bones
blood
cells
nerves
veins
100

how many bones do we  have in are body 

206

100

best blood type

O negative blood

100

how many cells are in the body 

37.2 trillion cells

100

how do they work

uses specialized cells called neurons to send signals, or messages, all over your body

100

are veins  cool

yes

200

 smallest bone

The stapes or stirrup bones 

200

worst blood type

a type

200

how fast are they

 360 miles per hour

200

how fast are nerves

up to 119 meters per second

200

how fast are veins 

1.5-7.1 cm/sec

300

biggest bone

femur bone

300

blood have how many blood particles 

55 percent plasma and 45 percent blood cells

300

how do cells move

The cytoskeleton is the component of the cell that makes cell movement possible

300

are nerves helpful 

part of your body's way of helping you do your best

300

what color are veins

mostly colorless

400

the worst bone

femur

400

how cool is it 

excitement

400

how slow are they 

cells can divide only about 50 to 70 times

400

are nerves cool

yes

400

veins are helpful true or false

true

500

best bone

ankle

500

blood moves how fast 

3 to 4 mph

500

how big are cells

7-8 µm

500
how bad are nerves

Nerve damage may cause loss of sensation or numbness in the fingertips, making it harder to do things with your hands

500

how long are veins 

60,000 miles

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