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Animal science exam flashcards covering livestock reproduction, nutrition, and growth for college students.
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Animal Science Exam 2 Flashcards

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This 104-card flashcard set covers comprehensive topics in animal science for higher education students. Content spans animal growth and development, reproductive physiology, genetics and breeding, digestive systems, nutrition and feed management, and livestock health and biosecurity. Use it for exam review, concept reinforcement, or self-study in an animal science or agricultural program.

Subject:
Science
Topic:
Biology
Grade Level:
College
Updated October 2025

Terms in This Set

  • What is hyperplasia?
  • What is hypertrophy?
  • Define Precocial young
  • Define altricial young
  • What is compensatory gain?
  • What is the law of diminishing returns?
  • What are the levels of cellular organization?
  • What is the order of nutrient partitioning?
  • How can management increase growth during finishing?
  • List the economically important tissues
  • List the physiologically important tissues
  • What is the order of fat deposition?
  • Approximate slaughter weights (beef, swine, sheep, goats)?
  • How does growth hormone change with age?
  • Define fitness
  • What is polyestrus?
  • What is seasonal polyestrus?
  • What is monoestrus?
  • Estrous vs Estrus?
  • Define gestation
  • Define parturition
  • What is estrous synchronization?
  • What is AI?
  • IVF vs ICSI
  • What is sexed semen?
  • What is cloning?
  • Site of fertilization?
  • What is a Graafian follicle?
  • What does seminal plasma add?
  • Sertoli cell function?
  • Leydig cell function
  • Seminiferous tubules function?
  • Tunica dartos & Cremaster function?
  • Pampiniform plexus function?
  • Inner cell mass vs Trophoblast?
  • Placenta function?
  • Hormone in the follicular phase?
  • Hormone in the luteal phase?
  • Estrus lengths (cow, ewe, mare, sow, doe)?
  • Define zygote
  • Embryonic vs fetal period?
  • Placenta types (cow, ewe, mare, sow, doe)?
  • Why is AI used?
  • Easiest way to check animal productivity?
  • Define gene
  • Shape of DNA
  • What is a mutation?
  • What is the organism's 'recipe'?
  • Why is there more genetic change from the sire?
  • Breeding technologies that extend sire use?
  • Why do we use selection?
  • Types of selection?
  • Example of homozygous vs heterozygous allele?
  • Example of dominance/recessive?
  • Example of overdominance?
  • Example of codominance?
  • What is heterosis?
  • 5 qualitative traits?
  • 3 environmental impacts on calf phenotypes before weaning?
  • 4 Functions of the digestive tract?
  • Highly heritable trait vs lowly heritable trait?
  • 3 types of digestion?
  • What is absorption, and where does it occur?
  • Chicken physical digestion site?
  • Main type of reptile digestion?
  • Digestive Tract Types
  • Function of Saliva
  • function of epiglottis
  • 4 Ruminant chambers & functions
  • By-product of microbial fermentation
  • 3 VFAs?
  • Animal with esophageal grove why
  • 3 sections of small intestine (in order)?
  • why must protein hormones be activated?
  • where is bile produced & stored?
  • function of cecum?
  • what is the highest cost in livestock prodution
  • Feedstuff vs Diet vs Ration
  • Essential vs non-essential AA?
  • What is NPN?
  • Energy system order?
  • What does a lower feed conversion ratio (FCR) mean?
  • 5 traits of a balanced ration?
  • Macronutrients vs micronutrients?
  • Calories per gram of macronutrients?
  • Is energy a nutrient?
  • Saturated vs unsaturated fat?
  • 3 protein functions?
  • 4 types of carbohydrates?
  • Average water intake (dairy cow, beef steer, mare, barrow)?
  • : Endemic vs epidemic vs pandemic?
  • Define Pathogen
  • Define vector
  • Define reservoir host.
  • Bio-exclusion vs bio-containment vs bio-management?
  • What is a zoonotic pathogen?
  • What is passive immunity & how do neonates obtain it?
  • When does IgG absorption stop?
  • Example of structural biosecurity?
  • Example of procedural biosecurity?
  • How should employees move through operation?
  • 4 types of injections?
  • Quickest way to increase herd immunity?
  • What is the One Health Initiative?

How to Use This Flashcard Set

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