Examlex
Which hormone is produced from cholesterol?
Positron Emission Tomography (PET)
A technique for creating images of brain activity by injecting a radioactive tracer into the blood and then, using a scanner, finding where in the brain the blood is being metabolized.
Substantia Nigra
A part of the brain involved in the control of movement and is associated with diseases such as Parkinson's due to its role in dopamine production.
Dopamine
A neurotransmitter in the brain that plays an important role in positive emotions and response to reward.
Norepinephrine
An important neurotransmitter in the brain that is associated with responses to stress; also called noradrenaline.
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