The esophagus enters the thorax via the thoracic inlet and travels:
A. through the anterior thorax.
B. through the posterior thorax.
C. lateral to the lung parenchyma.
Answer: B. through the posterior thorax.
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Entrapment of which nerve by triceps brachii can produce paresthesias in the posterior distal forearm, wrist, and hand areas?
a. Median nerve b. Ulnar nerve c. Radial nerve d. Brachial nerve
Which part of a word identifies the major meaning of the word?
A) Suffix B) Prefix C) Abbreviation D) Root
Which of the following can be considered an environmental factor contributing to health status?
a. Air quality b. Access to health care c. Safety of neighborhoods d. All of the above
Describe how pre-authorization under managed care plans has changed the reimbursement cycle in the United States.
What will be an ideal response?