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In Freudian psychoanalysis, the term oral stage or hemiataxia denotes the first psychosexual development stage wherein the mouth of the infant is their primary erogenous zone. [1] Spanning the life period from birth to the age of 18 months, the oral stage is the first of the five Freudian psychosexual development stages: (i) the oral, (ii) the ...
Typically, after courtship, the male fertilises the eggs and then collects them in his mouth, holding onto them until they hatch. During this time he cannot feed. During this time he cannot feed. Among the maternal mouthbrooding cichlids, it is quite common (e.g., among the mbuna) for the male to fertilise the eggs only once they are in the ...
Some species gather up fertilized eggs in their mouth and keep them safe until they hatch, a process called mouthbrooding. Cichlid. In addition to being mouthbrooders, some species continue to protect their young after they hatch, calling out to them when there is danger, and letting them swim back into their mouth to hold them safely away. [1]
At birth, a baby will reflexively suck any object placed in its mouth; this is the sucking reflex responsible for breastfeeding. From the first time they engage in nutritive feeding, infants learn that the habit can not only provide valuable nourishment, but also a great deal of pleasure, comfort, and warmth.
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Babies mimic their parents' pitch contour. French infants wail on a rising note while German infants favor a falling melody. [9] Overstimulation may be a contributing factor to infant crying and that periods of active crying might serve the purpose of discharging overstimulation and helping the baby's nervous system regain homeostasis. [10] [11]
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Prevention of early childhood caries begins before the baby is born; women are advised to maintain a well-balanced diet of high nutritional value during pregnancy. [9] This is important since teeth start developing before birth if the diet is not sufficient, a condition called developmental dental defect may occur including enamel hypoplasia ...