive capacity for na+, cl-, and water increased up to 50%; glomerular filtration rate increases up to 50% which increases water and electrolyte secretion in to urine | 2 sets |
| 29 | begins with filtration | 2 sets |
| 30 | filtration reabsorption secretion | 2 sets |
| 31 | involves tubular secretion, tubular reabsorption, and glomerular filtration | 2 sets |
| 32 | 1. filtration of membrane in renal corpuscle 2. reabsorption: recovery of nutrients via renal tubules 3. secretion: elimination of materials via renal tubules | 2 sets |
| 33 | -filtration -reabsorption of water, nutrients, and solutes -removal of water through osmosis | 2 sets |
| 34 | 1. filtration of blood- forms the filtrate 2.reabsorption 3. secretion | 2 sets |
| 35 | the primary excretory function of the kidneys, consists of three processes: plasma filtartion, reabsorption and secretion. | 2 sets |
| 36 | steps -filtration of blood -reabsorption -tubular secretion | 2 sets |
| 37 | - filtration: fluid that goes through glomerulus (afferent arteriole → glomerulus → efferent arteriole) to the rest of nephron. large particles remain in circulatory system - passive process - secretion: substances (acids, bases, ions) secreted by both passive/active transport - secreted from peritubule capillaries - reabsorption: glucose, salts, aa and water reabsorbed from filtrate and return to blood - in proximal convoluted tubule (active) - concentration: dehydrated = small amounts concentrated urine → adh prevents water loss by making distal tubule permeable to water. when bp is low → aldosterone ↑ reabsorption of na⁺ by distal nephron which ↑ water retention | 2 sets |
| 38 | glomerular filtration, tubular reabsorbtion and tubular secretion | 2 sets |
| 39 | glomerular filtration, tubular reabsorption,tubular secretion | 2 sets |
| 40 | between 9th and 12th weeks | 2 sets |
| 41 | 1. glomerular filtration 2. tubular reabsorption - returns all glucose and amino acids, 99% of water, salt, and other components to theblood 3. tubular secretion - reverse of reabsorption: selective addition to urine | 2 sets |
| 42 | the process that involves stretch receptors in the urinary bladder wall being stimulated which in turn sends a signal to the spinal cord influencing the urine reflex. | 2 sets |
| 43 | regulates blood pressure release of ions and water into urine can decrease blood pressure | 2 sets |
| 44 | 3 major processes | 2 sets |
| 45 | filtration: bp forces h2o out of glomerulus into bowman capsule tubular reabsorption: specific return of h2o/mlcs from filtrate into blood tubular secretion: transport of solutes from the blood into filtrate | 2 sets |
| 46 | removes wastes, toxins, and drugs unneeded substances are excreted in urine maintains stable blood composition -excess water/ions are excreted in urine -large change in diet don't alter blood composition -this helps to maintain ion and acid/base balances | 2 sets |
| 47 | begins with filtration (glomerulus) bowmans space surrounds this | 2 sets |
| 48 | 1. glomerular filtration 2. tubular reabsorption (peritubular capillaries reabsorb) 3. tubular secretions (peritubular tubules secrete) | 2 sets |
| 49 | glomerular filtration - certain substances moved from glomerular capillaries into the renal tubules tubular reabsorption - some substances move back into plasma of peritubular capillaries tubular secretion - certain other substances move from the peritubular capillaries into the renal tubules | 1 set |
| 50 | the kidneys filter the bodys entire plasma volume 60 times each day | 1 set |
| 51 | and adjusment of blood compostion involves 3 major processes: glomerular filtration, tubular reabsorption, and secretion | 1 set |
| 52 | fluid, electrolytes and wastes from metabolism are filtered from the blood. | 1 set |
| 53 | waste product is urine which is excreted from the body. urine formation begins with plasma filtration by the glomerular capillaries, called glomerular filtration | 1 set |
| 54 | 1. glomerular filtration, 2. tubular reabsorption, 3. tubular secretion | 1 set |
| 55 | nephrons remove waste from the blood & regulate water & electrolyte concentration | 1 set |
| 56 | through glomerular filtration, tubular reabsorption and tubular secretion | 1 set |
| 57 | glomerular filtration, tubular reabsorption, and tubular secretion. | 1 set |
| 58 | fluids & particles go through: glomerulus/bowmans capsule proximal convoluted tubule loop of henle distal convoluted tubule collecting duct renal pyramids calyces renal pelvis ureters, bladder, urethra | 1 set |
| 59 | 4 stages are; glomerular filtration, tubular resorption, tubular secretion and concentration of urine. | 1 set |
| 60 | -3 major steps -filtration movement of fluid across the filtration membrane into the bowman's capsule -tubular reabsorption: water and solutes are absorbed from the tubular fluid -reabsorbed back into the blood -some waste products will be added to the filtrate, that is called???? -tubular secretion: silutes are released from the blood into the tubular fluid -sometimes obligatory function: ex: has to throw away potassium -movement of fluids across the bowman's capsule due to hydrostatic pressure | 1 set |
| 61 | glomerular filtration tubular reabsorption tubular secretion | 1 set |
| 62 | 1. filtration 2. reabsorption 3. secretion | 1 set |
| 63 | 1. filtration blood at glomerulus 2. tubular reabsorption 3. tubular secretion | 1 set |
| 64 | the material that remains is emptied into the collecting duct. before being dumped into the collecting duct, the loop of henle acts on the filtrate | 1 set |
| 65 | filtration and reabsorption | 1 set |
| 66 | first function of the urinary system | 1 set |
| 67 | starts at glomerulus, plasma filters, fluid pressed into capsule through glomerulus capillaries (7.5 l/hour, 180 l/day) | 1 set |
| 68 | involves filtration, reabsorption, and secretion | 1 set |
| 69 | urine formed 3 processes | 1 set |
| 70 | 1. formation of pre-urine via filtrate 2. reabsorption of water, nutrients, and some solutes 3. removal of water from the final urine via osmosis. | 1 set |
| 71 | it has three steps: filtration, reabsorption, and secretion. | 1 set |
| 72 | 1. glomerular filtration 2. tubular re-absorption and secretion 3. water conservation | 1 set |
| 73 | glomerular filtration + tubular secretion -minus- tubular reabsorption | 1 set |
| 74 | glomerular filtration, reabsorption, secretion, water reabsorption | 1 set |
| 75 | 1. glomerular filtration 2. tubular reabsorption, and 3. secretion | 1 set |
| 76 | glomerular filtration, tubular reabsorption & tubular secretion | 1 set |
| 77 | by concentration of the glomerular filtrate as it passes through the renal tubule | 1 set |
| 78 | filter ... absorb .. secrete | 1 set |
| 79 | filtration,tubular reabsorption,tubular secretion | 1 set |
| 80 | glomerular filtration (in glomerular capsule), tubular reabsorbtion (nutrients, water, ions), tubular secreation (both in real tubules) | 1 set |
| 81 | involves glomerular filtration, tubular reabsorption, and tubular secretion | 1 set |
| 82 | i. filtration: a passive process (pressure); where blood is filtered to produce filtrate. ii. reabsorption: when nutrients, water, and ions are reabsorbed from filtrate, back into blood. iii. secretion: any wastes that are still in the blood are secreted into the filtrate. iv. anything remaining in filtrate is excreted as urine. | 1 set |
| 83 | urine is material left after reabsorption (urea, salt, and water), urine emptied into collecting ducts | 1 set |
| 84 | filtration of plasma in bowman's capsule | 1 set |
| 85 | what are glomerular filtration, tubular reabsorption, and tubular secretion all involved in? | 1 set |
| 86 | begin when the fluid portion of blood leaves the glomerulus and enter s the capsule as filtrate | 1 set |
| 87 | filtration | 1 set |
| 88 | -170,000 ml of filtered plasma is converted to avg daily urin output of 1200 ml -urine consists of urea and other organic ( creatinine and uric acid) and inorganic (chloride, followed by sodium and potassium) chemicals dissolved in water -composition and concentration of urine changes continuously (varies according to water intake and pretest activities) | 1 set |
| 89 | 9-12 weeks | 1 set |
| 90 | glomerular filtrate tubular fluid tubular secretion water conservation | 1 set |
| 91 | 1. glomerular filtration, tubular reabsorption, tubular secretion | 1 set |
| 92 | 1.glomerular filtration 2. tubular reabsorption 3. tubular secretion | 1 set |
| 93 | formed in renal corpuscle and in the renal tubule by filtration, reabsorption, and secretion. | 1 set |
| 94 | urine=gf-r+s (glomerular filtration-reabsorption+secretion) | 1 set |
| 95 | ultrafiltration of the plasma followed by the selective reabsorption of ions, nutrients, and other needed materials (u____ f_______) | 1 set |
| 96 | -formed after filtration, secretion, and reabsorption is complete -loop of henle concentrates it -nacl & h2o is transported thru the ascending & descending loops | 1 set |
| 97 | ultrafiltration of the plasma followed by the selective reabsorption of ions, nutrients and other needed materials | 1 set |
| 98 | glomerular (pressure) filtration, tubular reabsorption (selective reabsorption), tubular secretion | 1 set |
| 99 | *filtration - begins @ glomerulus, rbc & protein too large remain in capillary, remaining plasma filtered *reabsorption - 99% na, k, cl, hco, glucose, amino acids reabsorbed, 1% = urine *secretion - h, k iona, nh3, creatine, uric acid & other metabolites | 1 set |