FiltersDone

Question type

Essay

Multiple Choice

Short Answer

True False

Matching

Exam 11: Body Defences

Show Answer

Share

---

All types

Filters

Study FlashcardsPractice ExamLearn

Question 51

Multiple Choice

Review LaterAdd Note

Review Later

Which of the following is NOT characteristic of immediate hypersensitivity

A) mediated by T cells
B) involves IgE antibodies
C) occurs within 20 minutes of exposure to the allergen
D) usually involves allergic responses to inhaled or ingested allergens

E) All of the above
F) B) and D)

Correct Answer

verified

Show Answer

Question 52

Short Answer

Review LaterAdd Note

Review Later

Clumping of foreign cells brought about by the formation of antigen-antibody complexes is known as ____________________.

Correct Answer

verified

Show Answer

Question 53

Short Answer

Review LaterAdd Note

____________________ refers to the body's ability to resist or eliminate potentially harmful foreign materials or abnormal cells.

Which of these statements describes diapedesis

Match the condition, labelled a. through g., with the characteristic. -hereditary condition in which both B and T cells are lacking

Match the condition, labelled a. through g., with the characteristic. -helper T's destroyed by viral invasion

The ____________________ of the complement system imbeds itself in the microbial membrane surface, thereby bringing about lysis of the victim cell.

What is the most abundant immunoglobulin in the blood

By ____________________, cancer cells spread to other parts of the body.

Discuss the various ways by which a cancer cell might elude the immune system, thus causing a clinical manifestation.

____________________ refers to the chemical attraction of leukocytes to the site of invasion.

____________________ is the process by which a substance separates from a solution.

Fever results from neurological activity in the cerebellum.

Match the condition, labelled a. through g., with the characteristic. -damage of normal cells brought on by formation of antigen-antibody complexes

Match the defence cell, labelled a. through d., with the correct characteristics. (Options may be used more than once or not at all.) -present antigen to suppressor T cells

Cancer cells may evade the immune system by inducing committed T cells into apoptosis.

Most of the progeny of an activated B-cell clone differentiate into ____________________, which produce antibodies, and ____________________, which remain dormant and expand the specific clone.

Hair and nails are both special keratinized products.

Match the type of T cell, labelled a. through e., with its characteristics. (Options may be used more than once or not at all.) -lease perforin

Match the antibody type, labelled a. through e., with the correct characteristic. -found in secretions of digestive, respiratory, and genitourinary systems, and in milk and tears