Describe Dopamine's characteristics

Describe Dopamine's characteristics (synthesis, pathway, ways to enhance and block, and disorders)

Describe the way that releasing factors and peptide hormones control testosterone release from the testis

Describe the way that releasing factors and peptide hormones control testosterone release from the testis. How does negative feedback operates in this system?

What is the mechanism for transport of neurotransmitter

What is the mechanism for transport of neurotransmitter (i.e Acetylcholine in a muscles junction?)

Describe the steps involved in excitation of a muscle fiber

Describe the steps involved in excitation of a muscle fiber

HIV infection may cross blood brain barrier and may cause infection of microglial cells in the brain.

Explain AIDS related encephalopathy?