Excretory System
Biology ⇒ Human Biology
Excretory System starts at 7 and continues till grade 12.
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See sample questions for grade 8
A patient is unable to urinate due to a blockage in the urethra. Which part of the excretory system is directly affected?
Describe one way the excretory system helps maintain the balance of salts in the body.
Describe the path urine takes from its formation to its exit from the body.
Explain how the excretory system works with the circulatory system.
Explain the role of nephrons in the excretory system.
A patient is unable to urinate due to a blockage in the urethra. Which part of the excretory system is directly affected?
A patient has a blockage in one ureter. Predict and explain the possible effects on the excretory system.
A person is sweating heavily during exercise. Explain how this affects the composition of their urine and why.
The main function of the excretory system is to: (1) Digest food (2) Remove waste products (3) Pump blood (4) Produce hormones
Which blood vessel carries blood to the kidneys for filtration? (1) Renal artery (2) Renal vein (3) Pulmonary artery (4) Aorta
Which of the following best describes the process of filtration in the kidneys? (1) Removal of solid waste from the body (2) Movement of blood through the heart (3) Separation of waste from the blood (4) Absorption of nutrients in the intestine
Which of the following is a correct sequence of organs involved in the formation and elimination of urine? (1) Kidney → Ureter → Bladder → Urethra (2) Bladder → Kidney → Ureter → Urethra (3) Urethra → Bladder → Kidney → Ureter (4) Ureter → Kidney → Bladder → Urethra
Fill in the blank: The ________ are tiny filtering units in the kidneys.
Fill in the blank: The ________ is a muscular sac that stores urine until it is released.
Fill in the blank: The process by which the kidneys remove waste products from the blood is called ________.
Fill in the blank: The process of removing metabolic waste from the body is called ________.
True or False: The bladder stores urine until it is excreted from the body.
True or False: The excretory system helps control the amount of water in the body.
True or False: The excretory system includes organs that remove both solid and liquid wastes.
True or False: The excretory system only removes solid waste from the body.
