The integumentary system is protected by the action of cells that arise from bone marrow and migrate to the epidermis. Which of the following cells serve this function?

The integumentary system is protected by the action of cells that arise from bone marrow and migrate to the epidermis. Which of the following cells serve this function? 



A) cells found in the stratum spinosum
B) macrophages called Langerhans' cells
C) keratinocytes because they are so versatile
D) Merkel cells


Answer: B) macrophages called Langerhans' cells


Learn More :