Skin cancer is most likely to develop from

A. pigmented epithelial cells.
B. nonpigmented epithelial cells.
C. pigmented melanocytes.
D. nonpigmented melanocytes.


Answer: B

Anatomy & Physiology

You might also like to view...

An enlarged R wave on an ECG would indicate

a. a myocardial infarction. b. an enlarged ventricle. c. cardiac ischemia. d. repolarization abnormalities.

Anatomy & Physiology

Answer the following statements true (T) or false (F)

1. Artificial passive immunity can be effective even after a person has been exposed to the infectious organism. 2. The surface protein on a cancer cell or a microorganism can be an antigen. 3. An antibody and an antigen fit together like a key in a lock. 4. Antigens have the ability to neutralize specific toxins in the body. 5. When an antigen and an antibody unite, macrophages can destroy the antigen more efficiently.

Anatomy & Physiology

Which of the following is not a feature of skeletal muscle?

A. Extensibility B. Contractility C. Excitability D. Autorhythmicity E. Conductivity

Anatomy & Physiology

The nervous system and certain chemicals can cause the constriction of a blood vessel. This is known as

A. platelet adhesion. B. vascular spasm. C. hemostasis. D. coagulation.

Anatomy & Physiology