Excretory System
Biology ⇒ Human Biology
Excretory System starts at 7 and continues till grade 12.
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See sample questions for grade 11
A patient has a high concentration of protein in their urine. What could this indicate about their kidney function?
A person is found to have glucose in their urine. What condition might this indicate?
Describe how the kidneys help regulate blood pH.
Describe the effect of high salt intake on the excretory system.
Describe the process of glomerular filtration.
Describe the role of aldosterone in the excretory system.
A patient has a high concentration of protein in their urine. What could this indicate about their kidney function?
A person is found to have glucose in their urine. What condition might this indicate?
Which blood vessel brings oxygenated blood to the kidneys?
(1) Renal artery
(2) Renal vein
(3) Hepatic artery
(4) Pulmonary vein
Which hormone increases the permeability of the collecting duct to water?
(1) Aldosterone
(2) Antidiuretic hormone (ADH)
(3) Insulin
(4) Adrenaline
Which nitrogenous waste is most toxic to humans?
(1) Urea
(2) Uric acid
(3) Ammonia
(4) Creatinine
Which of the following is a function of the lungs in excretion?
(1) Removal of carbon dioxide
(2) Removal of urea
(3) Removal of bile pigments
(4) Removal of glucose
Fill in the blank: The cup-shaped structure in the nephron that receives the filtrate is called __________ capsule.
Fill in the blank: The hormone __________ is released by the pituitary gland and regulates water reabsorption in the kidneys.
Fill in the blank: The process of removing metabolic wastes from the body is called __________.
Fill in the blank: The process of returning useful substances from the filtrate back into the blood is called __________.
True or False: Dialysis is a process used to artificially remove wastes from the blood when the kidneys fail.
True or False: The kidneys are located behind the peritoneum in the abdominal cavity.
True or False: The renal vein carries blood away from the kidney after filtration.
True or False: The skin is involved in excretion by removing excess salts and water through sweat.
