What are some of the therapeutic uses of pets?
What will be an ideal response?
Pets provide a great benefit to people with handicaps. Dogs can be vital in both a practical and psychological
way for people who are hearing impaired, vision impaired, or confined to wheelchairs or beds. Pets can help
elicit responses from severely withdrawn psychiatric patients.
Pets are good for latchkey children who would otherwise come home to empty houses after school and for
children who tend to be picked on by their classmates.
Reading aloud to pets has also been shown to assist special needs children in their efforts to learn to read.
Pets are important in helping people overcome illness. Pets can help us live longer, happier lives by
lowering our blood pressure.
Patients recovering from heart surgery have higher survival rates when they have a pet. Companion
animals can relieve the effects of loneliness and motivate patients to become more active mentally and
physically. Pets can help relieve the effects of PTSD.
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An electrical ____ is a tradesman who oversees and manages the building, maintenance, and troubleshooting of electrical and electronic systems.
a. apprentice b. inspector c. estimator d. foreman
Answer the following statement(s) true (T) or false (F)
1. Accidents in the home are often more severe than accidents at the workplace. 2. Safety is simply the absence of accidents. 3. Respirators are more substantial devices than masks. 4. It is acceptable to substitute one tool for another if you are familiar with all of the tools available. 5. Virtually all service shops use compressed air to assist with the day-to-day activities within the shop environment.
A rounded inside corner is known as a(n) ____.
A. chamfer B. arc C. radius D. fillet
Determine the proper proportional band, reset rate, and derivative time on a three-mode controller using the Ziegler-Nichols continuous cycling method, the process identification waveform in Figure 12-1a, and the Table 12-1b.
Figure 12-1a
Controller ModeProportional Gain Kc
Proportional Band PB
Reset Time Ti (Minutes per Repeat)
Reset Rate Tr (Repeats per Minute)
Derivative Time Td
P
0.5 Gu
2 PBu
N/A
N/A
N/A
PI
0.45 Gu
2.2 PBu
Pu/1.2
1.2/Pu
N/A
PID
0.6 Gu
1.7 PBu
0.5 Pu
2/Pu
Pu/8
Table 12-1b
What will be an ideal response?