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单词 nephron
释义

nephron

enUK
nephronA. renal veinB. renal arteryC. blood vesselsD. bloodE. Bowman's capsuleF. glomerulusG. collecting ductH. urineI. loop of Henle

neph·ron

N0062350 (nĕf′rŏn)n. The functional excretory unit of the vertebrate kidney that regulates the amount of water in the body and filters wastes from the blood to produce urine.
[German, from Greek nephros, kidney.]

nephron

(ˈnɛfrɒn) n (Anatomy) any of the minute urine-secreting tubules that form the functional unit of the kidneys

neph•ron

(ˈnɛf rɒn)

n. the filtering and excretory unit of the kidney, consisting of the glomerulus and convoluted tubule. [< German Nephron]

neph·ron

(nĕf′rŏn) One of the units of the kidney that filter waste products from the blood and produce urine.

nephron

The basic filtration unit in a kidney. See glomerulus, tubule.
Thesaurus
Noun1.nephron - any of the small tubules that are the excretory units of the vertebrate kidneynephron - any of the small tubules that are the excretory units of the vertebrate kidneyuriniferous tubuletubule - a small tubemalpighian body, malpighian corpuscle, renal corpuscle - the capsule that contains Bowman's capsule and a glomerulus at the expanded end of a nephronkidney - either of two bean-shaped excretory organs that filter wastes (especially urea) from the blood and excrete them and water in urine; "urine passes out of the kidney through ureters to the bladder"
Translations

nephron

enUK

nephron:

see urinary systemurinary system,
group of organs of the body concerned with excretion of urine, that is, water and the waste products of metabolism. In humans, the kidneys are two small organs situated near the vertebral column at the small of the back, the left lying somewhat higher than the
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.

Nephron

 

the basic structural and functional unit of the kidneys in vertebrate animals and man. A distinction is made between aglomerular and glomerular nephrons. Aglomerular nephrons are found in certain fishes and contain cells of a single type; glomerular nephrons, found in all other vertebrates and in man, contain the Malpighian bodies and Bowman’s capsules. The renal tubules extend from Bowman’s capsules.

The cells of glomerular nephrons are highly specialized to perform the functions required in the formation of urine—filtration, reabsorption, and secretion. In embryos the nephron also includes the nephrostomes, which are the ciliated infundibuli of the tubules. The nephrostomes open into the body cavity.

nephron

[′nef‚rän] (anatomy) The functional unit of a kidney, consisting of the glomerulus with its capsule and attached uriniferous tubule.

nephron

enUK

nephron

 [nef´ron] the structural and functional unit of the kidney, each nephron being capable of forming urine by itself. The nephron consists of the renal corpuscle, the proximal convoluted tubule, the descending and ascending limbs of the loop of Henle, the distal convoluted tubule, and the collecting tubule. Each kidney is an aggregation of about a million nephrons. The specific function of the nephron is to remove from the blood plasma certain end products of metabolism, such as urea, uric acid, and creatinine, and also any excess sodium, chloride, and potassium ions. By allowing for reabsorption of water and some electrolytes back into the blood, the nephron also plays a vital role in the maintenance of normal fluid balance in the body.
The nephron is a complex system of arterioles, capillaries, and tubules. Blood is brought to the nephron via the afferent arteriole. As the blood flows through the glomerulus (a network of capillaries), about one-fifth of the plasma is filtered through the glomerular membrane and collects in the malpighian (Bowman's) capsule, which encases the glomerulus. The fluid then passes through the proximal tubule, from there into the loop of Henle, then into the distal tubule, and finally into the collecting tubule. As the fluid is making its tortuous journey through these various tubules, most of its water and some of the solutes are reabsorbed into the blood via the peritubular capillaries. The water and solutes remaining in the tubules become urine.

neph·ron

(nef'ron), A long, convoluted, tubular structure in the kidney, consisting of the renal corpuscle, the proximal tubule, the nephronic loop, and the distal tubule.
See also: uriniferous tubule.
[G. nephros, kidney]

nephron

(nĕf′rŏn)n. The functional excretory unit of the vertebrate kidney that regulates the amount of water in the body and filters wastes from the blood to produce urine.

nephron

The functional anatomic unit of the kidney, which consists of a glomerulus, convoluted tubules and a loop of Henle (nephron loop)

neph·ron

(nef'ron) A long convoluted tubular structure in the kidney, consisting of the renal corpuscle, the proximal convoluted tubule, the nephronic loop, and the distal convoluted tubule. [G. nephros, kidney]

nephron

the MALPIGHIAN BODY and the associated tubule of the vertebrate kidney a structure about 5 cm long in humans. In each human kidney there are about one million nephrons, making a total for both kidneys of around fifty miles of tubules. Inflammation of the tubules is called nephritis.

Nephron

The smallest functional unit of the kidney involved in the removal of waste products and excess water from the blood.Mentioned in: Kidney Disease, Nephrotoxic Injury

nephron

enUK
  • noun

Synonyms for nephron

noun any of the small tubules that are the excretory units of the vertebrate kidney

Synonyms

  • uriniferous tubule

Related Words

  • tubule
  • malpighian body
  • malpighian corpuscle
  • renal corpuscle
  • kidney
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