Exam 10: The Blood Vessels and Blood Pressure

Histamine is primarily responsible for causing the bronchial constriction associated with asthma.

Which of the following is NOT attributable to complement activity?

Match the type of T cell, labelled a. through e., with its characteristics. (Options may be used more than once or not at all.) a.applies to cytotoxic T cells b.applies to helper T cells c.applies to suppressor T cells d.applies to both helper T and suppressor T cells e.applies to all three types of T cells -rete interleukin 2

A host cell is the body cell of an infected individual.

Which of these statements does NOT correctly describe endogenous pyrogen?

____________________ are plasma membrane-bound glycoproteins that serve as self-antigens.

Type AB blood has both A and B antigens and no anti-A or anti-B antibodies.

Match the condition, labelled a. through g., with the characteristic. a.serum sickness b.immediate hypersensitivity c.acquired immune deficiency syndrome d.delayed hypersensitivity e.immune-complex disease f.autoimmune disease g.severe combined immunodeficiency -located in the "tail" region of an antibody

Match the condition, labelled a. through g., with the characteristic. a.serum sickness b.immediate hypersensitivity c.acquired immune deficiency syndrome d.delayed hypersensitivity e.immune-complex disease f.autoimmune disease g.severe combined immunodeficiency -highly variable between different antibodies of the same class

Which of the following does NOT help defend against cancer?

The primary response to microbial invasion is mediated by memory cells.

Match the type of immunity, labelled a. through c., with the characteristics. (Options may be used more than once or not at all.) a.applies to active immunity b.applies to passive immunity c.applies to both active and passive immunity -exposure to antigen required for immunity to develop

Match the type of T cell, labelled a. through e., with its characteristics. (Options may be used more than once or not at all.) a.applies to cytotoxic T cells b.applies to helper T cells c.applies to suppressor T cells d.applies to both helper T and suppressor T cells e.applies to all three types of T cells -are believed to play a role in tolerance

Which of these statements correctly describes monocytes?

Phagocytes can destroy foreign microbes only after they have engulfed these invaders.

Indicate the characteristics that apply to bacteria and viruses, labelled a. and b. (Options may be used more than once or not at all.) a. pertains to bacteria b. pertains to viruses -can induce host cells to produce substances toxic to the cell

Hair and nails are both special keratinized products.

The membrane-attack complex is formed by the five final activated components of the complement system.

____________________ is released from virally invaded cells and, transiently, nonselectively inhibits multiplication of viruses in other cells.

Which of the following is NOT accomplished by a chemical released from activated phagocytes?