iatrogenic
Anything that is created through a method of treatment
iatrogenic disease
An illness that is created through a method of treatment
icterus
Another term for jaundice
ictus
A seizure or attack
identical twins
Twins that come from one egg that separates after it is fertilized
idiopathic
Relating to a disease of unknown origin, which may or may not have arisen spontaneously
ileectomy
The removal of the ileum by surgery
ileitis
A condition that results from inflammation of the ileum
ileostomy
The production of an opening between the wall of the abdomen and the ileum
ileum
The term for the last part of the small intestine, between the jejunum and the large intestine.
ileus
The term for when peristalsis of the intestines ceases
ilium
The bones in the pelvis
imbricate
To tighten something with sutures
imbrication
The act of overlapping surfaces that would normally oppose one another
immobilization
Making something hold fast; not letting something move
immunity
The act of not being able to catch a certain disease or illness
immunize
To keep an animal free from disease by making it resistant through vaccination
immunizing agent
Any substance that helps to create antibodies to resist an infection or disease
immunoglobulin
A type of antibody in the plasma; there are five of them
immunology
The study of the processes of the immune system
immunosuppressant
Something that makes the body more susceptible to disease
immunosuppression
The reduction in the amount of resistance the body has to a disease
impaction
The blockage of an area with dry feed
implant
Anything that is grafted into the body
implantation
An attachment of the zygote inside the uterus
impotence
Inability to reproduce; lack of virility
impregnate
To make an animal pregnant
impulse
A wave that is transmitted through nerves and nervous tissue
in foal
The term for a mare that is pregnant
in heat
The term for an animal that is ready to mate with a male or in estrus
in utero
Inside the uterus
in vitro
The term for living organisms inside the test tube
in vitro fertilization
The term for creating a fetus by fertilizing egg and sperm in a Petri dish and then implanting the egg; artificial insemination.
in vivo
Inside a living organism
inappetence
A lack of desire for food
inappropriate urination
The dropping of urine at the wrong time or place
inbred
An animal whose parents show common ancestry; breeding between relatives
inbreeding
The mating of animals who are closely related, like father and daughter or brother and sister
incise
To cut into, as in surgically
incision
A cut into a body tissue or organ
incisional biopsy
The cutting of a piece of tissue or organ for medical examination
incisors
The term for the front teeth that are used for cutting
incomplete dominance
A type of gene that does not completely cover up its allele; co dominance
incontinence
The ability to control excretions from the body
incubation
The process of turning an egg into a bird
incubator
A machine that provides the optimum environment for an embryo to develop
indigestion
A medical condition in which the digestive process is disturbed in some way from something like too much food, spoiled food, etc.
indiscriminate breeder
An animal that will breed with any animal it can
induced ovulator
The term for an animal that ovulates due to sexual activity
inert ingredient
Any substance in feed that does not give nutritional value to the food, as in a filler
infarct
An area of necrosis that has been created by a slow down or stop in blood supply
infect
To cause disease by introducing germs or fungus
infectious
Something that has the ability to be transferred from something to something else
infectious disease
A type of disorder that is caused by a pathogen, such as fungi or viruses in the body
infective
Something that has the ability to infect a living thing
inferior
Less important, below, toward the bottom or back
infertile
Something that is not capable of reproducing
infest
To attack something or take it over, as in the way ticks can infest a dog
infestation
The act of being taken over by a large number of something, usually parasites
inflammation
A type of swelling or pain that is the body’s way of warding off injury, pain, or illness
infundibulum
An opening that is shaped like a funnel
infuse
To put a liquid or medicine into something
ingest
To take food in by mouth
ingesta
Material that is absorbed through the mouth
inguinal canal
The opening in the wall of the abdomen from where the testes move into the scrotum
inguinal hernia
A condition in which the bowels protrude through a thin area of the groin
inhalants
Medicines that can be inhaled
inhalation
The act of drawing something into the lungs by breathing
inheritance
Transmitting genes from parent to child
inherited characteristic
A trait that has been determined by genes
inhibit
To slow something down or cause it to stop
inject
To mechanically introduce a substance into a living thing
innervate
To stimulate the nerves
innervation
To stimulate a body part through nerve action
inoculation
The introduction of an animal to an organism in order to create a slight disease to induce immunity
inotrope
A substance that affects the way that the muscles contract
insect
An animal that breathes air and has a head, thorax, and abdomen
insect growth regulator
A type of chemical that inhibits the growth process of insects, leading to death
insecticide
A chemical that kills insects by poison or fumigant
inseminate
To put semen into a vagina during coitus or to do so artificially by a method other than intercourse
inseminating tube
A tube made up of rubber or glass that is used to artificially inseminate a female animal
insidious disease
A disease that develops over an extended period of time
inspissation
The process of drying and thickening due to evaporation
instict
The set of knowledge that an animal has due to its genetics; behavior that is not learned
insufficiency
The lack of ability to perform properly at a functional level
insufflation
Blowing a powder into the nose as a form of medication administration
insulin
A hormone created by the pancreas that helps to regulate the flow of glucose
intact
Denotes an animal that is still able to reproduce or is free of cuts and scrapes
integumentary
Having to do with the skin and hair as well as the sweat and oil glands in the body
interbreeding
Breeding within the family as a way of predicting desirable characteristics
intercellular
Found between the cells
intercostal
Found between the ribs
intercrossing
Crossing breeds
interdigital
Found between the toes
intermediate host
A host that is not the primary host in which a parasite may reside for a portion of the life cycle
interphalangeal
Found between the phalanges
intersex
A term that denotes an organism that has characteristics of both male and female
interspecific
Something that refers to events that occur between different species of animals
interspecific hybrid
An animal that is a cross between two species
interstitial
The area inside a given tissue or organ
interstitial cystitis
The swelling or inflammation of the bladder
interstitial fluid
The fluid that flows between the cells of a given organ or bodily tissue
interventricular
Found between the ventricles
intervertebral disc
The padding found between the vertebrae that keeps them from rubbing together
intestinal crypt
The membranes that line the inside of the small intestine
intestinal flora
The organisms and bacteria that are found inside the gastrointestinal system
intestine
The part of the digestive system found between the stomach and the anus
intra op
The term that is used to refer to something that occurs during surgery
intracapsular extraction
The removal of cataracts and the capsule around them
intracellular
Inside the cell
intracervical method
A method of artificial insemination where semen is placed inside the cervix and not the vagina
intracranial
Found inside the cranium
intradermal
Found inside the skin
intramedullary pins
Pins that are used to repair fractures
intramuscular
Found inside the muscle
intranasal
Found inside the nose or the nostrils
intranasal instillation
The placement of medicine inside the nasal cavity as a form of administration
intraocular
Found inside the eye
intraocular vaccination
Administration of a vaccine by placing it inside the eye
intraperitoneal
Found inside the peritoneal cavity
intratracheal
Found inside the windpipe or trachea
intrauterine
Found inside the uterus
intravenous
Found inside the vein
introduced
The word for an animal or plant that is not native to an area but is accidentally brought in somehow.
introgastric
Inside the stomach
intromission
The introduction or insertion of one part into another part
intussusceptions
The insertion of one part of the intestine into the next part
inversion
Turning something inside out
invertebrate
Designates an animal that has no spine
inverted nipple
A teat that is turned upside down; usually has no function
involucrum
The covering that contains part of a bone
involution
The act of returning to normal size after swelling, usually has to do with an organ (like the uterus)
ion
An atom that has a positive or negative charge
ionized
Something with an electrical charge
ionophore
An additive to food that makes it more digestible and efficient in ruminants
ipsilateral
On the very same side as something
iridectomy
The removal of part of the iris by surgical means
iridocorneal
Denotes the iris and the cornea
iris
The colored layer around the pupil
iritis
The medical condition that results from inflammation of the iris
ischemia
A blood deficiency
ischium
The caudal bones in the pelvis
isoechoic
A type of tissue that appears the same as tissue around it when looking at ultrasound
isogamy
The fusing of gametes; causes similarity in them
isolate
To keep one animal away from another for any reason
isthmus
A thin piece of tissue that connects two larger parts of tissue
iteratrial
Denoting something that can be found between the atria
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