Role of OT in Maternal Behavior
Role of OT in Maternal Behavior
Role of OT in Maternal Behavior
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Milk Ejection Reflex<br />
• When a lactat<strong>in</strong>g mammal is suckled by its<br />
young, the magnocellular neurons fire<br />
<strong>in</strong>termittently <strong>in</strong> brief, <strong>in</strong>tense bursts <strong>of</strong> action<br />
potentials, each <strong>of</strong> which triggers oxytoc<strong>in</strong><br />
release<br />
• Why Oxytoc<strong>in</strong> <strong>in</strong> IMPORTANT: lactation can be<br />
blocked by small amounts <strong>of</strong> oxytoc<strong>in</strong> antagonist<br />
<strong>in</strong>jected <strong>in</strong>to the SON (supraoptic nucleus)<br />
o large amount <strong>of</strong> <strong>OT</strong> release will counteract<br />
this
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