Answer:
✔ True - The liver changes toxic substances into less toxic substances that then travel to the kidneys.
✔ True - The kidneys filter blood and produce urine.
✔ False - Urine is made from the nutrients that are reabsorbed back into the blood from the tubules.
✔ False - The kidney is the functional unit of the nephron.
✔ True - Urine is produced in the nephrons of the kidneys.
✔ False - Urine that is produced in the kidneys flows down the urethra to the bladder for storage and then is excreted through the ureters.