Page 121 - Science Class 06
P. 121
Excretory System
The human excretory system func ons to
remove wastes from the human body. This
system consists of specialised structures and
capillary networks that assist in the excretory
process. The human excretory system
includes the kidneys and their func onal
unit, the nephron. The excretory ac vity of
the kidney regulate the amount of absorp-
on within the nephron.
Vena Cava Aorta
Renal Vein Renal Artery
Circulatory System
Ureter Kidney
Nervous System
The nervous system is a complex collec on
of nerves and specialised cells known as
neurons that transmit signals between
different parts of the body. It is essen ally Bladder
the body’s electrical wiring.
Urethra
Organs involved in nervous system are
brain, spinal cord, nerves and sense organs. Excretory System
Iden fy the picture and name it.
_________________________________
Nervous System
Science-6 121
