7/31/2019 Fascinating Facts About Human & Animals
1/23
Fascinating facts aboutHuman & Animals
Prepared by:
Himanshi Tobaria
Class X F
Roll No 12
7/31/2019 Fascinating Facts About Human & Animals
2/23
Fact # 1
Unlike other body cells,brain cells can not
regenerate. Once braincells are damaged theyare
not replaced.
7/31/2019 Fascinating Facts About Human & Animals
3/23
Fact # 2
The surface area ofthe lungs is roughly the
same size as a tenniscourt.
7/31/2019 Fascinating Facts About Human & Animals
4/23
Fact # 3
About 2 million bloodcells die in the human
body every second, andthe same number areborn each second.
7/31/2019 Fascinating Facts About Human & Animals
5/23
The longest muscle inthe body is the
sartorius, from the
outside of the hip,down and acrossto the inside of theknee. It rotates thethigh outwards and
bends the knee.
Fact # 4
7/31/2019 Fascinating Facts About Human & Animals
6/23
Fact # 5
The smallest bone isthe 'stirrup (stapes)',
deep in the ear. It ishardly larger than agrain of rice.
7/31/2019 Fascinating Facts About Human & Animals
7/23
After death, cartilagerots faster than bone.This is why the skulls
of skeletons have nonose or ears.
Fact # 6
7/31/2019 Fascinating Facts About Human & Animals
8/23
Fact # 7
It takes about 1 minutefor a red blood cell to
circle the whole body.
7/31/2019 Fascinating Facts About Human & Animals
9/23
Tears and mucuscontain an enzyme
(lysozyme) that breaks
down the cell wall ofmany bacteria.
Fact # 8
7/31/2019 Fascinating Facts About Human & Animals
10/23
Fact # 9
The capillaries in thelungs would extend
1,600 kilometers ifplaced end to end.
7/31/2019 Fascinating Facts About Human & Animals
11/23
7/31/2019 Fascinating Facts About Human & Animals
12/23
Fact # 11
Everything about asloth is slow-moving,
including his digestivesystem. It can take upto a month for a slothto process his food.
7/31/2019 Fascinating Facts About Human & Animals
13/23
No other species have
such wide variety ofbones than dogs. Eventhough a Chihuahua will
be having the samenumber of bones asthat of a Great Dane
but the shape and sizeof the bones will bevarying to a great
extent.
Fact # 12
7/31/2019 Fascinating Facts About Human & Animals
14/23
Fact # 13
A cow's stomach isdivided into four sections.The first section softens
the cow's food, the
second section sends thefood back up to the mouthwhere it can be rechewed,the third section removes
the moisture from foodand the last section mixesthe food with digestive
juices.
7/31/2019 Fascinating Facts About Human & Animals
15/23
Blue whales have largeenough aortas (the
main blood vessel) for ahuman to crawlthrough.
Fact # 14
7/31/2019 Fascinating Facts About Human & Animals
16/23
Fact # 15
A garden caterpillarhas 248 muscles in its
head.
7/31/2019 Fascinating Facts About Human & Animals
17/23
Snakes have no armsor legs, but they can
have up to fivehundred vertebrae intheir flexible spine.
Fact # 16
7/31/2019 Fascinating Facts About Human & Animals
18/23
Fact # 17
Scientists estimatethat a normal horse will
produce about 10gallons of saliva daily.
7/31/2019 Fascinating Facts About Human & Animals
19/23
A bird's crop acts as astorage compartmentfor excess food that a
bird can't eat at onesitting. Its two-chambered stomach
mixes the food withdigestive acids andcrushes the food
thoroughly.
Fact # 18
7/31/2019 Fascinating Facts About Human & Animals
20/23
Fact # 19
The flea can jump up to200 times its own
height. This isequivalent to a manjumping the EmpireState Building in New
York.
7/31/2019 Fascinating Facts About Human & Animals
21/23
The plethodontids, alsocalled "lungless
salamanders" mustabsorb oxygen throughtheir skin and mouth tobreath since they lack
lungs.
Fact # 20
7/31/2019 Fascinating Facts About Human & Animals
22/23
http://www.bodyworlds.com/Downloads/did_you_know.pdf
http://www.ehow.com/facts_5526620_animals-digestive-system.html
http://www.oum.ox.ac.uk/educate/resource/aniskel.pdf
http://www.thefactsite.com/2010/09/300-random-animal-facts.html
http://animals.about.com/od/amphibians/a/amphibian-facts.htm
http://www.ker.com/library/EquineReview/2005/HorseWorld/HW27.pdf
References
7/31/2019 Fascinating Facts About Human & Animals
23/23
Thank You !!
Top Related