What does excretion mean?
Removal of waste from the body
What gives skin its color?
melanin
What is a common symptom of acne?
Pimples
What is dialysis?
Cleaning the blood when kidneys don’t work
Why does skin get darker in the sun?
More melanin is produced
What causes acne during puberty?
Hormonal changes
Name the two layers of the kidney
Renal cortex and renal medulla
What is the function of receptors in the skin?
To feel pain, temperature, and pressure
Why should people in contact with a scabies patient also be treated?
To prevent spreading the disease
What connects kidneys to the urinary bladder
Ureters
Why is skin looser around elbows and knees?
To allow movement
Where does scabies usually start on the body?
Fingers, elbows
What are kidney stones?
Hard deposits formed in kidneys
What do kidneys and skin have in common?
Both remove waste from the body
How is scabies transmitted?
Through physical contact