Exam 4: Physical Development in Infancy

Dr.Rudenko transplants a part of someone's visual cortex into that person's somatosensory cortex in order to replace damaged neurons in that area.Because she did this during a critically sensitive period,the cells adapted to their new location and began to function as somatosensory cells.Dr.Rudenko has taken advantage of the _____ of brain cells.

Cal and Tonia are concerned.As their baby gets older,some of her reflexes seem to be disappearing.What should you tell them?

The space where two neurons exchange information is called

Little Jerzy has just learned how to roll over from his back onto his stomach.If he's developing normally,this means he's probably about _____ old.

Anne and Sam have noticed that little Lynn can now tell the difference between two melodies.If her development is proceeding normally,Lynn is probably about _____ months old.

Neural pathways in the brain

Little Raymond can easily follow the motion of his toy train,and even when he was only _____ months old,he could reach out to grab it just as it got to a particular place.

_____ believed that an infant's need to grasp and touch different objects was the basis of learning.

The sequence of development of the brain during the embryonic stage of development is

Dr.Tori has discovered that in cases where brain cells are damaged or destroyed,nearby brain cells may take over their functions.She has discovered