Medaille College
Agassiz Circle
Buffalo, NY

Study Guide-  Lab Animal Nutrition & Reproduction

  1. Why is nutrition an important part of laboratory animal science?

  2. Which is the most important nutrient?  Why?

  3. Explain how a rat and a dog have developed digestive processes appropriate for their diet.

  4. According to the "Digestive Physiology of Herbivores", no vertebrate has the ability to enzymatically digest cellulose, but herbivores subsist on it:  how is this possible?

  5. What are the implications of the positioning of the fermentation vat in relation to the small intestines?

  6. What are cecotrophs and why are they eaten?

  7. What do you need to know before selecting a diet?

  8. Differentiate between genotype and phenotype

  9. Differentiate between a homozygous and a heterozygous animal.

  10. If you have an Aa agouti mouse, what is its:

    1. Genotype

    2. Phenotype

    3. Is it homozygous or heterozygous?

  11. What is a transgenic animal?  a knockout animal?

  12. Describe the estrous cycles of a seasonally polyestrous animal.

  13. Differentiate between spontaneous and induced ovulation.

  14. What is the purpose of using an inbred strain in an experiment?  an outbred stock?

  15. What is each of these "effects" and the result in a rodent breeding facility?

    1. Whitten

    2. Bruce

    3. Lee-Boot

  16. Complete this chart:

    Mating system Species Advantages Disadvantages
    Monogamous      
    Harem      
    Colony      

     

Return to Nutrition and Reproduction lecture

09/08/03