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3. • The urinary system or
the excretory system
removes waste
products from the
body.

4. • The organs of the
human urinary
system includes the
kidney, ureter, urinary
bladder, and
urethra.

5. • The waste product of the urinary
system is urine.

6. • The waste product of the urinary
system is urine.
URINE
- a solution of salts, organic
compounds, uric acid, urea, and
water.

7. UREA
- is the by-product when the
cells metabolize amino acids.
URIC ACID
- is produced when the cells
break down purines, which are
substances found in some food
items.

8. Parts of the Urinary System
KIDNEYS
• These are bean-
shaped organs
that filter and
clean the blood
of wastes.

9. Parts of the Urinary System
KIDNEYS
• The functional unit
of the kidney is the
nephron.

10. Nephron
- a system of tubes
where filtered wastes
are collected and
treated to form urine.

11. Ureters
• These are tubes
that carry the
filtered waste
products from
the kidneys so
the urinary
bladder.

12. Urinary Bladder
• This is the organ
that temporarily
stores the filtered
waste (urine),
while waiting for
its release.

13. Urethra
• It is a tube that
connects the
urinary bladder
to the outside of
the body.