CNIM PRACTICE EXAM QUESTIONS WITH ANSWERS LATEST GRADED A+ 2023/2024.

CNIM PRACTICE EXAM QUESTIONS WITH ANSWERS LATEST GRADED A+ 2023/2024. Ventral Nerve Roots - 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 - Answer Which one of the following is an excitatory neurotransmitter? 1 GABA 2 Glutamate 3 Glycine 4 Phenylalanine GABA - Answer Which one of the following is an inhibitory neurotransmitter? 1 GABA 2 Serotonin 3 Dopamine 4 Phenlalanine the meninges - 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 - Answer What separates the motor and sensory strips? 1 Sylvian Fissure 2 Central Sulcus 3 Frontal Sulcus 4 Sagittal Fissure The Carotid Exchange - 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 - 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 - Answer The tibial nerve cortical SSEPs would be affected by a stroke in which artery? CNIM PRACTICE EXAM QUESTIONS WITH ANSWERS LATEST GRADED A+ 2023/2024 CNIM PRACTICE EXAM 1 ALREADY PASSED!! 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 - 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 - 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 - 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 - 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 - 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 - Answer The nerve root entry levels for posterior tibial nerve are: 1 C5-T1 2 L1-4 3 L4-S3 4 S1-S5 Sciatic - Answer The tibial and common peroneal nerves form from what nerve? 1 Sural 2 Saphenous 3 Femora 4 Sciatic CNIM PRACTICE EXAM 1 ALREADY PASSED!! Abductor pollicis brevis - 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 - 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 - 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 -70mV inside the cell - Answer A typical resting membrane potential of a neuron is: 1 +20 mV inside the cell 2 -20 mV inside the cell 3 +70 mV inside the cell 4 -70 mV inside the cell Voltage-gated Sodium channels open - Answer What is the initial event that occurs when the action potential threshold of a neuron is reached? 1 The ATP pump shuts down 2 Voltage-gated Sodium channels open 3 Voltage-gated Sodium channels close 4 Sodium rapidly diffuses out of the cell Depolarization of the post-synaptic membrane - Answer An EPSP will cause what to happen? 1 Depolarization of the post-synaptic membrane 2 Hyperpolarization of the post-synaptic membrane 3 Propagation of an action potential 4 Inhibition of all action potentials Pumps K into the cell and Na out of the cell - Answer The Sodium-Potassium Pump: 1 Pumps Na into the cell and K out of the cell 2 Pumps both Na and K out of the cell 3 Pumps K into the cell and Na out of the cell 4 Pumps both Na and K into the cell.