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NURS 611 Final - McCance and Practice Quizes
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NURS 611 Final - McCance and Practice QuizesWhat structure is part of the CNS:
Brain
Somatic nervous system
Peripheral nerve pathways
Cranial Nerves - ANSWER Brain
Which of the following is an insulating substance for the neuron?
Schwann Sheath
Myelin
Neurilemma
Node of Ranvier - ANSWER Myelin
Which neurons transmit impulses from neuron to neuron?
Unipolar
Sensory
Motor
Interneurons - ANSWER Interneurons
Which term describes successive, rapid impulses received from a single neuron on the same
synapse?
Temporal summation
Spatial summation
Actuation
Failiation - ANSWER Temporal summation
Which of the following is a component of the midbrain?
Cerebral hemisphere
Tegmentum
Cerebellum
,Medulla oblongata - ANSWER Tegmentum
Which part of the brain contains all cell bodies and dendrites of the neurons?
Gyri
Sulci
White matter
Gray matter - ANSWER Gray matter
Which statement is true regarding Broca's area?
Is responsible for receptive speech
Is responsible for motor speech
Results in the inability to hear
Is located in the right cerebral hemisphere - ANSWER Is responsible for motor speech
Which statement is true regarding the cerebellum?
Makes up fibers of the coricospinal tract
Maintains balance or posture
Controls respirations
Is the location of cranial nerves V to VIII - ANSWER Maintains balance and posture
Which of the following is involved in pain transmission?
Posterior horn
Substantia gelatinosa
Anterior horn
Dorsal root ganglia - ANSWER Substantia gelatinosa
Which statement is true regarding a subdural hematoma?
Is a collection of blood between the dura and archnoid
Occurs as a result of the disruption of an artery
It is closely adhered to the brain
It also produces CSF - ANSWER Is a collection of blood between the dura and archnoid
Which of the following is an arterial bleed from the blood vessels that lie within the grooves of
,the skull?
Subdural
Epidural
Subarachnoid
Lumbar cisterna - ANSWER Epidural
Which statement is true regarding epinephrine?
Parasympathetic preganglionic fibers release epinephrine
Epinephrine stimulates only alpha-adrengic receptors
Epinephrine induces general vasodilation
The action of epinephrine is the same no matter which receptor it binds - ANSWER Epinephrine
induces general vasodilation
The __________ is the primary information and communication cell of the nervous system> -
ANSWER neuron
What statement is true regarding the specificity theory of pain?
Focuses on the attention of pain
focuses on the previous experience of pain
Relates the amount of pain to the amount of soft-tissue injury
Is related to the emotions exhibited toward pain - ANSWER Relates the amount of pain to the
amount of soft-tissue injury
Which two systems regulate the complex emotional responses to pain?
Frontal and cerebellar lobes
Limbic and reticular systems
Thalamus and brainstem
Midbrain and nuclei of the thalamus - ANSWER Limbic and reticular systems
Which of teh following si an excitatory neurotransmitter?
Glutamate
Gamma-aminobutyric acid (GABA)
Glycine
, Substance P - ANSWER Glutamate
What is the appropriate definition of perceptual dominance?
Overt pain responses are regulated
Pain at one location may mask pain at another location
Is a repeated exposure to pain
Is the point at which pain is perceived - ANSWER Pain at one location may mask pain at another
location
Which of the following is classified as myofascial pain syndrome?
Muscle strain
Mastectomy
Neck dissection
Surgical amputation - ANSWER Muscle strain
Which part of the brain is responsible for temperature regulation?
Thalamus
Medulla
Hypothalamus
Limbic system - ANSWER Hypothalamus
Which mechanism of heat loss involves electromagnetic waves?
Radiation
Conduction
Convection
Evaporation - ANSWER Radiation
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