Which of the following is the most likely site of early metastases for melanoma?

On an annual basis, melanoma is the ____ most common cancer. 

Melanocyte clusters of ___ nevi are found in the dermis and epidermis. 

The human body only needs 5 hours of sun exposure a day in order to produce enough vitamin D. 

Melanoma of the arm is most likely to spread to which of the following lymph nodes? 

A tympanic thermometer is a thermometer that records the body temperature by placing it under the armpit.

Dental patients are required to sign consent forms.

What is the typical pulse range for children?

Adults typically breathe more rapidly than children.

Under the universal numbering system, which of these teeth is a molar?