Which structure extends from the base of the tongue to the upper end of the trachea?

Which of the following reasons best describes why it is advantageous to use a 25 gauge long needle for an IA nerve block?

A) Greater depth of penetration, less needle flexibility when contacting bone to determine deposition site, high risk of positive aspiration B) Ease of penetration through fibrous submucusal tissues, greater depth of penetration, low risk of positive aspiration C) Greater depth of penetration, greater accuracy of aspiration outcomes, less needle deflection D) Comfort level during penetration, greater depth of penetration, low risk of negative aspiration

CLIA standards allow an MA to obtain:

A) a biopsy. B) any test that the physician orders. C) a capillary specimen. D) none of the above.