In order to expose the spinal cord from the posterior side, it is necessary to remove the:
A) laminae, pedicles and ligamenta flavum
B) laminae, spinous processes and ligamenta flavum
C) pedicles, spinous processes and posterior longitudinal ligament
D) transverse processes, pedicles and posterior ligamenta flavum
Ans: B) laminae, spinous processes and ligamenta flavum
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In compact bone, ___________ connect adjacent lacunae, thereby providing pathways for nutrients and other materials to pass between osteocytes
A. osteonic canals B. blood vessels C. lamellae D. canaliculi E. perforating canals
________ is explained by chemical and physical principles and is concerned with the function of specific organs or organic systems
Fill in the blank with correct words.
The prime mover is
A. a muscle working in opposition to another muscle. B. the end of the muscle where the action occurs. C. the muscle that does most of the movement. D. the stationary end of the muscle. E. a group of muscles that work together to cause movement.
Which of the following is a NOT direct function of the Na+-K+ pump?
a. development of a Na+ gradient across the cell membrane b. development of a K+ gradient across the cell membrane c. regulation of cellular pH d. cell volume regulation e. all of these are direct functions of this pump.