A 46-Year-Old Man Comes to the Office with Left Upper

question 33

Multiple Choice

A 46-year-old man comes to the office with left upper limb weakness and numbness.  He has had chronic neck pain since being involved in a motor vehicle collision 4 years ago.  He has no other medical problems.  Neurological evaluation reveals that the tendon reflex shown in the image below is absent.  Reflexes in the right upper extremity and both lower extremities are normal. Imaging studies reveal degenerative changes in the spine causing mild spinal cord compression.  Which of the following spinal segments is most likely affected in this patient?

• A)C3-C4
• B)C5-C6
• C)C7-C8
• D)C8-T1
• E)T1-T2

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Definitions:

Milgram Experiment

A psychological experiment conducted by Stanley Milgram in the 1960s to study obedience to authority, where participants were instructed to administer electric shocks to another person.

Stanford University Prison Experiment

A psychological study conducted by Philip Zimbardo in 1971 at Stanford University, where students were assigned roles of prisoners and guards to explore the effects of perceived power.

Generalization

Drawing a conclusion about a certain characteristic of a population based on a sample from it.

Logical Support

The provision of reasons or evidence to justify a claim or argument.