CNIM PRACTICE EXAM 1 QUESTIONS WITH CORRECT ANSWERS|100% verified|37 pages

CNIM PRACTICE EXAM 1 QUESTIONS WITH CORRECT ANSWERS Ventral Nerve Roots CORRECT ANSWER Lower motors neurons primarily exit the cord through the: 1 dorsal nerve roots 2 ventral nerve roots 3 dorsal columns 4 dorsal root ganglia Glutamate CORRECT ANSWER Which one of the following is an excitatory neurotransmitter? 1 GABA 2 Glutamate 3 Glycine 4 Phenylalanine GABA CORRECT ANSWER Which one of the following is an inhibitory neurotransmitter? 1 GABA 2 Serotonin 3 Dopamine 4 Phenlalanine the meninges CORRECT ANSWER The layers of protective tissue which surround the CNS are called: 1 the ventricles 2 the meninges 3 Cerebrospinal fluid 4 The Skull Central Sulcus CORRECT ANSWER What separates the motor and sensory strips? 1 Sylvian Fissure 2 Central Sulcus 3 Frontal Sulcus 4 Sagittal Fissure The Carotid Exchange CORRECT ANSWER The interconnecting blood vessels at the base of the brain make up: 1 the circle of Willis 2 the Carotid exchange 3 the circle of Milford 4 the Perfect circle the left and right anterior cerebral arteries CORRECT ANSWER The Anterior Communicatinig Artery connects which arteries? 1 It does not connect any arteries 2 The posterior Communicating Arteries 3 The left and right anterior cerebral arteries 4 the middle cerebral and the posterior cerebral arteries the anterior cerebral artery CORRECT ANSWER The tibial nerve cortical SSEPs would be affected by a stroke in which artery? 1 the middle cerebral artery 2 the anterior cerebral artery 3 the posterior cerebral artery 4 the inferior cerebral arteray a major feeder vessel to the spinal cord CORRECT ANSWER The artery of Adamkiewicz is: 1 a major blood vessel supplying the brain 2 a major branch of the iliac arteries 3 a major feeding vessel to the kidneys 4 a major feeder vessel to the spinal cord the fasciculus cuneatus CORRECT ANSWER Upper extremity SSEPs transmit through which spinal cord tract? 1 the spinothalamic tract 2 the lateral corticospinal tract 3 the fasciculus gracillis 4 the fasciculus cuneatus Above the T1 vertebrae CORRECT ANSWER The C8 nerve root exits the spinal cord: 1 above the C8 vertebrae 2 below the C8 vertebrae 3 above the T1 vertebrae 4 there is no C8 nerve root cauda equina CORRECT ANSWER The nerve roots that extend below the spinal cord make up the: 1 cauda equina 2 spina bifida 3 Filum Terminale 4 Conus Medularis C8-T1 CORRECT ANSWER The nerve root entry levels for the ulnar nerve are: 1 C1-4 2 C5-T1 3 C5-6 4 C8-T1 L4-S3 CORRECT ANSWER The nerve root entry levels for posterior tibial nerve are: 1 C5-T1 2 L1-4 3 L4-S3 4 S1-S5 Sciatic CORRECT ANSWER The tibial and common peroneal nerves form from what nerve? 1 Sural 2 Saphenous 3 Femora 4 Sciatic Abductor pollicis brevis CORRECT ANSWER Stimulation of the MN at the wrist will activate which muscle? 1 Abductor digiti minimi 2 Abductor pollicis brevis 3 Biceps 4 Deltoid Across the head of the fibula CORRECT ANSWER Stimulation of the peroneal nerve is performed: 1 across the medial malleolus 2 across the lateral malleolus 3 across the head of the fibula 4 in the medial third of the antecubital space the Sodium-Potassium pump CORRECT ANSWER The resting membrane potential of a neuron is primarily maintained by: 1 passive diffusion of charged ions 2 the sodium-potassium pump 3 action potentials 4 the opening of sodium channels