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bio 669 quiz 6 exam 2024/2025 with 100% correct answers £13.14   Add to cart

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bio 669 quiz 6 exam 2024/2025 with 100% correct answers

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  • Bio 669 q6
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  • Bio 669 Q6

renal capsule correct answersmass of fat surrounding & covering each kidney renal fascia correct answersa fibrous tissue that double wraps the renal capsules -contains adipose & connective tissue hilum correct answersindentation in kidneys & location for entry/exit of renal blood vessels, ne...

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  • November 20, 2024
  • 13
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • Bio 669 q6
  • Bio 669 q6
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bio 669 quiz 6

renal capsule correct answersmass of fat surrounding & covering each kidney



renal fascia correct answersa fibrous tissue that double wraps the renal capsules

-contains adipose & connective tissue



hilum correct answersindentation in kidneys & location for entry/exit of renal blood vessels, nerves,
ureters, lymphatic vessels



cortex correct answersouter portion of kidney

contains glumerulus, proximal tubules & distal tubules



medulla correct answersinner portion of kidney

contains renal pyramids-which contain the loop of henle & collecting ducts

-renal columns-extentions of cortex & extend b/w renal pyramids to renal pelvis

-major & minor calyces-chambers receiving urine from collecting ducts & enter renal pelvis



structural unit of kidneys correct answerslobe

-each lobe contains a pyramid & the overlying cortex



nephron correct answersfunctional unit of kidneys

3 kinds-superficial cortical=85% of nephrons, extends into medulla

-midcortical=short or long loops

-juxtamedullary-12% of nephrons, lie close & extend deep into medulla, important for concentrating
urine



glomerulus correct answerstufts of capillaries that loop into bowmans capsula

, bowmans capsule correct answerscovers glomerulus & captures any fluid that leaks out of it



mesangial cells correct answerssecrete mesangial matrix that helps keep glomerulus together

-part connective tissue

-part smooth muscle so they contract to control blood flow

-part immune cells b/c they are phagocytotic & release cytokines



renal corpuscle correct answersglomerulus, mesangial cells, & bowmans capsule



glomerular filtration membrane correct answersfilters blood components thru its 3 layers

-inner capillary endothelium-in continuous contact w/basement membrane & contains pores

-middle basement membrane-selectively permeable network

-outer capillary epithelium-contains podocytes from which pedicles/foot projections that radiate &
adhere to basement membrane



filtration slits correct answersthe pedicles interlock w/adjacts pedicles forming a network of intercellular
clefts



glomerular filtration membrane duty correct answersseparates blood of glomerular capillaries from fluid
in bowmans space & filters all components of blood ecept plasma proteins



principal cells correct answersfound in distal tubules

-reabsorbs sodium & secretes K

-sensitive to aldosterone



intercalated cells correct answerssecrete H & reabsorb K & bicarb



juxtaglomerular cells correct answersrenin releasing cells that surround the afferent arteriole that enters
the golmeulus

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