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may the gods have mercy on us all.
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what is the name of the newborn form of these animals
Cow
Dog
Sheep
Chicken
Horse
Goat
Pig
Cat
cow- calf
dog- pup
sheep - lamb
chicken/turkey - chick
horse - foal
goat - kid
pig - piglett/pig
cat - kitten
what is the name of the male form of these animals?
Cow
Dog
Sheep
Chicken
Horse
Goat
Turkey
Pig
bull - cow
dog - dog
ram - sheep
cock - chicken
stallion - horse
buck/billy - goat
tom - turkey
boar - pig
what is the name of the UNSEXED MALE form of these animals?
Cow
Dog
Sheep
Chicken
Horse
Goat
Turkey
Pig
steer - cow
castrate - dog
wether - sheep
capon - chicken
gelding - horse
wether - goat
jakes - turkey
barrow - pig
what is the name of the female form of these animals?
Cow
Dog
Sheep
Chicken
Horse
Goat
Turkey
Pig
cow - cow
bitch - dog
ewe - sheep
hen - chicken
mare - horse
doe - goat
hen - turkey
sow - pig
what is the name of the young male form of these animals
Cow
Dog
Sheep
Chicken
Horse
Goat
Turkey
Pig
bullock - cow
puppy - dog
lamb - sheep
chick -chicken
colt - horse
kid - goat
jake - turkey
boar - pig
what is the name of the young female form of these animals
Cow
Dog
Sheep
Chicken
Horse
Goat
Turkey
Pig
heifer - cow
puppy - dog
lamb - sheep
chick - chicken
filly - horse
kid - goat
jennie - turkey
gilt -pig
name sone inedible products from animals
manure, fibers, bones, urine
name some edible products from animals
meat, dairy, eggs, honey, organs (as a byproduct)
what are some uses of animals
labor, companionship, service, work
name the 3 domains of animal welface
Physical, Behavioral, Emotional
Name the 5 freedoms of animal welface
FREEDOM FROM hunger/thirst
FREEDOM FROM discomfort
FREEDOM FROM injury/sickness/pain
FREEDOM FROM fear
FREEDOM TO express normal behavior
what is the difference between science and ethics
science is more based on observations while ethics on morality
why has it been so hard to make an official decision on animal welfare
Lack of experience/resources, different views/beliefs, moral debate
what are the 3 r’s in animal research
Reduce, REFINE, replace
what is a clone?
an identical genetic copies of an entire organism
what is a transgenic animal?
the result of foreign dna insertion from a different species or breed, can also be known as the result of genetic engineering/modification
what are some examples of transgenic organisms?
Glofish, lab rat models, GMO (crops, animals) prioritizing production, clones
xenotransplantation
the insertion of foreign tissue/organs form one organism to another
what is Pharming
the modification of animals to use their byproducts in drug development
what is genetic engineering/modification
the alteration of an organism’s genetic code
can transgenic animals be a clone? (that one weird question)
yes, but not all clones are transgenic animals
what is the difference between a clone and a transgenic animal?
a transgenic animal only has a foreign gene, a clone has it’s entire nucleus of genetic info copied.
what is the most common organism used in animal testing
E.coli, mice are the most common ANIMAL though
what are the 5 main nutrient groups
carbs, protein, lipids, vitamins, and minerals
what else do nutritionists focus on when determining an animal’s diet? (general)
age, health, size, environment, sex ,species
what do ruminants have that make their GI tract unique
a four chambered stomach and special microbes
give some examples of ruminants
cows, sheep, goat
give an example of mono gastric animals
horses, pigs, humans
what purposes do the microbes found in ruminants serve?
when they die they provide nutritional value, they cause fermentation, and they can break down special molecules like cellulose
what is the difference between applied and basic nutritionists
BASIC nutritionists focus on the more technical details, like metabolism or nutrient interactions
APPLIED nutritionists are more in the field and work on more specific cases (breed, species, etc.) they focus on other factors like cost effectiveness, method of delivery, palatability, and diet effects on/in the body
why do chickens have crops?
to store feed while they’re on the move
what is the difference between an allele and a gene
an allele focuses on the phenotype; it’s the variation of the gene
what are the components of a nucleotide
phosphate group, nitrogenous base, pentose sugar (deoxyribose or ribose)
what is epistasis
the interaction between genes where one gene determine the expression of another
what are epigenetics
the environment can impact gene expression
how many alleles can be present on one locus at one time
2
what is the difference between codominance vs incomplete dominance
CODOMINANCE - both phenotypes show up in a pattern or splotch
INCOMPLETE DOMINANCE - phenotypes are blended
what is testcrossing?
a method used to determine potential genotypes/phenotypes of offspring
what are 2 major forms of genetic variation?
mutations and genetic drift
what is the difference between qualitative and quantitate traits
QUALATATIVE traits can be categorized into groups and not measured
ex: color
QUANTATIVE traits are numerical
ex: weight
what is inbreeding?
the mating between closely related individuals, increases homozygous genotypes in offspring
what are impacts of inbreeding and how can they be undone?
since the animal’s gene pool is much smaller, it’s easier to get desired traits in offspring; but usually those organisms end expressing detrimental recessive phenotypes; so the survival and fertility of the offspring are reduced.
it can be done through crossbreeding.
what is cross breeding?
a form of outbreeding that mates animals of different species, offspring are usually healthy and fertile
(remember, breeds, not species)
What are some examples of biotechnology and reproduction combining?
artificial insemination, estrous synchronization, embryo transfer, in vitro fertilization
what is in vitro fertilization?
the collection of an ovum before release from the follicle and the fertilization outside the body
what are gametes and how/where are they produced?
sex cells recreated through meiosis (egg and sperm) in the gonads
what is gene therapy
genetic engineering for medical purposes (overcoming diseases)
what are gonads?
sexual organs that store and create gametes; ovaries for females, testes for males
what hormones do gonads produce
estrogen and testosterone
what is gonadotrophin?
a hormone released in the brain that controls the release of other hormones (LH and FSH) into the bloodstream
which part of the brain releases gonadotropin-releasing hormone (GnrH)
Hypothalamus
what hormone do follicles produce
progesterone
how does the pituitary gland react to the presence of gonadotrophins?
It releases LH (luteinizing hormone) and FSH (follicle stimulating hormones)
Are these hormones sex exclusive?
no, all of these hormones serve functions in both sexes
what is ovulation
the process in which a developed ovum is separated from the follicle
what happens to the follicle after ovulation?
it produces a hormone to prevent estrus behavior
what is estrus
a period of sexual receptiveness; heat
what happens in the oviduct?
the ovum get’s trapped and fertilized there
what happens when an oocyte becomes fertilized?
it becomes a one cell embryo known as a zygote then divides into a morula and then a blastocyst
what is the difference between an oocyte and an ovum
an oocyte is an immature ovum
what is parturition?
giving birth
what are some things that may occur during a postpartum period?
poor nutrition and presence of offspring and lactation
what is the cervix?
a reproductive structure in females used to separate external (out of the animal) and internal (within the reproductive system) enviroments (birth canal)
what is the cloaca
the exit hole for bird/reptiles; both waste and offspring are produced from this opening
what is herd heath?
a program prioritizing the health of a group animal living together
what is semen and where is it produced
semen is the combination of sperm produced by the testes and fluid produced by accessory glands
what is one health?
the overall collective health and wellbeing of PEOPLE, ANIMALS, AND THE ENVIRONMENT
what are some factors worth considering when participating in a herd health program
nutrition - avoiding over or underfeeding
genetic - removing any harmful genetic faults in the group
prevention - invest in vaccines and vet visits
what is a zoonose? how could you contract it?
a disease the can be transported from humans to animals. contact with infected tissue, animal bites , or overall lack of prevention are ways to get infected
what is active immunity
a more sophisticated defense against diseases; uses cell mediated and hormonal immunity, with factors like antibodies or lymphocytes
what is bioterrorism?
intentionally destroying crops/livestock using pathogens or harmful microorganisms, has severe negative economic impacts and results in several casualties
what is a pathogen? give some examples
disease causing agents; bacteria, viruses, parasites, prions
what is a prion?
a malformed protein that can cause damage to the body
what are vectors? (disease wise, not biotechnology wise)
organisms that carry diseases form one animal, or group of animals to another
bugs, rats, or even people.
what are fomites?
inanimate carriers of pathogens, can be unclean surfaces, tools, or objects
what is immunity?
the body’s ability to fend off/destroy disease causing pathogens
what is inflammation?
a process where the body reddens and swells as an immunity response to pathogens
what is the flight zone
the distance around an animal a person can approach before the animal moves
how can you best control the movement of an animal
point of balance and flight zone management
what is etiology?
study of the factors that causes disease (the what)
what is epidemiology?
the study of managing, preventing, and controlling diseases within a population (the how)
what is ethology? and what about applied ethology
Ethology is the study of animal behavior, applied ethology focuses more on domestic animals like companion animals or livestock
what is the difference between operant and classical conditioning
classical conditioning is the association between behavior and a stimulus, where operant condition is the association between a behavior and a consequence
what does positive and negative mean in operant conditioning
the removal or addition of a consequence
why are circadian (24 hr) rhythms important?
they help us understand and track animal processes to better detect any abnormalities
what is oxytocin and where is it produced
a hormone produced by the pituitary gland important to reproductive behavior
how does oxytocin impact the body?
happy hormone; it decreases blood pressure, causes contractions, and a surge of this hormone can facilitate milk let down from the mammary glands
how do you decrease the flight zone of an animal
let it get used to you, tame it
what is milk
the secretion of mammary glands
what is colostrum
early milk, it provides extra nutrients and immune functions (antibodies or immunoglobins) to offspring
where is milk produced?
in the mammary glands, more specifically the alveoli which is composed of secretory cells
what are the nutritional components of milk
lactose - carbs
Casein - protein
fat
calcium (positive cations)
why is milk full of saturated fats?
microorganisms in the rumen saturate fats in the body, which are then transported throughout the body via proteins, depends on the animal’s diet as well.
how does calcium connect to milk?
there are strongly negative proteins in milk which are neutralized/balanced by binding calcium ions form the bloodstream
what is mastitis?
an inflammation of the mammary gland
what is milk fever?
a metabolic disorder caused by a lack of blood calcium in dairy cows
how does an animal’s vision affect it’s behavior
livestock has wide angle vision, area of approach will determine where, how, and if it will move. knowing what an animal can/can’t see is also important to prevent stress
what is the pathway that facilitates milk letdown
Efferent