NUR 257 Exam 1
- immunity
Answer
The body's specific protective response to foreign agent or organisms
- Resistance to disease, specifically infectious disease
- Immunopathology
Answer
the study of diseases that results from dysfunction of the immune system
- Components of the immune system
Answer Bone marrow T cells and B cells Lymphoid tissue
spleen and lymph nodes
- True/False Immunity refers to the body's nonspecific protective response to an invading
foreign agent or organism
Answer
False 1 / 4
- Immunity refers to the body's specific protective response to an invading foreign agent or
organism
- B lymphocytes mature in the .
Answer
bone marrow
- T lymphocytes mature in the .
Answer
Thymus, where they also differentiate into cells with various functions
- Functions of the immune system
Answer
To remove foreign antigens such as viruses and bacteria to maintain homeostasis
- Phagocytosis
- Inflammatory response
- Phagocytosis
Answer
Monocytes are responsible for engulfing and destroying foreign bodies and toxins
- Inflammatory response
Answer
nonspecific defense reaction to tissue damage caused by injury, infection, or invading organisms 2 / 4
- Inflammatory response process
Answer
Chemical mediators minimize blood loss, wall off invading organisms, activate phagocytes, promote formation of scar tissue, and regeneration of injured tissue.
- Natural immunity
Answer
Nonspecific response to any foreign invader
- White blood cell action
- Inflammatory response
- Physical barriers
- White blood cell action
Answer
Release cell mediators such as histamine, bradykinin, and prostaglandins and engulf (phagocytize) foreign substances.
- Physical barriers
Answer
Intact skin, chemical barriers, and acidic gastric secretions or enzymes in tears and saliva.
- Aquired immunity 3 / 4
Answer
Specific against a foreign antigen
- Result of prior exposure to an antigen
- Active or passive
- Active immunity
Answer
- Immunologic defenses developed by person's own body
- Lasts many years, may last a lifetime
- passive immunity
Answer
- Temporary
- Results from transfer of a source outside of the body that has developed immunity
- Examples
through previous disease or immunization
Transfer of antibodies from mother to infant through breast feeding; receiving immune globulin through injections
- Which leukocytes are associated with inflammation?
- / 4