______Fat accumulates subcutaneous ______Myelination of spinal cord tissue ______Red, wrinkled skin ______Fingernails and toenails ______Sex is detectable by genitalia ______General sensory organs are ______Spontaneous muscular activity present ______Substantial weight increase ______Head nearly same size as body ______Testes descended into scrotum ______Heart has started pumping (males) ______Lanugo disappears ______Turns skin a whitish pink color ______Limbs become more ______Vernix caseosa (fatty substance) proportionate and ______Lungs complete development lanugo (silk-like hair) covers skin ______Most bones distinct ______Webbed fingers and toes to separate Time Changes/Accomplishments Embryonic Period _____________ begins forming cells 0-8 Webbed fingers and toes begin to separate Heart has started ______________ ( ___ weeks) weeks All body systems ____________ (rudimentary form) Head nearly _________ size as body All major _________ regions present
______Fat accumulates subcutaneous tissue ______Fingernails and toenails ______General sensory organs are present ______Head nearly same size as body ______Heart has started pumping ______Lanugo disappears ______Limbs become more proportionate ______Lungs complete development ______Most bones distinct ______Myelination of spinal cord ______Red, wrinkled skin ______Sex is detectable by genitalia ______Spontaneous muscular activity ______Substantial weight increase ______Testes descended into scrotum (males) ______Turns skin a whitish pink color ______Vernix caseosa (fatty substance) and lanugo (silk-like hair) covers skin ______Webbed fingers and toes to separate Time Changes/Accomplishments 0-8 weeks Embryonic Period _____________ begins forming cells Webbed fingers and toes begin to separate Heart has started ______________ ( ___ weeks) All body systems ____________ (rudimentary form) Head nearly _________ size as body All major _________ regions present