4953991
Descripción
Test por Briana Nicole, actualizado hace más de 1 año
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Creado por Briana Nicole
hace más de 8 años
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Pregunta 1
Pregunta
The neuron fiber that passes messages through its branches to other neurons or to muscles and glands is the _______.
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myelin sheath
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synapse
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axon
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thalamus
Pregunta 2
Pregunta
The tiny space between the axon of one neuron and the dendrite or cell body of another is called the
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axon terminal.
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branching fiber.
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synaptic gap
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threshold
Pregunta 3
Pregunta
Regarding a neuron's response to stimulation, the intensity of the stimulus determines
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whether or not an impulse is generated.
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how fast an impulse is transmitted.
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how intense an impulse will be.
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whether reuptake will occur.
Pregunta 4
Pregunta
In a sending neuron, when an action potential reaches an axon terminal, the impulse triggers the release of chemical messengers called
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hormones
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neurotransmitters
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dendrites
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reticular formation
Pregunta 5
Pregunta
Endorphins are released in the brain in response to
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morphine or heroine.
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pain or vigorous exercise.
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the all-or-none response.
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All these answers are correct.
Pregunta 6
Pregunta
The autonomic nervous system controls internal functions, such as heart rate and glandular activity. The word autonomic means
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calming.
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voluntary.
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self-regulating.
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arousing.
Pregunta 7
Pregunta
The sympathetic nervous system arouses us for action and the parasympathetic nervous system calms us down. Together, the two systems make up the [blank_start]autonomic[blank_end] nervous system.
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autonomic
Pregunta 8
Pregunta
The neurons of the spinal cord are part of the [blank_start]central[blank_end] nervous system.
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central
Pregunta 9
Pregunta
The most influential endocrine gland, known as the master gland, is the
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pituitary.
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hypothalamus.
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thyroid.
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pancreas.
Pregunta 10
Pregunta
The [blank_start]adrenal gland[blank_end] secrete(s) epinephrine and norepinephrine, helping to arouse the body during times of stress.
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adrenal glands
Pregunta 11
Pregunta
The part of the brainstem that controls heartbeat and breathing is the
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cerebellum.
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medulla.
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cortex.
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thalamus.
Pregunta 12
Pregunta
The thalamus functions like a(n)
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memory bank.
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balance center.
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breathing regulator.
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Internet router.
Pregunta 13
Pregunta
The lower brain structure that governs arousal is the
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spinal cord.
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cerebellum.
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reticular formation.
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medulla.
Pregunta 14
Pregunta
The part of the brain that coordinates voluntary movement and enables nonverbal learning and memory is the [blank_start]cerebellum[blank_end].
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cerebellum
Pregunta 15
Pregunta
Two parts of the limbic system are the amygdala and the
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cerebral hemispheres.
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hippocampus.
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thalamus.
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pituitary.
Pregunta 16
Pregunta
A cat's ferocious response to electrical brain stimulation would lead you to suppose the electrode had touched the [blank_start]amygdala[blank_end].
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amygdala
Pregunta 17
Pregunta
The neural structure that most directly regulates eating, drinking, and the body temperature is the
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endocrine system.
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hypothalamus.
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hippocampus.
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amygdala.
Pregunta 18
Pregunta
The initial reward center discovered by Olds and Milner was located in the [blank_start]hypothalamus[blank_end].
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hypothalamus
Pregunta 19
Pregunta
If a neurosurgeon stimulated your right motor cortex, you would most likely
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see light.
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hear a sound.
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feel a touch on the right arm.
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move your left leg.
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