hackamore
A certain type of head restraining device for horses, much like a halter; used for handling horses that have not yet been fully broken.
hackles
a) The term for the plumage on the neck of some male birds b) The term for the hairs on the backs of certain types of animals
hair ball
The mass of hair that an animal has swallowed, usually found in animals that groom themselves.
hair slips
The hide of an animal that has been cured and salted wrong, causing slippage of the hair
half-brother (half-sister)
The term for animals who have the same mother but different fathers, or the same fathers but different mothers
half-sib
A term for a half-brother or half-sister
half-stocking
A marking on the leg that extends halfway up
hallucination
A false image or perception of something that is not there
halter
The term for a harness that is worn by certain animals; it fits over the head and the nose
ham string
The term for the tendon behind the hock in certain animals
hammerhead
An animal with a coarse head
hamstrung
Term used for an animal who has damaged his or her hamstring
hand feeding
A routine of feeding in which the animal is fed certain amounts of food at certain times of the day
hand gallop
A slower type of gallop in horses
hand milker
The term for a person who milks a cow without the aid of a machine
hand strip
a) To harvest a crop without a machine b)To remove the last of milk from the udders of a cow
handpick
a) To pick something by hand, without the use of a machine b)To pluck feathers by hand
haploid
The term for a cell with only one set of chromosomes
hard breeder
The term for a female animal that is not easy to get pregnant or breed in general
hard feeder
The term for an animal that remains thin no matter how well-fed they are
hard milker
The term for a cow that is not easy to milk, due to limited space in the udder or some other reason
hard-mouthed
The term for a horse whose mouth nerves have died due to continuous pressure from the bit
hardiness
The quality of being hardy in animals
hat racks
The term for canners or cattle that is very thin
hatch out
To come out of an egg, as in a chick emerging from a shell
hatchery
A place where eggs are kept until they are hatched into young
hatching egg
An egg that is of good quality and will likely hatch young
haunch
The back legs of an animal; also the action of turning on the hind legs
hay belly
The term for animals who have large bellies due to eating a great deal of hay or grass
haylage
The term for forage that is a lot like hay but with a higher moisture density
head shy
The term for a horse that is difficult to saddle or bridle
headstall
The part of the bridle that goes around the head of a horse
headstrong
The term for an animal with stubborn tendencies
health
A state of being in which all body parts function as they should
heart
The body organ that circulates blood
heart girth
The measurement around the midsection of an animal, used in guessing the weight of the heart and lungs
heart rate
The number of heart beats per minute
heat detection
A process that is used to determine whether or not an animal is in estrus
heat mount detector
A tool that is used to determine when a female animal comes into estrus; it is attached to the tail and changes color when she comes into heat
heat period
The period of estrus, when a female is receptive to a male
heat prostration
Another term for heat stroke or heat exhaustion
heat synchronization
The term for the act of causing cows in a given group to come into heat at the same time through manipulation of the heat cycle artificially
heat tolerant
The term for the ability an animal has to live in periods of extreme heat
hebephrenic nerve
The name of a nerve found in the diaphragm
heifer
The term for a young female cow with no young
helminths
Parasite worms, like flat worms or tape worms
hemangioma
A neoplasm made of new blood vessels
hemangiosarcoma
A tumor made up vascular tissue
hematemesis
The act of throwing up blood
hematochezia
Passing stool with blood in it
hematoma
The accumulation of blood in bodily tissues
hematuria
Blood in the urine
heme
The part of hemoglobin that contains iron
hemiparesis
The medical condition in which one side of the body is weak
hemiplegia
One side of the body becomes paralyzed
hemisphere
Half of a circular shape or formation
hemoccult
The test conducted to find blood in the stool that may not be visible to the eye
hemoglobin
The protein that moves oxygen in the blood
hemolysis
The breakdown of blood cells
hemolytic
The removal and destruction of red blood cells
hemophilia
A genetic condition in which blood does not properly coagulate
hemoptysis
Spitting up of blood from the lower respiratory tract
hemorrhage
Extreme loss of blood
hemostasis
To control bleeding or stop it
hemostatic forceps
A tool sued to grasp blood vessels and stop bleeding
hemostatics
Tools that are used to check for hemorrhage inside the body
hen battery
The number of hen cages in a group
hennery
A type of farm that specializes in egg production only
heparin
A type of anti coagulating medication or property
hepatic
Referring to the liver
hepatitis
A condition in which the liver becomes inflamed
hepatocytes
Cells in the liver
hepatoma
A neoplasm in the liver
hepatomegaly
An enlargement of the liver to an abnormal size
herbivore
An animal that eats only plants
herd book
The record of the animals kept in a breed association
herd sire
The male that is kept just for furthering the herd, usually in horses or cows
heredity
The study of the way that genes are passed from parent to offspring
hermaphrodite
An animal that possesses organs of both male and female (sexual organs)
hermaphroditism
The quality of having both male and female sex organs
hernia
The condition of having a part of a body part protruding through the tissue that would normally cover it
heterelogous serum
Serum that is pulled from a certain disease or species
heterogeneous
Elements that have qualities that are not the same
heterotrophic
Organisms who do not self-feed; their bodies depend upon matter supplied from outside of their bodies
heteroxenous parasite
A parasite that requires multiple hosts in order to properly develop
heterozygous
Having two genes for one trait, one dominant over the other in most cases
hibernate
A state in which an animal becomes dormant, lowering its breathing rate, heart rate, and body temperature during winter
hidebound
The term for an animal whose skin is close to its body, usually from poor nutrition
hidrosis
Too much sweating
high blower
A horse that snorts while galloping
high roller
A horse who bucks higher than normal
high school horse
A horse who is trained to perform complicated routines for show
hilum
A concaved area where nerves and blood vessels go inside an organ
hind cinch
A type of cinch that goes around the horse so as to keep the saddle from moving; as contrasted to a normal saddle with one cinch
hindgut
The term for the cecum, small and large colon all together
hinny
The young borne of a stallion and jenny (sterile)
hip height
A measurement taken from the top of the hip to the ground; term usually sued to refer to cattle
hirsute
Something that is covered in rough hairs
histiocyte
Connective tissue that is loose and covered in large macrophages
histology
The study of the way that the bodily tissues work
histopathologic
Something that has to do with changes in the structure of the body as the result of cells that are diseased or abnormal in some way
hives
Swellings under the skin that can be caused by food allergies or anything else
hob
A ferret that is intact (male)
hobble
a) A type of restraint in which the feet are put in straps to prevent movement b) To tie an animal’s front legs
hog bristles
The stiff hairs on certain pigs that are used in the making of certain bristles
hog down
To put hogs out to pasture on a crop grown just for feed, so it never has to be harvested
hog holder
A tool that is used to hold a hog in place for vaccinations and other activities in which movement must be restricted
hog ring
A type of ring that is hooked to the one of a hog to prevent it from digging up the ground with its nose
hold up milk
To cause milk to cease in cows
holding pen
A pen in which animals are kept for handling
homeostasis
The maintenance of a consistent environment in the body
homer’s syndrome
A medical condition characterized by sinking of the eyes, constriction of the pupils and other such symptoms
homogenized milk
Milk that has been treated so that the particles are broken up to keep them suspended in the milk and not rise after the milk has been standing for a while
homogenous
The quality of being the same throughout
homolog
One of two structures that are similar in shape, function, or type
homologous
The quality of coming from the same place but having different functions
homologous serum
Serum that comes from the same species or derived from the same disease
homothermic
Term used to refer to animals who have a consistent body temperature
homozygote
The term for an animal whose genotype is made up of similar genes
homozygous
The condition of having two of the same genes for one trait
hooded
The term for a type of rat that has a black coloring over the top of its body
hoof
The hard outside of the feet of certain animals, like horses, cattle, goats, and pigs
hoof pick
A tool used to clean the hooves of certain animals
hoof testers
A tool that is used to test how sensitive a horse’s foot is
hoof wall
The outside covering of the foot of hooved animals
hopper feeding
The act of making food available to an animal for days on end so that it does not have to wait for feeding
hordeolum
A type of infection in the eyelid; may also be referred to as a stye
horizontal silo
A silo built long rather than tall, the opposite of an upright silo
horizontal transmission
The transfer of a disease from one animal to the next
hormone
A chemical that is transported by the blood to regulate organ activity
hornless
An animal that has no horns; a polled animal
horny frog
The structure in the bottom of a horse’s foot; their foot pad (shaped like a V)
horse manure
Dried horse waste that is used to grow certain plants, hot beds, and to enrich soil
horsemanship
The quality of having experience and skill with horses
hoss
The slang term for horse
hot-tight
A type of fence that will not allow for escape by an animal
hothouse lamb
A lamb that is born in the fall or winner and is marketed early, at six to twelve weeks old
hotis test
The test for the presence of certain organisms in milk
hotter monitor
A recording of heart rates for a whole day, monitored by a type of recorder worn by the animal
husbandry
The art of raising farm animals and farming
hybrid vigor
The act of a crossbreed excelling its parents in size, growth speed, and overall health
hybridization
Producing crossbreeds through manipulation
hydrocephalus
A condition in which fluid is found inside the brain; water on the brain
hydronephrosis
The dilation of the pelvis due to obstruction of urine
hydrophilic
Something that is prone to water
hydrophobia
The fear of water
hydrops
The collection of fluids in the body tissues; also dubbed dropsy
hydroureuter
The medical condition that results w hen the ureter becomes distended due to something blocking it
hygiene
The science of health and sanitation
hymen
The fold of membrane that covers the vagina
hyperalbumenia
A condition in which the blood has a high level of albumin
hypercapnia
High levels of carbon dioxide in the blood
hyperchromic
More color than would usually be normal
hyperechoic
A tissue that is brighter in color and reflects more sound than the tissue around it
hyperemia
More blood than normal in a body part
hyperesthesia
Extra sensitive in nature
hyperextension
Straightening a limb beyond normal
hyperglycemia
Elevated levels of glucose in the blood
hypergonadism
A condition in which excess hormones are secreted from the reproductive organs
hyperinsulinism
A medical condition in which more than enough insulin is produced
hyperkalemia
Too much potassium in the blood
hyperlipidemia
A condition of the blood in which the fat levels are high
hypernatremia
High levels of sodium in the blood
hyperparasites
The term for a parasite that can parasite on another parasite
hyperphagia
Excessive hunger
hyperpituitarism
A condition causing excessive growth caused by abnormally functioning pituitary glands
hyperpnea
An increase in respiration rate and depth of breathing
hypersensitivity
A reaction to a certain pathogen that is out of the ordinary
hypersusceptible
A condition in which an animal is especially susceptible to certain infections or poisons
hypertension
High blood pressure
hyperthermia
High body temperature
hypertrophy
Larger in size than normal
hypertropia
The deviation of one of the eyes
hyperventilation
Rapid breathing
hyphema
Hemorrhage into the back of the eye
hypnosis
A trance like state of being; a state of altered awareness
hypocalcaemia
High levels of calcium in the blood
hypocalcemia
A low level of calcium in the blood
hypocapnia
Less than normal levels of carbon dioxide in the blood stream
hypodermis
The skin tissue below the true skin
hypoglycemia
Low amounts of glucose in the blood
hypogonadism
Not enough secretion of hormones from the reproductive organs
hypokalemia
Lower levels of potassium in the blood than normal
hypomagnesemia
A magnesium deficiency in the blood
hypothalamus
Part of the thalamus that helps to regulate the release of certain hormones
hypothermia
A body temperature that is too low
hypothesis
A guess in scientific research
hypotropia
Movement of just one eye down
hypovolemia
The slowdown of circulation of blood
hypoxia
Less oxygen than normal in the blood
hypsodont
A kind of tooth that always grows and is chewed down continuously
hysterecomy
Removal of the uterus in whole
hystricomoprh
A type of rodent, like a chinchilla or guinea pig
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