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Questions and Answers
What is the functional filtration unit of the kidney?
What is the functional filtration unit of the kidney?
- Renal tubule
- Collecting duct
- Nephron (correct)
- Renal corpuscle
Where do almost all of the renal tubules reside in the kidney?
Where do almost all of the renal tubules reside in the kidney?
- Medulla
- Collecting duct
- Cortex (correct)
- Renal corpuscle
What is the enlarged, bulbous portion of a nephron called?
What is the enlarged, bulbous portion of a nephron called?
- Renal tubule
- Renal corpuscle (correct)
- Collecting duct
- Collecting tubule
Which structure is NOT part of a nephron?
Which structure is NOT part of a nephron?
What is the function of the nephron loop?
What is the function of the nephron loop?
Where does the renal corpuscle reside anatomically?
Where does the renal corpuscle reside anatomically?
Where are juxtamedullary nephrons located?
Where are juxtamedullary nephrons located?
What is the function of juxtamedullary nephrons?
What is the function of juxtamedullary nephrons?
How do collecting tubules and collecting ducts contribute to urine concentration regulation?
How do collecting tubules and collecting ducts contribute to urine concentration regulation?
Where do numerous collecting ducts empty into?
Where do numerous collecting ducts empty into?
What is the main role of the collecting ducts in the kidney?
What is the main role of the collecting ducts in the kidney?
How do juxtamedullary nephrons differ from cortical nephrons?
How do juxtamedullary nephrons differ from cortical nephrons?
What are the primary components of the juxtaglomerular (JG) apparatus?
What are the primary components of the juxtaglomerular (JG) apparatus?
What is the function of the granular cells in the JG apparatus?
What is the function of the granular cells in the JG apparatus?
Where are the macula densa cells located in relation to the granular cells?
Where are the macula densa cells located in relation to the granular cells?
What is the role of the macula densa cells in the JG apparatus?
What is the role of the macula densa cells in the JG apparatus?
What is the role of renin released by the granular cells?
What is the role of renin released by the granular cells?
What are the two main stimuli that can cause the granular cells to release renin?
What are the two main stimuli that can cause the granular cells to release renin?
What type of epithelium makes up the proximal convoluted tubule?
What type of epithelium makes up the proximal convoluted tubule?
What is the function of the microvilli in the proximal convoluted tubule?
What is the function of the microvilli in the proximal convoluted tubule?
Which structure originates at a sharp bend in the proximal convoluted tubule?
Which structure originates at a sharp bend in the proximal convoluted tubule?
What are the two limbs of the nephron loop called?
What are the two limbs of the nephron loop called?
What type of epithelium makes up the thick segments of the nephron loop limbs?
What type of epithelium makes up the thick segments of the nephron loop limbs?
Where does the distal convoluted tubule originate?
Where does the distal convoluted tubule originate?
What cells detect changes in the sodium chloride (NaCl) concentration of tubular fluid within the lumen of the distal convoluted tubule?
What cells detect changes in the sodium chloride (NaCl) concentration of tubular fluid within the lumen of the distal convoluted tubule?
Which cells in the afferent arteriole are signaled by the macula densa cells to release renin?
Which cells in the afferent arteriole are signaled by the macula densa cells to release renin?
Where are the extraglomerular mesangial cells located in the juxtaglomerular apparatus?
Where are the extraglomerular mesangial cells located in the juxtaglomerular apparatus?
What is the primary function of the extraglomerular mesangial cells in the juxtaglomerular apparatus?
What is the primary function of the extraglomerular mesangial cells in the juxtaglomerular apparatus?
What is the specific function of the extraglomerular mesangial cells in the juxtaglomerular apparatus that is not well understood?
What is the specific function of the extraglomerular mesangial cells in the juxtaglomerular apparatus that is not well understood?
What is the functional filtration unit of the kidney?
What is the functional filtration unit of the kidney?
Which component of the nephron extends into the medulla?
Which component of the nephron extends into the medulla?
Where do almost all of the renal tubules reside anatomically?
Where do almost all of the renal tubules reside anatomically?
In the nephron, which structure is colored for clarity in diagrammatic representation?
In the nephron, which structure is colored for clarity in diagrammatic representation?
What does the term 'nephron' refer to?
What does the term 'nephron' refer to?
Which structure is NOT part of a nephron?
Which structure is NOT part of a nephron?
What is the composition of the renal corpuscle in a nephron?
What is the composition of the renal corpuscle in a nephron?
Where does the blood enter the glomerulus from in the kidney?
Where does the blood enter the glomerulus from in the kidney?
What is the main function of the glomerular capsule in the kidney?
What is the main function of the glomerular capsule in the kidney?
Where does the filtrate received by the capsular space go next in the kidney?
Where does the filtrate received by the capsular space go next in the kidney?
Which section of the renal tubule is responsible for reabsorbing essential substances back into the blood?
Which section of the renal tubule is responsible for reabsorbing essential substances back into the blood?
Which part of the renal corpuscle serves as the origin of the renal tubule?
Which part of the renal corpuscle serves as the origin of the renal tubule?
What is the primary function of juxtamedullary nephrons?
What is the primary function of juxtamedullary nephrons?
Where do collecting tubules project towards?
Where do collecting tubules project towards?
What is the main function of collecting ducts in the kidney?
What is the main function of collecting ducts in the kidney?
Where do numerous collecting ducts ultimately empty into?
Where do numerous collecting ducts ultimately empty into?
What is the significance of nephron loops in kidney function?
What is the significance of nephron loops in kidney function?
Which hormone influences the regulation of urine concentration by acting on collecting ducts?
Which hormone influences the regulation of urine concentration by acting on collecting ducts?
What is the primary distinction between cortical nephrons and juxtamedullary nephrons?
What is the primary distinction between cortical nephrons and juxtamedullary nephrons?
What percentage of nephrons are classified as cortical nephrons?
What percentage of nephrons are classified as cortical nephrons?
What is the distinguishing characteristic of the distal convoluted tubule epithelial cells compared to the proximal convoluted tubule?
What is the distinguishing characteristic of the distal convoluted tubule epithelial cells compared to the proximal convoluted tubule?
What is the primary anatomical location of cortical nephrons within the kidney?
What is the primary anatomical location of cortical nephrons within the kidney?
How does the appearance of the apical surface of the distal convoluted tubule differ from the proximal convoluted tubule when viewed under a light microscope?
How does the appearance of the apical surface of the distal convoluted tubule differ from the proximal convoluted tubule when viewed under a light microscope?
Which statement accurately describes the relative positions of cortical and juxtamedullary nephrons within the kidney?
Which statement accurately describes the relative positions of cortical and juxtamedullary nephrons within the kidney?
What is the primary function of the juxtaglomerular (JG) apparatus?
What is the primary function of the juxtaglomerular (JG) apparatus?
Which cells in the JG apparatus are responsible for releasing renin?
Which cells in the JG apparatus are responsible for releasing renin?
What is the primary function of the macula densa cells in the JG apparatus?
What is the primary function of the macula densa cells in the JG apparatus?
What is the primary role of the extraglomerular mesangial cells in the JG apparatus?
What is the primary role of the extraglomerular mesangial cells in the JG apparatus?
Which cells in the JG apparatus are signaled by the macula densa cells to release renin?
Which cells in the JG apparatus are signaled by the macula densa cells to release renin?
What is the primary role of renin released by the granular cells in the JG apparatus?
What is the primary role of renin released by the granular cells in the JG apparatus?
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