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59 Cards in this Set

  • Front
  • Back
all neural tissue outside of the brain and spinal cord makes up which nervous system
Peripheral nervous system
information is carried to the CNS by the ____ division, and motor commands are carried to the muscles and glands via the ___ division.
Afferent
Efferent
which nervous system component provides automatic involuntary regulation of smooth muscle, cardiac muscle, and glandular secretions.
Autonomic Nervous system
_____ increased the speed at which action potential travels along the axon of the oligodendrocyte.
myelin
_____ breaks down acetylcholine into acetate and choline at the synaptic clef and post synaptic membrane.
Acetylcholinesterase
synapses that release norepinephrine are called?
adrenergic
the 3 layers of specialized membranes surrounding the brain and spinal cord are.
meninges
every spinal segment is associated with a pair of ____ that contains the cell body of sensory neurons.
Dorsal root ganglia
which of the following is the dural space containing loose connective tissue, blood vessels, and adipose tissue
Epidural space
which region of the brain controls conscious though, sensations, memory storage and complex movement
cerebellum
The hypothalamus is connected to what glad, which is the primary link between the nervous and endocrine system,
Pituitary glad
which region of the brain is responsible for control of autonomic functions such as heart rate, BP, Digestive activity. .
Medulla oblongota
which of the following is caused by an imbalance in the amount of CSF produced and the rate at which it is absorbed.
hydrocephalus
the area of the diencephalon whose functions include the sub-conscious control of skeletal muscle contraction associated with rage, pleasure, pain, and sexual arousal.
hypothalamus
what is a withdraw reflex affecting the muscles of a limb.
Flexor reflex
the ____ division of the autonomic nervous system stimulated tissue metabolism, increased alertness, and prepared the body to deal with emergency
Sympathetic Division
the stimulation of beta1 rectors caused what
Increased Heart Rate
Increased Cardiac conduction
increased Cardiac contractility
Temperature is what kind of sense
General Sense
receptor sesitive to chemical stimuli are called what
Chemo receptors
the perception of pain coming from parts of the body that are not actually stimulated is called
refereed pain
What receptors monitor changes in Blood pressure, such as in the Carotid artery and aorta
Baroreceptors
the chemoreceptors that monitor PH, oxygen levels and carbon dioxide levels in the blood are located in the,
Carotid body
the olfactory recepter cells are located in the?
olfactory epithelial
the clear fluid the fills the anterior chamber of the eye
aqueous humor
____ is caused by elevation in pressure inside the eye
Glaucoma
which part of the eye is responsible for focusing visual images on the photoreceptor by changing it's shape
Lens
which sense informs a person of there poison in space. by monitoring gravity, liner exceleration and rotaion.
equilibrium
the ____ is the hammer shaped auditory ossicle that attaches at 3 points to the interior surface of the tympanum
malleus
recepters in the ____ provide the sense of hearing.
Cochlear duct
the somatic nervous system sends impulses to the ____
skeletal muscle
this is a change in the membrane potential of the entire cell membrane
action potential
communication between neurons and other cells occur in one direction across the _____
Synapse
the information transfers from neuron to neuron accours through a release of chemicals called ______
nerotransmitter
this neurotransmitter causes depolarization of the pre-synaptic membrane.
acetylcholine
this neurotransmitter plays a very important role in the sympathetic nervous system.
norepinephrine
the _____ forms the outer most layer of the central nervous system.
Dura matter
between the dura matter of the spinal cord and the walls of the vertebral canal
epi dural space.
the ____ is filled with CSF which acts like a shock absorber.
subarachnoid space
the ____ is attached to the underlying neural tissue
Pia matter
The ____ contain the axons that bring information to the spinal cord.
Dorsal root
this results form pressure on the cord that results in ischemia
Cord compression
this results in disruption of blood to the spinal cord. after a result of hyperextension injury
Central cord syndrome
processing center for the cerebellum
brain stem
thoughts, sensation and memory
cerebellum
processing center for sensory information only
thalamus
process visual and auditory information
mid-brain
controls emotion, hormone production and autonomic function
hypothalamus
Epinephrine and Norepienphine are released by what gland
adrenal glands
epinephrine and norepinephrine interact with what type of receptors
adrenergic receptors
stimulation of alpha1 receptor will do what
vasoconstriction
stimulation of beta2 will do what
bronchi dilation
____ is the reduction in sensitivity in the presence of a constant stimulus. it reduces the amount of information arriving at the cerebral cortex.
adaptation
pain receptors are sensitive to what stumuli?
dissolved chemicals

extremes of temperature

mechanical damage
which of the following photo receptors provide color vision
cones.
patients with myopia have what
near sightedness
hair cells of the coclier duct are where
organ of corti
white of the eye
sclera
the majority of the tear production comes from the........
lacrimrimal duct
there are 3 times more cold receptors and warm receptors T or F
True