This system is a protector that includes skin keratin, T-lymphocytes, and microglial brain cells?
A)Immune
B)Endocrine
C)Integumentary
D)Nervous

Question

Quizplus · Accepted Answer

The immune system includes various components such as skin keratin (part of the physical barrier to infection), T-lymphocytes (a type of white blood cell involved in the immune response), and microglial brain cells (immune cells in the brain).

This System Is a Protector That Includes Skin Keratin, T-Lymphocytes