Module 4 Pre Exam

33 terms by nastasia706 

Create a new folder

Advertisement Upgrade to remove ads

The first line of defense against pathogens is the:
A) skin and mucous membranes.
B) inflammatory response.
C) primary immune response.
D) hypersensitivity response.

A) skin and mucous membrane

Which of the following is a characteristic feature of chronic inflammation?
A) Granuloma formation
B) Bleeding
C) Neutrophilia
D) All of the above

A) Granuloma formation

Which of the following characteristics concerning the acute phase reactant C-reactive protein is (are) true?
A) Produced by the liver
B) Plasma indicator of inflammation
C) Significant risk factor for heart disease
D) All of the above

D) All of the above

One systemic manifestation of the acute inflammatory response is fever, which is induced by several mediators, including:
A) histamine.
B) interferon.
C) interleukin 1.
D) nitrous oxide.

C) interleukin 1.

Which of the following exudates would be present in highest concentration at the site of a persistent bacterial infection?
A) Fibrinous
B) Serous
C) Hemorrhagic
D) Purulent

D) Purulent

Which of the following types of exudate is characterized by the movement of watery fluid, containing few cells and little protein, into the tissues?
A) Fibrinous
B) Serous
C) Purulent
D) Hemorrhagic

B) Serous

Warmth and redness of the skin are indicators of inflammation. Which of the following processes is responsible for this clinical manifestation?
A) Increased vascular permeability
B) Phagocytosis
C) Vasoconstriction
D) Vasodilation

D) Vasodilation

Manifestation of local inflammation includes:
A) edema.
B) pallor.
C) bruising.
D) necrosis.

A) edema.

Opsonization promotes the process of:
A) phagocytosis.
B) vasodilation.
C) increased vascular permeability.
D) clotting.

A) phagocytosis.

Which of the following molecules are opsonins?
A) Histamine and serotonin
B) Endotoxin and exotoxin
C) Bacteria and parasites
D) Antibodies and complement proteins

D) Antibodies and complement proteins

Cells defend against viral invasion through the production and secretion of:
A) histamine.
B) interferon.
C) growth factors.
D) prostaglandins.

B) interferon

All of the following chemicals will induce a fever during inflammation except:
A) TNF-alpha.
B) IL-1.
C) histamine.
D) prostaglandin E2.

C) histamine.

Which of the following inflammatory chemicals are blocked by nonsteroidal antiinflammatory drugs such as ibuprofen?
A) Histamine
B) Prostaglandins
C) Leukotrienes
D) All of the above

B) Prostaglandins

Which of the following inflammatory chemicals are responsible for inducing pain during inflammation?
A) Bradykinin and prostaglandins
B) Histamine and chemotactic cytokines
C) Lymphokines
D) Nitrous oxide and platelet-activating facto

A) Bradykinin and prostaglandins

Which of the following cytokines is an antiinflammatory chemical?
A) IL-1
B) IL-6
C) IL-10
D) TNF-alpha

C) IL-10

Under normal conditions, which cell accounts for the greatest percentage of the white blood cell count differential?
A) Neutrophils (PMNs)
B) Monocytes
C) Bands
D) Lymphocytes

A) Neutrophils (PMNs)

Which white blood cell plays an important role in inhibiting the inflammatory response?
A) Neutrophil
B) Mast cell
C) Eosinophil
D) Basophil

C) Eosinophi

A monocyte is a circulating white blood cell that transforms into which of the following cells once it enters the tissue during an inflammatory response?
A) Neutrophil
B) Macrophage
C) Mast cell
D) Fibroblast

B) Macrophage

Which of the following cells is responsible for prolonging the inflammatory response and are present at the site of chronic bacterial infections?
A) Neutrophils
B) Eosinophils
C) Macrophages
D) Lymphocytes

C) Macrophages

Prior to engulfment of a bacterium during phagocytosis, which of the following events must occur?
A) Release of lysosomal enzymes
B) Fusion
C) Recognition and adherence
D) Formation of a phagolysosome

C) Recognition and adherence

The process of a phagocyte squeezing through retracted endothelial cells to enter into the tissues is called:
A) fusion.
B) diapedesis.
C) phagocytosis.
D) margination.

B) diapedesis.

In the respiratory system, the release of leukotrienes during an inflammatory response induces:
A) bronchoconstriction.
B) bronchodilation.
C) coughing.
D) free radical formation.

A) bronchoconstriction.

During degranulation the mast cells release chemotactic cytokines that perform which of the following functions?
A) Vasodilation and increased vascular permeability
B) Attraction of neutrophils and eosinophils
C) Activation of the complement cascade
D) Opsonization of bacteria

B) Attraction of neutrophils and eosinophils

Which of the following chemicals of inflammation are produced by mast cells from arachidonic acids in the cell membrane after degranulation?
A) Platelet-activating factor
B) Histamine and chemotactic cytokines
C) Leukotrienes and prostaglandins
D) Complement proteins

C) Leukotrienes and prostaglandins

Which of the following stimuli are known to induce mast cell degranulation?
A) Thermal injury
B) The presence of toxins
C) Immunologic tissue injury
D) All of the above

D) All of the above

The first cell to react to tissue injury is the:
A) macrophage.
B) mast cell.
C) fibroblast.
D) neutrophil.

B) mast cell.

Activation of the clotting system results in the production of:
A) platelets.
B) Hageman factor.
C) platelet-activating factor.
D) fibrin.

D) fibrin.

Functions of the clotting cascade during inflammation include which of the following?
A) Keeps bacteria close to the inflammatory cells
B) Helps stop bleeding
C) Prevents the spread of infection
D) All of the above

D) All of the above

The alternative pathway of the complement system is activated by:
A) histamine.
B) antigen-antibody complexes.
C) bacteria.
D) bleeding.

C) bacteria.

What is the purpose of vasodilation and increased vascular permeability during inflammation?
A) To bring white blood cells to the area of injury
B) To transport inflammatory chemicals to the area of injury
C) To dilute toxins
D) All of the above

D) All of the above

.
The first vascular response in inflammation is:
A) vasoconstriction.
B) vasodilation.
C) increased vascular permeability.
D) decreased vascular permeability.

A) vasoconstriction.

Which of the following statements about the skin's role as barrier to infectious microorganisms is false?
A) The melanocytes, which are the pigment-producing cells, have the capacity to ingest microorganisms.
B) Body surface temperatures are cooler than required for optimal bacterial growth.
C) Tight junctions between epithelial cells prevent microorganisms from entering the body.
D) Microorganisms get sloughed off with dead skin

A) The melanocytes, which are the pigment-producing cells, have the capacity to ingest microorganisms.

If the surface barriers such as the skin or mucus membranes are breached, the second line of defense in innate immunity is the:
A) lymph node.
B) lymphocyte response.
C) inflammatory response.
D) memory cells.

C) inflammatory response.

Please allow access to your computer’s microphone to use Voice Recording.

Having trouble? Click here for help.

We can’t access your microphone!

Click the icon above to update your browser permissions above and try again

Example:

Reload the page to try again!

Reload

Press Cmd-0 to reset your zoom

Press Ctrl-0 to reset your zoom

It looks like your browser might be zoomed in or out. Your browser needs to be zoomed to a normal size to record audio.

Please upgrade Flash or install Chrome
to use Voice Recording.

For more help, see our troubleshooting page.

Your microphone is muted

For help fixing this issue, see this FAQ.

Star this term

You can study starred terms together

NEW! Voice Recording

Create Set