Ch 19: Quiz

Histamine and serotonin can stimulate which of the following?

D. vomiting

An individual's first exposure to an antigen capable of eliciting a type I hypersensitivity initially causes which of the following responses?

B. a response by TH2 cells

An allergy is an example of which of the following?

a. a type I hypersensitivity

The term immune tolerance means which of the following?

d. The ability to recognize self and prevent immune attack on one's own cell

which of the following are the main mediators/initiators of type II hypersensitivity reactions?

A. antibodies

During a hemolytic transfusion reaction, which of the following occurs?

C. Antigens on the transfused cells are recognized by IgG and IgM and are destroyed.

Which of the following is an example of a systemic autoimmune disease?

D. myasthenia gravis

Which of the following is a common treatment for type III hypersensitivity reactions?

A. anti-inflammatory steroid treatments

IgE only responds to cell-bound antigens

False

chronic granulomatous disease

i. because bacteria within phagolysosomes are not effectively killed, infections and granulomas develop

selective IgA deficiency

ii. results in of lack IgA, causing increased risk of infections in the lungs and gastrointestinal tract

X-linked agammaglobulinemia

iv. because B cells do not fully mature and differentiate, recurrent generally pyogenic infections occur.

severe combined immunodeficiency disease

iii. caused by deficient immune responses (both cell mediated and humoral) resulting in susceptibility to severe infections

isograft

iii. donor is an identical twin of the recipient

autograft

ii. donor and recipient are the same individual

xenograft

i. donor is a different species than the recipient

allograft

iv. donor is the same species as the recipient but genetically different

The term immune tolerance means which of the following?

D. the ability to recognize self and prevent immune attack on one’s own cell

Individuals with type O blood have which of the following?

B. neither A nor B glycoprotein antigens on the surface of their blood cells

Which of the following types of transplants has the lowest risk of rejection?

B. autograft

If someone were accidentally given blood of the wrong type, which of the following is likely to occur?

C. a hemolytic transfusion reaction

Which of the following induces a type III hypersensitivity?

B. accumulation of immune complexes in tissues and small blood vessels

Tumor antigens are ______ that are inappropriately expressed and found on abnormal cells.

A. self antigens

Degranulation results in the release of which of the following?

C. bradykinin, histamine, serotonin, leukotrienes, prostaglandins, and cytokines

Which of the following are the symptoms of a localized type I hypersensitivity reaction?

B. asthma, hay fever rhinitis, and hives

Mechanisms are in place so that hemolytic transfusion reactions no longer occur.

False