What is the tissue region labelled B called?
sc-7 sb-4-Kidneysimg_no 149.jpg
  • pelvis
  • cortex
  • medulla
  • capsule
What is the tissue region labelled C called?
sc-7 sb-4-Kidneysimg_no 150.jpg
  • medulla
  • cortex
  • pelvis
  • capsule
Structure C is known as the...
sc-7 sb-4-Kidneysimg_no 151.jpg
  • PCT
  • Bowman's capsule
  • Glomerulus
  • DCT
Which statement is true?
  • The efferent arteriole is wider than the afferent arteriole
  • The afferent artery is wider than the efferent artery
  • The afferent arteriole is wider than the efferent arteriole
  • The afferent and efferent arterioles are the same width
Structures B and C are the site of...
sc-7 sb-4-Kidneysimg_no 152.jpg
  • selective reabsorption
  • ultrafiltration
  • water reabsorption
  • macrofiltration
To enter the Bowman's capsule, fluid from the blood crosses (in the correct order)...
  • epithelium of Bowman's capsule, basement membrane, capillary endothelium
  • capillary endothelium, epithelium of Bowman's capsule, basement membrane
  • arteriole endothelium, basement membrane, epithelium of Bowman's capsule
  • capillary endothelium, basement membrane, epithelium of Bowman's capsule
Which part of the following is responsible for the filtration in ultrafiltration?
  • podocytes
  • basement membrane
  • capillary endothelium
  • epithelium of Bowman's capsule
Where does selective reabsorption take place?
sc-7 sb-4-Kidneysimg_no 153.jpg
  • E
  • D
  • B
  • G
Which substances are selectively reabsorbed in the PCT?
  • all glucose and amino acids, most water, some ions
  • most glucose, amino acids & water plus some ions
  • all glucose, most amino acids & water, some ions
  • all glucose, amino acids, ions and some water
Which of these is responsible for establishing the concentration gradient needed for the selective reabsorption of glucose and amino acids?
  • co transporter protein
  • osmotic gradient
  • sodium-potassium pump
  • sodium-calcium pump
How is the lining of the PCT adapted for selective reabsorption?
  • thin layer - short diffusion distance
  • microvilli - large surface area
  • partially permeable
Where is the Loop of Henle?
sc-7 sb-4-Kidneysimg_no 154.jpg
  • F
  • G
  • D
  • E
The main aim of the Loop of Henle is...
  • to decrease the water potential in the medulla
  • to increase the water potential in the medulla
  • to decrease the water potential in the cortex
  • to increase the water potential in the cortex
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