Q. Tremors are seen in disorder of_________________? Basal gangliaPain pathwayPyramidal tractParathyroid gland Answer: Basal ganglia

Q. Unmyelinated fibres differ from myelinated fibers in that they ______________? Have increased excitabilityHave to nodes of RanvierHave no power of regenerationHave no association of Schwann cells Answer: Have to nodes of Ranvier

Q. Which of the following is not true for myelinated nerve fibers? Impulse through myelinated fibers is slower than non- myelinated fibersMembrane currents are generated at nodes of RanvierSaltatory conduction of impulses is seenLocal anesthesia is effective only when the nerve is not covered ...

Q. Nerve cells form long projections called ________. somaaxonsdendritessynapses Answer: axons

Q. What is the outermost membrane surrounding the brain called? pia materarachnoid materdura materalma mater Answer: dura mater

Q. Chemicals called ________ are stored in neurons and released when the cell is stimulated by a signal. toxinscytokineschemokinesneurotransmitters Answer: neurotransmitters

Q. What term refers to an inflammation of brain tissues? encephalitismeningitissinusitismeningoencephalitis Answer: encephalitis

Q. The nerve that contains sensory fibers that are involved in hearing is cranial nerve IIcranial nerve IIIcranial nerve Vcranial nerve VIIIcranial nerve IX Answer: cranial nerve VIII

Q. Preparing the body for “fight-or-flight” response during threatening situations is the role of the: sympathetic nervous systemcerebrumparasympathetic nervous systemsomatic nervous systemafferent nervous system Answer: sympathetic nervous system

Q. Which one of the following is the correct sequence of nerves that exit the spinal cord, going from superior to inferior? thoracic spinal nerves, cervical spinal nerves, lumbar spinal nerves, sacral spinal nervescervical spinal nerves, lumbar spinal nerves, thoracic spinal nerves, sacral ...

Q. Loss of muscle coordination results from damage to the: cerebrumhypothalamuscerebellumthalamusmidbrain Answer: cerebellum

Q. Which of the following is a traumatic brain injury: cerebrovascular accident (CVA)Alzheimer’s diseaseaphasiacerebral edemaParkinson’s disease Answer: cerebral edema