Primitive+Reflexes

= 1375734061 = =__ ‍ Definition__: ‍= Reflexes, controlled by "primitive" parts of the brain, that disappear during the first year of life. p.88toc HGD Chapter 4. p. 88 any of various simple, stereotypic, automatic neuromuscular responses characteristic of the mature fetus and newborn but typically inhibited during the first year of life; primitive reflexes are directed by brain stem centers and include the startle (moro), rooting and tonic neck reflexes; abnormal persistence can lead to clumsiness, in-coordination, and perceptual difficulties

Really is any reflexes or instincts that you are born with or that just come naturally. P88 HGD

= ‍__Examples__: ‍ = media type="youtube" key="6BL_vxrGyoU" height="315" width="420"
 * Sucking reflex
 * Step reflex
 * Startle reflex
 * If you make a loud noise or startle a baby you'll see him/her throw throw their arms outward and arch his/her back.
 * Babinski reflex
 * If you stroke the bottom of a baby's foot, she will splay out her toes and then curl them in.

= __Analogies__: =

= __Mnemonics__: = [P R] (give a mnemonic in place of the bracketed text above, then delete these instructions. If you don't know of any examples, leave this section unchanged for someone else to improve on.)

=__In the News__:=

[|Types of Infant Reflexes] > Many infant reflexes disappear as the child grows older, although some remain throughout adulthood. The presence of an infant reflex after the age at which the reflex normally disappears can be a sign of brain damage or damage to the nervous system.
 * The presence and strength of a reflex is an important sign of neurological development and function.