Ch 16 Recall Questions

attachment of TLR of phagocyte to PAMP of pathogen

Adherence

Margination refers to

Adherence of phagocytes to the lining of blood vessels.

Which of the following is not part of the human body's first line of defense?

Antibodies

All of the following are components of nonspecific immunity EXCEPT

B cells

Which of the following is not part of the human body's second line of defense?

B cells

Chill is a sign that

Body temperature is rising

Which of the following is not a result of inflammation?

Coolness

Toll-like receptors (TLRs) on defensive cells release ________, which stimulate the immune response.

Cytokines

phagocytes squeeze between inner wall (endothelium) of blood vessel

Diapedesis

pathogen in phagolysosome is broken down by enzymes and toxic oxygen products

Digestion

residual body moves toward the cell boundary and is released outside of the cell

Discharge

Which of the following is involved in resistance to parasitic helminths?

Eosinophil

T/F During inflammation, blood vessels are constricted to prevent leakage.

False

T/F PAMP is an enzyme involved in creating immunoglobulin light chains.

False

Which of the following is NOT an effect of histamine?

Fever

Which of the following is an effect of opsonization?

Increased adherence of phagocytes to microorganisms

pseudopods of phagocyte engulf pathogen

Ingestion

Which of the following is NOT a physical factor protecting the skin and mucous membranes from infection?

Lysozyme

Which of the following does NOT increase blood vessel permeability?

Lysozymes

phagocytes stick to inner wall (endothelium) of blood vessel

Margination

Macrophages arise from which of the following?

Monocyte

Which of the following choices shows the order in which white blood cells migrate to infected tissues?

Neutrohils- monocytes

Which of the following exhibits the highest phagocytic activity?

Neutrophils

Which of the following is NOT a part of the lymphatic system?

Pancreas

Any disease-causing agent, either virus or bacteria, is a(n):

Pathogen

________ is a characteristic of the early stages of a local inflammation response.

Release of histamines

The function of the "ciliary escalator" is to

Removes microorganisms from the lower respiratory tract

Phagocytosis is a process in which a cell

Takes in foreign particles and destroys them

Which of the following lymphatic tissues is located in the intestinal walls?

The Peyer patches

This figure shows the vessels and organs of the lymphatic system. What does "e" represent?

The spleen

This figure shows the vessels and organs of the lymphatic system. What does "d" represent?

The thymus gland

Which of the following is NOT a function of inflammation?

To produce antibodies

Defensive cells such as T cells identify pathogens by binding which of the following?

Toll-like receptors

T/F The signs of inflammation are due to vasodilation and increased permeability of blood vessels.

True

The skin is used as a defense mechanism against pathogens.

True

attraction of phagocyte to pathogen

chemotaxis

What category of cells includes both phagocytes and lymphocytes?

leukocytes

What cells are the precursors of macrophages?

monocytes

Which of the following cells is matched to an incorrect function?

neutrophil—important antigen presenting cell

Innate immunity is

the body's defenses against any kind of pathogen

If you were studying small ovoid structures which occur along lymphatic vessels you would be studying which of the following?

the lymph nodes