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Chapter 2 Transporters, receptors, and enzymes as targets of psychopharmacological drug action
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Chapter 2 Transporters, receptors, and enzymes as targets of psychopharmacological drug action
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Chapter 2 Transporters, receptors, and enzymes as targets of psychopharmacologicaldrug action
1. The somatic nervous system provides sensory and motor innervation for:
A) peripheral nerves.
B) abdominal viscera.
C) secretory glands.
D) smooth muscle.
ANS.A
The proteins and other materials used by the axon are synthesized and
2. then flow down the axon through its cytoplasm.
A) in the cell body
B) by Nissl bodies
C) through dendrites
D) across synapses
ANS.A
Supporting cells of the nervous system, such as Schwann cells, satellite cells,
3. and types of glial cells, function to provide neurons with:
A) local protection.
B) control functions.
C) membrane permeability.
D) integrative metabolism.
ANS.A
Neurons are characterized by the ability to communicate with other neurons
4. and body cells through:
A) astrocytes.
B) axon hillocks.
C) nodes of Ranvier.
D) action potentials.
ANS.D
, 5. Chemical synapses rely on in order to provide communication
between neurons.
A) diffusion
B) gap junctions
C) satellite cells
D) transmitter molecules
ANS.D
The blood-brain and CSF-brain barriers control the chemical environment of
6. the brain by allowing easy entrance to only a few chemicals that include:
A) oxygen.
B) protein.
C) glutamate.
D) potassium.
ANS.A
The perception of where a stimulus is in space and in relation to body parts is a
7. function of the:
A) occipital lobe.
B) parietal lobe.
C) hypothalamus.
D) prefrontal cortex.
ANS.B
The pia mater is a connective tissue sheath that covers the spinal cord and also
8. contains:
A) spinal fluid.
B) fibrocartilage.
C) blood vessels.
D) segmental nerves.
ANS.B
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