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Define excretion.
excretion notes
GCE 'O' LevelsPure BiologyNotes/Practices
Uploaded by audreyyyyyyyy · 21 September 2026
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Cards by Holy Grail, based on this note- Multiple choiceExplain why water and small molecules are forced out of the glomerulus into Bowman's capsule during ultrafiltration.AThe efferent arteriole is wider than the afferent arteriole, lowering pressure inside the capsuleBCells of Bowman's capsule actively pump these molecules out of the bloodCThe afferent arteriole is wider than the efferent arteriole, raising hydrostatic pressure in the glomerulusDOsmosis draws them into the capsule because the filtrate has a lower water potential
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- Multiple choicePredict the effect on the urine when the pituitary gland releases more antidiuretic hormone (ADH) into the bloodstream.AA larger volume of more concentrated urineBA larger volume of more dilute urineCA smaller volume of more concentrated urineDA smaller volume of more dilute urine
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