Skip Navigation

Cinema

Right- and Left-Handedness


 

8 semanas

Compre AgoraDe The Biology of Prenatal Development.

Roteiro: By 8 weeks, 75% of embryos exhibit right-hand dominance. The remainder is equally divided between left-handed dominance and no preference. This is the earliest evidence of right- or left-handed behavior.

Todas as idades fizeram referência a fecundação, não ao último período menstrual.
 <  Anterior    Veja Instantâneos    Próximo  > 
Right- and Left-Handedness
Right- and Left-Handedness
Rolling Over
Rolling Over
Spontaneous Movement
Spontaneous Movement
Reflexive Movement
Reflexive Movement
Epidermis and Hair
Epidermis and Hair
The Embryonic Period
The Embryonic Period
Previous Set Previous Picture Next Set Next Picture