Question 1
"Toilet training" in children involves control of the
◦ internal urethral sphincter.
◦ urinary bladder.
◦ kidneys.
◦ Bowman's capsule.
◦ external urethral sphincter.
Question 2
A kidney machine removes solutes from the blood by means of
◦ osmosis.
◦ diffusion.
◦ dialysis.
◦ active transport.
◦ bulk flow.