_________ that migrate into tissues become mast cells, which release _________ in allergic reactions.

________ are leukocytes that neutralize histamine and destroy parasitic worms.

A nutrient that is required for the synthesis of fatty acids as well as playing a role in cellular respiration is ________.

________ mature in the thymus gland and release chemicals to destroy pathogens or activate other immune cells.

What are the types of password attacks? What can a systems administrator do to protect against them?

Decreased posture and coordination, ataxia, nystagmus and dysarthria; and cognitive function are signs of dysfunction in the—

The first heart sound (lub) results from the closing of the _________ valves in the beginning of __________.

What functions does the security manager perform?

Give an actual example of an attack of the types listed in chapter 2, The Need for Security. You don’t need to provide all the details of the attack, but you do need to explain what the attack is and how your example fits into this classification. (A generic description will earn partial, but not full credit).

When is the disaster recovery plan used?