Which of the Following Is an Example of Positive Feedback

question 82

Multiple Choice

Which of the following is an example of positive feedback during labor?

• A) the movement of the fetus toward the cervical canal
• B) the pressure the unborn exerts on the cervix
• C) the distortion of the myometrium stimulates oxytocin release
• D) the dilation of the cervix followed by the rupture of the amnion
• E) the ejection of the placenta at the end of the placental stage

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Definitions:

Parasympathetic System

The Parasympathetic System is a branch of the autonomic nervous system responsible for conserving energy and promoting "rest and digest" bodily functions.

Synaptic Vesicle

Small structures within neurons that store neurotransmitters for release at the synapse.

Synaptic Cleft

The small gap between the presynaptic and postsynaptic neurons, across which neurotransmitters are released to communicate signals.

Presynaptic Membrane

A region of the neuron that releases neurotransmitters in response to an action potential.