WorksheetsKidney and Filtration Quiz
Total questions: 15
Worksheet time: 8mins
Where does filtration happen?
Loop of Henle
Glomerulus
Collecting duct
Bladder
What causes filtration to occur?
Low oxygen levels
High blood pressure in the glomerulus
Relaxation of the ureters
Muscle contractions in the bladder
Which substances are filtered out of the blood?
Proteins and red blood cells
Glucose, water, ions and urea
Hormones and platelets
Fats and amino acids only
What should NOT be found in urine?
Urea
Water
Glucose
Ions
What is selective reabsorption?
Removing excess water from blood
Taking useful substances back into the blood
Storing urine in the bladder
Filtering blood using pressure
Which part of the nephron is responsible for selective reabsorption?
Bowman’s capsule
Tubules
Collecting duct
Renal pelvis
What does ADH do?
Causes urine to become more dilute
Prevents filtration
Increases water reabsorption
Removes glucose from the urine
When ADH levels are HIGH, urine becomes:
Dark and concentrated
Pale and dilute
Foamy and sweet
Brown and cloudy
When you are dehydrated, ADH levels:
Decrease so more water is lost
Stay the same
Increase to save water
Stop completely
Which gland releases ADH?
Thyroid
Pituitary
Pancreas
Adrenal
Which of these is a function of the kidneys?
Producing insulin
Pumping blood around the body
Filtering waste from the blood
Producing digestive enzymes
What is the role of the ureters?
Absorb water back into the blood
Store urine
Transport urine from kidneys to bladder
Control ADH release
What happens to the filtrate after selective reabsorption?
It becomes urine
It becomes blood plasma
It turns into sweat
It exits through the small intestine
What is one sign of dehydration?
Frequent urination
Pale, dilute urine
Dark, concentrated urine
Excess saliva
Which statement about the nephron is TRUE?
It stores urine
It filters and processes blood to form urine
It breaks down toxins in the liver
It pumps urine out of the body
