Examlex
Which plane divides the body into left and right portions?
Blocks Receptors
Refers to substances or mechanisms that inhibit the action of neurotransmitters by occupying their receptor sites and preventing activation.
Agonist
A chemical or drug that binds to receptors in the brain and causes a reaction or response similar to a naturally occurring substance.
Antagonist
A molecule that binds to a receptor but does not activate it, thereby blocking action of agonist molecules or inhibiting the function of an enzyme.
Curare
A plant extract used by South American indigenous peoples on arrows and darts for hunting, which acts as a muscle relaxant by blocking neurotransmission.
Q24: The suffix -centesis means "instrument for recording."
Q27: Which of the following does NOT give
Q49: A medical term that means inflammation of
Q52: The combining form that means sweat is
Q62: Which prefix means "many"?<br>A)hemi-<br>B)poly-<br>C)primi-<br>D)nulli-
Q63: Which suffix means "porous"?<br>A)-porosis<br>B)-poiesis<br>C)-ptysis<br>D)-pnea
Q67: Which of the following monomer pairs are
Q68: The pleural cavity contains the heart.
Q113: The brain and spinal cord are protected
Q150: Which of the following structures is NOT