Anúncios
1
how many teeth does an adult have?
24
16
32
14
2
how many bones in total do we have in the body?
206
756
1000
18
3
how many times does the heart beat in 1 minute?
60-100
75-200
54-105
4
what is the name of the vein that carries the blood?
heart veins
pulmonary veins
none
renal veins
5
what are the blood types?
A, B, AB and O
W, X, Y and Z
F, G, H and MN
