Microbiology chapter 15 potential test questions Flashcards

phagocytes of the epidermis are called

1. microglia
2. goblet cells
3. alveolar macrophages
4. dendritic cells

mucus-secreting membranes are found in

1. the urinary system
2. the digestive cavity
3. the respiratory passages
4. all of the above

the complement system involves

1. the production of antigens and antibodies
2. serum proteins involved in nonspecific defense
3. a set of genes that distinguish foreign cells from body cells
4. the elimination of undigested remnants of microorganisms

interferons

1. do not protect the cell that secretes them
2. stimulate the activity of macrophages
3. cause muscle ache, chills, and fever
4. all of the above

True or false and replace if false

The surface cells of the epidermis are alive.

True or false and replace if false

The surface cells of mucous membranes are alive.

True or false and replace if false

Wandering macrophages experience diapedesis.

True or false and replace if false

Monocytes are immature macrophages.

True or false and replace if false

Lymphocytes are large agranulocytes.

True or false and replace if false

Phagocytes exhibit chemotaxis toward a pathogen.

In phagocytosis, adherence involves the binding between complementary chemicals on a phagocyte and on the membrane of a body cell.

True or false and replace if false

Opsonization occurs when a phagocyte's pseudopods surround a microbe and fuse to form a sac.

True or false and replace if false

Lysosomes fuse with phagosomes to form peroxisomes.

True or false and replace if false

A membrane attack complex drills circular holes in a macrophage.

True or false and replace if false

Rubor, calor, swelling, and dolor are associated with fever.

True or false and replace if false

Acute and chronic inflammation exhibit similar signs and symptoms.

True or false and replace if false

The hypothalamus of the brain controls body temperature

True or false and replace if false

Defensins are phagocytic parts of of the first line of defense.

True or false and replace if false

NETs are webs produced by neutrophils to trap microbes.