Monday, September 20, 2004
smoking and its HARMFUL effects.
nicotine:
- stimulates the brain making one feel alert
- dulls the brain after a while
- releases adrenaline; increases heart rate
- makes blood clot easily
carbon monoxide:
- reduces the efficiency of red blood cells
to transport oxygen
- increases rate of which fatty substances are
deposited on the inner walls of the arteries;
lumen becomes narrower.
- damades lining of blood vessels;
tendency to clot blood and vessels.
tar:
- cancer causing chemical
- induces the cells to divide at an abnormal rate;
- results in outgrowths or lumps of tissues.
- blocks off air sacs; reducing efficiency
of gaseous exchange.
- paralyses cillia lining; prevents cillia from
removing dust particles from lungs.
irritants:
- paralyses the cillia in air passages
- weaken walls of alveoli
- irritates cells lining
- produces mucus;
SMOKERS COUGH;
coughing bursts weakened walls of alveoli;
gaseous exchange surface in lungs becomes
greatly reduced.
* one msg: quit smoking. bleahhs.
::
things i just realised :
(1) i get dam bimboe wif
JUN arnd and
when we discuss guys.
(2) we talk
REAL loudly; esp on the bus.
(3) im addicted to
92.4fm
(4)
discovery travels rocks ! ((:
the
hotdog documentary.
(5)
hallmark rocks;
all its scandalous war films.
(6) national geographic rocks too!
the
giant panda nursery.
(7)
wanting to get into a dream JC
and
getting into it is diff.
(8) im still
fat ?
(9) i don't miss
training.
(10) i have tons of
movies to watch.
- cinderella story
- dodgeball
& many moreeee...
well dats the top 10 for now.
im lazee to write the rest.
off to study biology.
erepsin, amylase, peristalsis...
-bleahhs.
::
its a new wk.
wheeeee ~
lit was today.
it was so SCREWY.
and i've 20 mins more to type this entry.
time's precious.
we are all gna die ! -jaycue's line.
anywae, lit was SO tiring.
my hands just totally died.
i ended up scribbling as usual.
6 essays which is inclusive of :
- a passage based question
- 2 essays
- a poem.
crapped everything up.
now my brains are spoilt.
::
