Science Quiz / Unit 1 - Back

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Can you name the Clincical Correlations of the Back?

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Back Unit 1
2nd vertebra
An accentuated lateral curvature of the spine. Always abnormal.
Para-axial mesoderm differeniates into ?
Protrusion of spinal cord and meninges
Inflammation of meninges caused by bacterial or viral infection
abnormally Increased thoracic curvature
Ligament that hold the spinal cord in place
somites differentiate into?
1st vertebra
Which vertebra have costal facets
Name triangle bordered by latissimus dorsi, medial border of the scapula, and lateral bordertrapezius
Conical End of Spinal Cord
Contain Somatic Sensory and Autonomic Sensory Cell Bodies
Triangle formed by illiac crest, the external oblique, and latissumus dorsi
Dorsal root ganglia is derived from?
One caudal half of a sclerotome fuses with one half of the cranial sclerotome to form what?
cervical and lumbar (curvature)
How many Spinal Nerves?
Deep Back Muscles innervated by dorsal primary rami are formed from what embryonic layer?
Occurs when blood supply is cut off for an extend period of time
what folds to form the neural tube?
Inner Meningeal Layer
annulus fibrosis is derived from what portion of the paraaxial mesoderm?
Outer meningeal layer
How many vertebral bodies?
Back Unit 1
Abnormally increased extension of the lumbar region of the spine.
Disease characterized by the destruction of myelin in the spinal cord and the brain
Conus Medullaris usually occurs at what level?
Protrusion of the nucleus pulposus
Arachnoid Mater extends to what level of the spinal cord
Neural tube and notochord are formed from what para-axial mesodermal layer
Nucleus pulposus is derived from what embryonic layer
Surgical removal of the spinous processes and their supporting lamina
Severe hyperextension of the neck
Defective Closure of the Vertebral Arch (bony defect only)
Back muscles innervated by ventral primary rami are formed from what germ layer?
Caudal anesthesia or an epidural anesthethetic is injected through what hiatus?
Connects the lamina and helps maintains upright posture
Characterized by a pain radiating from the back to the buttock and to the lower limb
Protrusion of meninges through the vertebral arch
preganglionic sympathetic and parasympathetic nerves are derived from?
Brain and spinal cord are derived from which specific embryonic precursor?
presympathetic preganglionic cell bodies are located in lateral horns at which level?
throacic and sacral (curvature)
myotomes differentiate into?
Foramen through which spinal nerves pass
Middle Meningeal layer
Spinal tap is performed in what space?
sympathetic preganglionic cell bodies are located in lateral horns at which level?

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