Examlex
Intraglomerular ________ cells help keep the filtration membrane "clean" as they phagocytose (engulf) items such as antigen-antibody complexes.
Tyrosine
An amino acid that serves as a precursor to several important neurotransmitters, including dopamine, norepinephrine, and epinephrine.
Metabotropic Receptor
Embedded membrane protein with a binding site for a neurotransmitter linked to a G protein; can affect other receptors or act with second messengers to affect other cellular processes, including opening a pore.
Membrane-Spanning Proteins
Proteins that penetrate through the lipid bilayer of cell membranes, often functioning as receptors or channels.
Parkinson Disease
A progressive neurodegenerative disorder characterized by motor symptoms such as tremors, stiffness, and bradykinesia, due to the loss of dopamine-producing cells in the brain.
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