Top 350+ Solved Physiological Psychology MCQ Questions Answer
Q. Anxiety disorders are often treated with benzodiazepine drugs, such as______________, that increase GABA activity.
a. Valium
b. Curare
c. Xanax
d. Prozac
Q. Multiple sclerosis (MS) is a devastating disorder caused by deterioration of the ________________.
a. Nodes of Ranvier
b. Ganglia
c. Substantianiagra
d. Myelin sheath
Q. During the ______________, the neuron will fire only in response to a stimulusstronger than what is ordinarily necessary.
a. Absolute refractory period
b. Relative refractory period
c. Depolarization
d. Excitatory period
Q. To complete synaptic transmission, the neurotransmitters attach to receptormolecules embedded in the __________________ .
a. Presynaptic membrane
b. Postsynaptic membrane
c. Cell membrane
d. Synaptic vesicles
Q. An action potential begins when the excitatory inputs are sufficiently strong withrespect to inhibitory inputs to depolarize the cell from ______________ millivolts.
a. -70 to -60
b. -75 to -65
c. -70 to -55
d. -75 to -60
Q. ________________ have been called the “keys to paradise” because of theirpleasure-pain controlling properties.
a. Dopamines
b. Serotonin
c. GABA
d. Endorphins
Q. ______________ is a poison that paralyzes lung muscles by occupying criticalacetylcholine receptors, preventing the normal activity of the transmitter.
a. Valium
b. Curare
c. Xanax
d. Prozac
Q. _________________ carries sensory information via afferent nerve fibers fromreceptors throughout the body to the brain and conducts information via efferent nerve fibers from the brain to muscles and glands.
a. Spinal cord
b. Nodes of Ranvier
c. Hippocampus
d. Cell body
Q. ____ in the spinal cord that carry information from the brain to muscles andglands throughout the body.
a. Afferent nerve fibers
b. Efferentnerve fibers
c. Hormones
d. Endocrine
Q. The ____________ nervous system has two subdivisions, the autonomic nervous systemand somatic nervous system.
a. Central
b. Peripheral
c. Sympathetic
d. Parasympathetic
Q. The ________________ nervous system communicates sensory information received by sense organ receptors to the central nervous system and carries messages from the centralnervous system along motor nerves to the muscles.
a. Somatic
b. Autonomic
c. Sympathetic
d. Parasympathetic
Q. The _______________ nervous system regulates involuntary functions such asheartbeat, blood pressure, digestion and breathing.
a. Somatic
b. Autonomic
c. Sympathetic
d. Parasympathetic
Q. The _________________ nervous system is the body's emergency system and producesrapid physical arousal in response to perceived threats or in response to emotions such as anger or anxiety.
a. Somatic
b. Autonomic
c. Sympathetic
d. Parasympathetic
Q. The ______________ nervous system maintains normal body functions and conservesthe body's physical resources.
a. Somatic
b. Autonomic
c. Sympathetic
d. Parasympathetic
Q. The ______________ system is made up of glands located throughout the body and useschemical messengers called hormones to transmit information from one part of the body to another.
a. Nervous
b. Endocrine
c. Autonomic
d. Somatic