Physicians Administer Drugs or Do Spinal Taps in the Lumbar

question 20

Multiple Choice

Physicians administer drugs or do spinal taps in the lumbar region of the spine. Which statement best describes why the lumbar region of the spine is used for such procedures?

• A) This is where the dorsal and ventral roots are located and drugs administered to the roots are more effective.
• B) Patients are less sensitive in this area of the back.
• C) It is due to the anatomical feature known as the cauda equina (Latin "horse tail"), meaning the spinal cord spreads out into individual nerves and the physician is less likely to harm the spinal cord.
• D) It is due to the anatomical feature of projection fibers that connect the spinal cord with the brain so the drugs will make it to the brain.
• E) It is because of gravity; the CFS has more pressure in the lumbar region of the spine.

---

Definitions:

Book Income

The income of a business as reported in its financial statements, using the accounting methods and standards specified by the relevant authority.

Deferred Tax Liability

A tax obligation that a company owes but is not required to pay until a future date.

Warranty Expense

Costs that a company incurs to repair, replace, or compensate for faulty products during the warranty period.

Book Income

The income of a business as reported in its financial statements, following the principles of accounting.