AP PSYCHOLOGY

BIOLOGICAL BASES OF BEHAVIOR

THE NERVOUS AND ENDOCRINE SYSTEMS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Like all other body systems, the immune system helps the body maintain homeostasis. Which statement best describes how the immune system does this?
A
it protects other organs and tissues from infection and disease
B
it breaks down food to provide cells with nutrients
C
it gathers information through the senses and controls all other body systems
D
it transports oxygen and carbon dioxide
Explanation: 

Detailed explanation-1: -The immune system helps to maintain homeostasis because it removes pathogens that would otherwise cause disease in the body, which is the opposite of homeostasis. Homeostasis is a stable, internal state within the body.

Detailed explanation-2: -It activates, mobilizes, attacks and kills foreign invader germs that can cause you harm. Your immune system learns about germs after you’ve been exposed to them too. Your body develops antibodies to protect you from those specific germs.

Detailed explanation-3: -Organs and tissues of the immune system include the bone marrow, spleen, thymus, tonsils, mucous membranes, and skin. Granulocytes, macrophages, and T lymphocytes are examples of specialized cells. The lymphatic vessels of the immune system carry immune cells, which converge in lymph nodes found throughout the body.

Detailed explanation-4: -The most important cells associated with innate immune responses are: Neutrophils-These are the most numerous type of innate immune responder cells. Their primary job is to destroy pathogens. Neutrophils circulate in the blood, but enter different parts of the body where an invader has been identified.

There is 1 question to complete.