Of the following mechanisms of heat loss by the body, identify the mechanism that transfers heat away by using air movement?
a. Radiation
b. Conduction
c. Convection
d. Evaporation
ANS: C
Convection is the transfer of heat away from the body by air movement. Conduction is the transfer of heat from one object to another with direct contact. Radiation is the transfer of heat from the surface of one object to the surface of another without direct contact between the two. Evaporation is the transfer of heat energy when a liquid is changed to a gas.
You might also like to view...
A client tells the nurse that he has no questions about his illness, as he did a search for information on the Internet. What should the nurse do?
1. Ask the client to share the information obtained from the Internet search. 2. Document that the client has received instruction. 3. Tell the client that the Internet is a form of entertainment, not instruction. 4. Document that the client refused instruction.
The nurse is educating a group of parents regarding helminths. Which topics should the nurse include in the teaching session? (Select all that apply.)
Note: Credit will be given only if all correct choices and no incorrect choices are selected. 1. Hookworms 2. Tapeworms 3. Flukes 4. Protozoans 5. Pinworms
Which primary characteristic is unique for the immune response?
a. The immune response is similar each time it is activated. b. The immune response is specific to the antigen that initiates it. c. The response to a specific pathogen is short term. d. The response is innate, rather than acquired.
The nurse is working with a group of caregivers of chronically ill, school-age children
In discussing ways to promote self-care among this group of children, which of the following suggestions might be the most appropriate to suggest to this group of caregivers? The caregivers could: A) make a chart of goals the child could do successfully; add a sticker to the chart each time a goal is reached. B) write a contract with the child, with the reward being a certain privilege when specific self-care tasks are completed a certain number of times. C) model the task for the child each day until he or she begins to perform the task. D) encourage the child to socialize with the well children every day so that he or she is motivated to become as independent as those peers.