When the mother puts the nipple into the mouth of 3-week-old kierra, she starts sucking. this is an example of which sensorimotor substage?

The answer is simple reflexes. These are involuntary movements or actions. These aid classify normal brain and nerve activity. Some reflexes happen only in exact periods of development. And for this question, the reflex is called suck reflex. When the roof of the baby's mouth is affected, the baby will begin to suck. This reflex does not start until about the 32nd week of pregnancy and is not completely developed up until about 36 weeks.

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the civil war started because of uncompromising differences between the free and slave states over the power of the national government to prohibit slavery in the territories that had not yet become states. when abraham lincoln won election in 1860 as the first republican president on a platform pledging to keep slavery out of the territories, seven slave states in the deep south seceded and formed a new nation, the confederate states of america. the incoming lincoln administration and most of the northern people refused to recognize the legitimacy of secession. they feared that it would discredit democracy and create a fatal precedent that would eventually fragment the no-longer united states into several small, squabbling countries.

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