Spinal cord - Quiz
A) Cervical enlargement B) Lumbar enlargement C) Sacral enlargement D) Thoracic enlargement
A) L2 to S3 B) C1 to C3 C) C4 to T1 D) T9 to T12
A) T1 to L1 B) L2 to S3 C) S4 to Co1 D) C4 to T1
A) C4 to T1 B) T9 to T12 C) C7 to T2 D) L1 to L5
A) Four B) Two C) Three D) One
A) Central canal B) Epidural space C) Subarachnoid space D) Dura mater
A) Right posterior spinal artery B) Anterior spinal artery C) Left posterior spinal artery D) Radicular artery
A) Posterior segmental artery B) Anterior cerebral artery C) Artery of Adamkiewicz D) Neural crest artery
A) T9 and L5 B) L1 and L2 C) S1 and S3 D) C4 and T1
A) Netrins B) Bone morphogenetic protein (BMP) C) Sonic hedgehog (SHH) D) Acetylcholine
A) Alar plate B) Roof plate C) Basal plate D) Neural crest
A) Central canal B) Floor plate C) Anterior white commissure D) Sulcus limitans
A) Sonic hedgehog (SHH) B) Netrins C) Cerebrospinal fluid D) Bone morphogenetic protein (BMP)
A) Alar plate B) Floor plate C) Neural crest D) Roof plate
A) Netrins B) Bone morphogenetic protein C) Sonic hedgehog D) Radial glial cells
A) Cervical enlargement atrophy B) Loss of netrin secretion C) Spinal cord infarction D) Neural tube defect
A) Neural fold, neural plate, neural tube, spinal cord B) Neural tube, neural plate, spinal cord, neural fold C) Spinal cord, neural tube, neural fold, neural plate D) Neural plate, neural fold, neural tube, spinal cord
A) Anterior white commissure B) Central canal C) Ventricles D) Sulcus limitans
A) It only occurs in the alar plate B) It is prevented by Sonic hedgehog C) It is necessary for correct assembly of the nervous system D) It is a sign of neural tube defects
A) Development of the notochord B) Initial formation of connections between spinal neurons C) Neuron and muscle development D) Secretion of bone morphogenetic protein
A) 12 B) 24 C) 8 D) 31
A) Dorsal lateral sulci B) Central canal C) Intervertebral foramen D) Ventrolateral sulci
A) Lumbar cistern B) Filum terminale C) Cauda equina D) Conus medullaris
A) Cauda equina B) Lumbar cistern C) Dorsal root D) Filum terminale
A) Cell bodies of interneurons B) Unmyelinated axons only C) Myelinated axons D) Neuroglia cell bodies
A) Grey columns B) Conus medullaris C) Nerve rootlets D) Funiculi
A) Rootlets B) Horns C) Nuclei D) Funiculi
A) 7 B) 5 C) 12 D) 8
A) Conus medullaris B) Central canal C) Lumbar cistern D) Subarachnoid space
A) Triangular B) Circular C) Butterfly D) Oval
A) Eight B) Eighteen C) Twelve D) Four
A) Thalamus B) Cerebellum C) Pons D) Medulla oblongata
A) 40 cm B) 43 cm C) 50 cm D) 45 cm
A) Adipose tissue B) Cerebrospinal fluid C) Nerve fibers D) Meningeal fluid
A) Dura mater B) Arachnoid mater C) Pia mater D) Denticulate ligament
A) Transmitting motor commands B) Supporting the spinal cord structure C) Controlling rhythmic movements D) Receiving sensory information
A) Circular B) Ovoid C) Butterfly-shaped D) Rectangular
A) Anterior median fissure B) Lateral sulcus C) Posterior median sulcus D) Dorsal median fissure
A) Arachnoid mater B) Pia mater C) Dura mater D) Epidural layer
A) Lissauer's tract B) Cuneate fasciculus C) Spinothalamic tract D) Gracile fasciculus
A) Anterior B) Posterior C) Medial D) Lateral
A) Corticospinal fibers B) Dorsal root fibers C) Internal arcuate fibers D) Spinothalamic fibers
A) Substantia nigra B) Inferior olive C) Ventral posterolateral nucleus D) Red nucleus
A) Clarke's column B) Nucleus gracilis C) Substantia gelatinosa D) Nucleus cuneatus
A) Cuneate fasciculus B) Gracile fasciculus C) Medial lemniscus D) Lissauer's tract
A) Reticular formation B) Periaqueductal gray C) Nucleus raphes magnus D) Ventral posterolateral nucleus
A) Nucleus raphes magnus B) Hippocampus C) Centromedian nucleus D) Ventral posterolateral nucleus
A) Centromedian nucleus B) Nucleus gracilis C) Ventral posterolateral nucleus D) Clarke's column
A) Synapse in the substantia gelatinosa B) Terminate in the cerebellum C) Enter the cuneate fasciculus D) Decussate
A) Ventral horn B) Dorsal root ganglia C) Clarke's nucleus D) Accessory cuneate nucleus
A) One B) Two C) Zero D) Three
A) Middle cerebellar peduncle B) Inferior cerebellar peduncle C) Lateral cerebellar peduncle D) Superior cerebellar peduncle
A) Inferior cerebellar peduncle B) Middle cerebellar peduncle C) Superior cerebellar peduncle D) Dorsal cerebellar peduncle
A) White matter B) Connective tissue C) Cerebrospinal fluid D) Gray matter
A) Temperature regulation B) Vision processing C) Coordinated limb movements D) Pain processing
A) 100% B) 10% C) 50% D) 90%
A) No B) Only the vestibulospinal tract does C) Yes D) Only the tectospinal tract does
A) Deep pressure B) Light touch C) Motor inhibition D) Rhythmic movement
A) Spinal stenosis B) Transverse myelitis C) Spina bifida D) Diastematomyelia
A) Bilateral atrophy B) Ipsilateral deficits C) Contralateral deficits D) Segmental myotome deficits
A) Spasticity B) Hypotonia C) Hypertonia D) Hyperreflexia
A) 1 week B) 24–48 hours C) 3 months D) 2 to 4 weeks
A) Dexamethasone B) Methylprednisolone C) Cortisone D) Prednisone
A) Increasing blood pressure B) Limiting post-injury cell death C) Surgical removal of the spinal cord D) Reducing spinal fluid
A) Muscle atrophy B) Hyperreflexia C) Hyporeflexia D) Hypotonia
A) Severing B) Transverse myelitis C) Bruising D) Laceration
A) Total cessation of movement B) Maintaining electric transmission C) Increasing pressure on the injury D) Complete immobilization of neurons |
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