Term
| Formed by the union of cranial and a spinal root. |
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Definition
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Term
| Receptors located in epithelium of the nasal cavity. |
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Definition
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Term
| Serves the senses of hearing and equilibrium. |
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Definition
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Term
| Helps to regulate blood pressure and digestion. |
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Definition
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Term
| Turns the eyeball laterally. |
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Definition
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Term
| Tests both upper and lower motor pathways. The sole of the foot is stimulated with a dull instrument |
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Definition
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Term
| Checks the integrity of the spinal cord and dorsal rami at the level of T8 to T 12. |
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Definition
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Term
| Produces a rapid withdrawl of the body part from a painful stimulus; ipsilateral. |
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Definition
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Term
| Prevents muscle overstretching and maintains muscle tone. |
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Definition
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Term
| The obturator and femoral nerves branch from this plexus. |
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Definition
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Term
| Striking the funny bone may cause injury to a nerve of this plexus. |
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Definition
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Term
| Trauma to a nerve of this plexus may cause wrist drop. |
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Definition
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Term
| Improper administration of an injection to the buttocks may injure a nerve of this plexus. |
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Definition
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Term
| The phrenic nerve branches from this plexus. |
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Definition
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Term
| Regulates motor activity. |
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Definition
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Term
| Central pattern generators |
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Definition
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Term
| Intermediate relay for incoming and outgoing neurons. |
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Definition
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Term
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Definition
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Term
| Includes cortical and brain stem motor areas. |
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Definition
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Term
| The neural machinery of the spinal cord. |
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Definition
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Term
| The meningeal branch of a spinal nerve actually reenters the vertebral canal to innervate the meninges and blood vessels. |
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Definition
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Term
| In the somatosensory system there are no third-order neurons in the cerebellum. |
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Definition
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Term
| There are 41 pairs of spinal nerves. |
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Definition
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Term
| The ʺknee jerkʺ reflex is an example of a(n) ________. |
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Definition
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Term
| The ________ nerve is not a branch of the trigeminal nerve. |
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Definition
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Term
| Which of the following nerves does not arise from the brachial plexus? |
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Definition
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Term
| Which of the following is at the lowest level of the CNS? |
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Definition
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Term
| The three primary levels of neural integration in a sensory system include all of the following except the ________. |
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Definition
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Term
| The posterior side of the thigh, leg, and foot is served by the ________ nerve. |
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Definition
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Term
| Starting at the spinal cord, the subdivisions of the brachial plexus are, in order ________. |
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Definition
| rami, trunks, divisions, and cords |
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Term
| The cranial nerve with a dual origin (brain and spinal cord) is the ________. |
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Definition
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Term
| Which of the following is not a nerve plexus? |
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Definition
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Term
| A major nerve of the lumbar plexus is the ________. |
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Definition
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Term
| Spinal nerves exiting the cord from the level of L4 to S4 form the ________. |
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Definition
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Term
| The abducens nerve ________. |
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Definition
| supplies innervation to the lateral rectus muscle of the eye |
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Term
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Definition
| may be modified by learned behavior |
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Term
| Which of the following is not true about the integration center of a reflex arc? |
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Definition
| There are always multiple synapses with chains of interneurons. |
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Term
| Striking the ʺfunny boneʺ is actually stimulation of the ________. |
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Definition
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Term
| Which of the following numbers of pairs of spinal nerves is correct? |
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Definition
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Term
| Select the statement about plexuses that is most correct ________. |
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Definition
| Only ventral rami form plexuses |
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Term
| A reflex that causes muscle relaxation and lengthening in response to muscle contraction is called a ________. |
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Definition
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Term
| Pressure, pain, and temperature receptors are ________. |
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Definition
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Term
| Potentially damaging stimuli that result in pain are selectively detected by ________. |
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Definition
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Term
| Meissnerʹs corpuscles ________. |
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Definition
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Term
| Which receptors adapt most slowly? |
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Definition
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Term
| The abducens nerve conveys proprioceptor impulses from the ________ to the brain. |
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Definition
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Term
| Nerves that carry impulses toward the CNS only are ________. |
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Definition
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Term
| After axonal injury, regeneration in peripheral nerves is guided by ________. |
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Definition
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Term
| Regeneration within the CNS ________. |
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Definition
| is complicated by secondary demyelination |
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Term
| In a crossed extensor reflex, if the right arm were grabbed it would flex and the left arm would ________. |
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Definition
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Term
| In a crossed extensor reflex, if the right arm were grabbed it would flex and the left arm would ________. |
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Definition
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Term
| Select the correct definition. |
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Definition
| Pattern recognition allows us to see a familiar face. |
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Term
| All processing at the circuit level going up to the perceptual level must synapse in the ________. |
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Definition
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Term
| The sciatic nerve is a combination of which two nerves? |
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Definition
| common fibular and tibial |
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Term
| The largest and longest nerve of the body is found in the ________. |
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Definition
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Term
| Irritation of a major nerve of this plexus may cause hiccups. |
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Definition
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Term
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Definition
| is characterized by paralysis of facial muscles |
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Term
| Babinskiʹs sign is ________. |
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Definition
| when the great toe dorsiflexes and the other toes fan laterally |
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Term
| A simple spinal reflex goes along which of the following reflex arcs? |
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Definition
| receptor, afferent neuron, integration center, efferent neuron, effector |
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Term
| Mixed cranial nerves containing both motor and sensory fibers include all except which of the following? |
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Definition
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Term
| Transduction refers to conversion of ________. |
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Definition
| stimulus information to nerve impulses |
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Term
| ________ always takes a nonspecific ascending pathway |
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Definition
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Term
| The flexor muscles in the anterior arm (biceps brachii and brachialis) are innervated by what nerve? |
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Definition
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Term
| The cranial nerves that have neural connections with the tongue include all except the ________. |
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Definition
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Term
| Problems in balance may follow trauma to which nerve? |
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Definition
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Term
| A fracture of the ethmoid bone would result in damage to which cranial nerve? |
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Definition
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Term
| Select the statement that is most correct. |
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Definition
| Afferent nerve fibers contain cell bodies of sensory neurons. |
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Term
| An improperly delivered gluteal injection could result in ________. |
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Definition
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Term
| Which nerve does not use the jugular foramen as a route of exit from the skull? |
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Definition
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Term
| The peripheral nervous system includes ________. |
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Definition
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Term
| Feeling a gentle caress on your arm would likely involve all of the following except ________. |
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Definition
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Term
| A patient who received a blow to the side of the skull exhibits the following signs and symptoms on that side of the face: he is unable to close his eye, and the corner of his mouth droops. Which cranial nerve has been damaged? |
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Definition
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Term
| The circuit level of the somatosensory system involves CNS centers in all of the following except the ________. |
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Definition
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Term
| The projection level of the brain does not include the ________. |
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Definition
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Term
| If the ventral root of a spinal nerve were cut, what would be the result in the tissue or region that nerve supplies? |
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Definition
| a complete loss of voluntary movement |
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