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30 Cards in this Set
- Front
- Back
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What are the 2 major parts of a typical vertebra?
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body & arch
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What space is formed by the arch and the body of the vertebrae?
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vertebral foramen
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List the 7 processes of a typical vertebra.
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1:spine, 2 transverse processes, 4 articular (2cr & 2 ca.)
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Where do the spinal nerves leave the vertebral canal?
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Intervertebral foramen
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What is formed by all the vertebral foramina of all the vertebrae?
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Vertebral canal
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All mammals (man included) have how many cervical vertebrae?
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7
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With what does the atlas articulate?
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Occipital condyles of skull
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What is the large ventral projection of the sixth cervical vertebra?
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Transverse process (sled)
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What is the articulation between the sacrum and the hip bones?
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sacroiliac joint
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The articulation of the axis with the atlas is known as the ________ joint.
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atlanto-axial joint "no" joint
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What are the functional classifications of joints?
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Immovable, slightly moveable & freely moveable
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Name the fibrocartilages between the bodies of adjacent vertebrae.
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Intervertebral discs
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Where is the dorsal longitudinal ligament located?
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On floor of vertebral canal, dorsal to bodies
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What elastic tissue fills the dorsal space (interarcuate space) bt. the arches of adjacent verebrae?
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Ligamentum flavum, interarcuate or yellow ligament
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What connects the heads of a pair of opposite ribs, crossing the dorsal part of the intervertebral discs?
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Intercapital ligament
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What muscles bound the external jugular vein?
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Brachiocephalicus & sternothyroideus
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What structures are related to the strap muscles?
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Superficially skin, deep trachea
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What muscles are above the tranverse processes of the vertebrae?
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Epaxial mm.
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Name the 2 major epaxial muscles of the back.
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iliocostalis & longissimus mm.
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What vessels join to form the external jugular vein?
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Linguofacial & maxillary vv.
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Where is the esophagus located in the middle of the neck?
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On left
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What is the musculocartilaginous structure at the proximal end of the trachea?
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Larynx
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What happens to the thymus with age?
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Involutes
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What is part of the hyoid apparatus crossing the midline?
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basihyoid bone
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What are the 2 parts of the central nervous system (CNS)?
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Brain & spinal cord
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What are the parts of the peripheral nervous system?
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Cranial & spinal nerves & ganglia
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What are the 2 impulses of the nervous system?
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Sensory(afferent) or motor (efferent)
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What are the 2 types of neurons of the somatic (skeletal muscle/skin)motor nervous system?
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UMN(upper motor neurons)
LMN (lower motor neurons) |
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What are carried in the ascending & descending tracts of the spinal cord?
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Ascending: sensory; Descending: motor
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Functionally what does the somatic (skeletal muscle/skin)nervous system do?
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Conscious voluntary motor from the CNS to skeletal muscles & sensory from periphery
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