Download Multiple Choice Questions – Answers

Chapter 13
Multiple Choice Questions – Answers
1. Identify which of the following aspects is unlikely to be an outcome of high standards of hygiene when working with animals:
A Reduction of pathogen build-up
B Reduction in the chance of disease transmission
C Reduction in the cost of substrates [True]
D Reduction in the cost of veterinary fees
The correct answer is C. High standards of hygiene are likely to reduce all other factors
listed but are unlikely to reduce the costs of substrate/bedding.
2. Identify the correct definition of an antiseptic:
A Chemicals that kill or prevent infection and damage living tissues
B Chemicals that kill or prevent infection without damaging living tissues [True]
C Chemicals that can only kill or prevent infection on non-living tissues
D Chemicals that can only kill or prevent infection on animal housing
The correct answer is C. Antiseptics are designed for use on the skin and are used to kill
or prevent micro-organisms that may cause infection. Disinfectants are designed for use
on hard surfaces, equipment and instruments.
3. Identify the correct definition of a disinfectant:
A Chemicals that kill or prevent infection and damage living tissues [True]
B Chemicals that kill or prevent infection without damaging living tissues
The correct answer is A. Disinfectants are chemicals designed for use on hard surfaces,
equipment and instruments as they are usually too toxic to be used on living tissues.
Animal Biology and Care, Third Edition. Sue Dallas and Emily Jewell.
© 2014 John Wiley & Sons, Ltd. Published 2014 by John Wiley & Sons, Ltd.
Companion Website: www.wiley.com/go/dallas/animal-biology-care
4. Identify the term that describes an environment completely free of microorganisms:
A Antibiotic
B Asepsis [True]
C Antisepsis
The correct answer is B. Asepsis is the state of being completely free of microorganisms.
5. Identify the term that describes a disinfectant that can kill bacteria:
A Bactericidal [True]
B Bacteriostatic
C Pathogenic
D Bacteriosis
The correct answer is A. A disinfectant that kills bacteria is described as being
bactericidal.
6. Identify the term that is used to ensure surgical instruments are free from
micro-organisms:
A Disinfected
B Cleaned
C Debrided
D Sterilization [True]
The correct answer is D. Surgical instruments must have been sterilized prior to use
otherwise it cannot be guaranteed that they are free of micro-organisms and therefore
there is a risk of infection being introduced into the animal.
7.
Identify the term that can describe a disinfectant that can inhibit the growth
of fungi:
A Fungicidal
B Fungisepsis
C Fungistatic [True]
D Fungigenic
The correct answer is C. A disinfectant that inhibits the growth of fungal organisms is
described as being fungistatic.