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ap chap 13
the peripheral nervous system
| Question | Answer |
|---|---|
| the sciatic nerve is a bombo of which two nerves | common fibular and tibial |
| problems in balance may follo trauma to which nerve | vestibulocochlear |
| a fall or an improperly delivered gluteal injection could result in ____ | sciatica |
| in a crossed extensor reflex, if the right arm was grabbed it would flex and the left arm would | extend |
| which of the following nerves does not arise from brachial plexus | phrenic |
| sarting at the spinal cord the subdicisions of the brachial plexus are in order | roots divisions cords and trunks |
| potentially damaging stimuli that result in pain are selectively detected by___ | photoreceptors |
| striking the "funny bone" is actually stimulation of or injury to the ____ | ulnar nerve |
| the posterior side of the thigh, leg and foot is served by the )))nerve | tibial |
| transduction refers to conversion of ___ | stimulus information to nerve impulses |
| the cranial nerve with a dual origin( brain and spinal) is the____ | accessory |
| select the statment that is most correct | ganglia associated with afferent nerve givers contain cell bodies of sensory neurons |
| which of the following is an incorrect statement regarding the occurence of a sensation? | the stimulus energy must be converted into the energy of a graded potential called a transduction potential. |
| the abducens nerve____ | supplies innervation to the lateral rectus muscle ofthe eye |
| which of the following is not an aspect of sensory percepction | pattern recognition |
| bells palsy is ___ | characterized by paralysis of facial muscles |
| the cranial nerves that have neural connections with the toungue include all except the ___ | trochlear |
| the patellar "knee jerk" reflex is an example of a | stretch reflex |
| If the ventral root of a spinal nerve were cut, what would be the result in the tissue or refion that nerve supplies? | a complete loss of voluntary movment |
| the ___ nerve is not a branch of the trigeminal nerve | cervical |
| a major nerve of the lumbar plexus is the ___ | femoral |
| a reflex that causes muscle relaxation and lengthening in response to the muscle tension is called a ____ | golgi tendon reflex |
| inborn or intristic reflexes are____ | involuntary, yet may be modified by learned behavior |
| after axonal injury, regeneration in peripheral nerves is guided by____ | schwann cells |
| all processing at the circuit level going up to the perceptual level must synapse in the____ | thalamus |
| spinal nerves exiting the cord from the level of l4 to s4 form the ___ | sacral plexus |
| the trochlear nerve conveys proprioceptor impulses from the ___ to the brain | superior rectus muscle |
| select the correct definition | pattern recognition allows us to see a familar face |
| mixed cranial nerves containing both motor and sensory fibers include all except which of the following? | olfactory |
| a fracture of the ethmoid bone could result in damage to which cranial nerve? | olfacctory |
| a patient who recieved 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? | facial |
| nerves that carry impulses toward the CNS only are | afferent nerves |
| feeling a gentle caress on your arm would likely involve all of the following except____ | pacinian corpuscles |
| regeneration within the CNS___ | is prevented due to growth inhibiting proteins of oligodendrocytes |
| pressure, pain and temperature recptors in the skin are____ | exteroceptors |
| which of the following is not an example of an exteroceptor? | baroreceptor |
| which of the following is not a main level of neural integration in the somatosensory system? | segmental |
| which recpetors adapt most slowly? | nociceptors |
| irritation of a major nerve of this plexus may cause hiccups | cervical plexus |
| the flexor muscle in the anterior arm (biceps brachii and crachialis) are innervated by what nerve | musculocutaneous |
| which of the following is the correct simple spinal reflex ar | receptor afferent neuron integration center efferent neuron effector |
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