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