- Fact 2 - Definition: The brain is
the center of the
nervous system, continuous with the spinal cord and enclosed
and protected by the skull. It is composed of cells called
neurons and glia and is the control center of the body. It makes
us think, see, hear, feel and taste enables us to:
- Learn
- Move
- Create
- Breath
- Feel emotions
- Fact 3 - The main parts of the
brain are the:
- Cerebrum
- Cerebellum
- Brain stem
- Pituitary gland
- Hypothalamus
- Fact 4 - The brain uses 20% of the
body's energy, but it makes up only 2% of the body's weight
- Fact 5 - In humans, the right side
of the brain controls the left side of the body, whilst the left
side controls the right side of he body
- Fact 6 - The Cerebrum is the
biggest part and controls muscles enabling movement and the
higher mental functions such as consciousness, thought, reason,
emotion, and memory
- Fact 7 - The Cerebellum controls
balance for walking and standing, and other complex motor
functions
- Fact 8 - Brain stem controls
functions such as heart rate and breathing
- Fact 9 - The Pituitary gland makes
hormones that control other glands and many body functions
including growth
- Fact 10 - The Hypothalamus is
responsible for control of hormone secretion and controls many
bodily functions including sleep, thirst, hunger, body
temperature, survival instincts and sex drive
- Fact 11 - The structure of the
brain changes each time we learn, have a new thought or memory
- Fact 12 - Unconsciousness will
occur after 8-10 seconds after loss of blood supply to the brain
- Fact 13 - The brain can stay alive
for 4 - 6 minutes without oxygen before the cells begin die
- Fact 14 - It is estimated that the
brain 'thinks' on 70,000 occasions every day
- Fact 15 - There are no pain
receptors in the brain, so it can feel no pain
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