Although the head and neck region is rich with lymphatics, this region is devoid of lymphatic vessels.

The brain is composed of 40% gray matter & 60% white matter. 

If an anal cancer extends above the dentate line, what nodes are at risk?

Which of the following is an anticipated side effect of steroidal use? Select all that apply.

A low-grade tumor (G1) is one that: a. Closely resembles the tissue of origin b. Is poorly differentiated c. Is well differentiated d. Does not resemble the tissue of origin

Which of the following sites of the head and neck is unlikely to drain to level I lymph nodes?

A colostomy bag is necessary when a patient undergoes an abdominoperineal resection. 

Which region of the larynx has the highest incidence of cancer?

Leukoplakia and non-healing ulcers are common presenting symptoms for cancers of which head and neck region?

Workplace violence is a rare occurrence in the United States.