bio 205
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| Formed by the union of a cranial and spinal root | Accessory
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| Receptors located in epithelium of the nasal cavity | Olfactory
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| Serves the senses of hearing and equilibrium | Vestibulocochlear
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| Helps to refulate blood pressure and digestion | Vagus
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| Turns the eyeball laterally | abducens
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| The obturator and femoral nerves branch frome this plexus | sacral plexus
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| Striking the funny bone mayh cause injury to a nerve of theis plexus | Brachial plexus
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| Trauma to a nerve of this plexus may cause wrist drop | brachial plexus
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| Improper administration of an ingection to the buttocks may injure a nerve of this plexus | sacral plexus
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| The phrenic nerve branches from this plexus | Cervical plexus
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| The three primary levels of neural integration in a sensory system include all of the following | receptor level, circuit level, perceptual level
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| A reflex that causes muscle relaxation and lengthening in response to muscle contraction is called a | Golgi tendon reflex
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| Potentially damaging stimuli that result in pain are selectively detected by | nociceptors
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| Nerves that carry impulses towrd the CNS only are | afferent nerves
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| In a crossed extensor reflex, if the right arm were grabbed it would fles and the left arm would | extend
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| a simple spinal reflex goes along which of the following reflex arcs | receptor, afferent neuron, integration center, efferent neuron, effector
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| A fracture of the ethmoid bone would result in damage to which cranial nerve | olfactory
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| Short preganglionic, long postganglionic fibers | sympathetic
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| collateral ganglia | sympathetic
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| increases blood pressure | sympathetic
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| Decreases heart rate | parasympathetic
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| Causes erection of the penis | parasympathetic
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| preganglionic sympathetic | acetylcholine
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| preganlionic parasympathetic | acetylcholine
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| postganglionic sympathetic to sweat glands | acetylcholine
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| most postganglionic sympathetic | norepinephrine
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| The parasympathetic nervous system is characterized by peripheral ganglia near the | organs and by short postganglionic fibers
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| The parasympathetic ganglionic that serves the eye is the | ciliary ganglion
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| Cardiovascular effects of the sympathetic division include | constriction of most blood vessels, dilation of the vessels seving the skeletal muscles, increase of heart rate and force
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| Contol temperature, endocrine activity, and thirst are functions associated with the | hypothalamus
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| Sympathetic fibers leave the spinal cord in the | thoracolumbar region and the postganglionic fibers secrete norepinephrine
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| Two major classes of adrenergic receptors found in the ANS are | Alpha and Beta
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| The two cholinergic receptor types are | nicotinic and musarinic
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| The white outer tough connective tissue covering of the eyeball | sclera
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| The muscle responsible for altering the shape of the lins | ciliary muscle
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| The vascular coat of the eyeball; deeply pigmented | choroid
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| A muscle that moves the eye ball | rectus muscle
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| The semsory layer of the eye | retina
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| the structure most responsible for focusing light rays that enter the eye | lens
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| Help maintain the intraocular pressure; located in the anterior part of the eye | fovea centralis
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| Help maintain the intraocular pressure; located on the anterior part of the eye | aqueous humor
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| area of greatest visual acuity | fovea centralis
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| Ear stones | Otoliths
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| Connects the middle ear with the nasopharynx | pharyngotympanic tube
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| Separates external auditory canal from the middle ear | tympanic membrane
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| Contains utricle and saccule | vestibule
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| Information from balance receptors goes directly to the | brain stem reflex centers
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| Which pairing of terms is incorrectly related | frequeny: loudness
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| In order, what stuctures does light pass through in the eye | Cornea, aqueous humor, lens, virteous
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| The boundary of the retina is called the | ora serrata
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| The rocks found in one's head are called | Otolithus
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