Kidney 1
What is the primary function of the kidneys?
Filtering waste from the blood
What is the functional unit of the kidney?
Nephron
Which hormone increases water reabsorption in the kidneys
Antidiuretic hormone (ADH)
What happens to the color of urine when a person is well-hydrated?
Clear or pale yellow
What happens to the color of urine when a person is de-hydrated?
dark yellow - more concentrated
Which group of people might need sports drinks the most?
Athletes engaging in prolonged or intense physical activity
Which structure in the nephron is responsible for filtering blood?
Bowman’s capsule
What is the main purpose of sports drinks?
To provide energy and replace lost electrolytes
If someone drinks too many sports drinks but does not exercise, what is the likely outcome?
Increased risk of kidney overload and weight gain due to extra sugars
Which lifestyle habit helps maintain kidney health?
Drinking plenty of water and maintaining a balanced diet
Which of the following substances is normally NOT found in urine?
Glucose
Which artery supplies blood to the kidneys?
Renal artery
What is the final pathway through which urine leaves the body?
Urethra
What condition can result if the kidneys fail to remove excess potassium?
Hyperkalemia
Which symptom may indicate kidney disease?
Swelling in the legs, fatigue, and difficulty urinating
The kidneys help maintain electrolyte balance by regulating levels of
Sodium, potassium, and calcium
What happens in the glomerulus?
Blood is filtered to remove waste and excess substances
Which part of the nephron is responsible for water reabsorption?
Loop of Henle
How do the kidneys respond when a person is dehydrated?
Conserve water by concentrating urine
What effect does excessive water intake have on the kidneys?
Increases urine production to maintain balance
What effect do sports drinks have on urine production?
Decrease urine production by promoting water retention
What happens if too many sports drinks are consumed?
The kidneys may become overloaded, leading to electrolyte imbalances
What is a potential consequence of dehydration on kidney function?
Kidney stones and concentrated urine
What role do the kidneys play in maintaining homeostasis?
Filtering waste, balancing electrolytes, and controlling blood pressure
How can drinking excessive sports drinks impact kidney function?
Overloads the kidneys with excess sodium and sugar