um i believe that it might be A
Double-blind design: this is how the study will be conducted. This means that in this study, participants will know which treatments are being applied to each participant. In this case, the researcher can hire a doctor or health professional who can deliver the different treatments to the participants without the researcher and the participants themselves knowing what treatment is being delivered and which participants are not receiving any treatment.
Antagonist: It will be a substance used to establish connections in the participants' neurological receptors, but without activating these receptors and preventing any other substance from activating them.
Acetylcholine: Will be the neurotransmitter tested in treatments, as it is the main neurotransmitter often related to the symptoms of Parkinson's disease, alzheimer's disease, multiple sclerosis and schizophrenia
Positron Emission Tomography (PET): It will allow the visualization of images that will allow the evaluation of the functioning of the neurotransmitters related to each tested treatment.
Blood-brain barrier: It will allow the assessment of the metabolic function of the participants' brain, as it protects the nervous system from toxic and harmful substances. This cerebral metabolic function will be evaluated in relation to each treatment applied.
Myelin sheath: is the protective layer of nerve cells. It is usually damaged in people who have Parkinson's disease, alzheimer's disease, multiple sclerosis and schizophrenia, for this reason, it will allow the assessment of their protection in relation to each treatment tested.
It was to watch how impressionable children acted on a weighted doll after a adult acted aggressively towards it and to see if hey acted the same way towards it
Papermaking, printing, gunpowder and the compass - the four great inventions of ancient China-are significant contributions of the Chinese nation to world civilization. China was the first nation to invent paper. ... Printed in Tang DynastyA Buddhist sutra is the first book in the world with a verifiable date of printing.
Correct me if I'm wrong though I hope this helps
The price and location of whatever is up on the listing.