Glossary
H
haematology
The study of the structure of the blood and blood forming tissues.
haemoglobin
a substance contained within the red blood cells and responsible for their colour, a protein made from iron and responsible for carrying oxygen around the body
haemoglobinometer
an instrument for determining the concentration of haemoglobin in a sample of blood, which is a measure of its ability to carry oxygen.
haemophilia
A hereditary disease in which the blood clots very slowly, causing prolonged bleeding following any injury.
haemorrhage
The medical or technical term for bleeding.
haemorrhoids
A condition in which the veins around the anus or lower rectum are swollen and inflamed.
haemostasis
The stopping of bleeding, either naturally or artificially.
hair slide
Decorative bar-shaped clasp to hold the hair in place, particularly for long hair to keep it away from the face. .
hairdryer
An electrical device for drying the hair, by blowing warm air across it
half model
Models, traditionally of wood, representing half of a structure, generally a building or a ship divided vertically along a central axis, such as the mid-ship line for a vessel half-model. Used for a design presentation or for decorative purposes.
hand
The portion of the upper limb distal to the radiocarpal joint, comprised of the wrist, palm, and fingers.
handcuffs
Shackles for the hand, generally consisting of a divided metal ring which is locked around the wrist; usually made in pairs of rings connected by a short chain or bar.
hanger
An object used to suspend another object from above, most commonly a clothes hanger
hat
Shaped coverings for the head having a brim and crown, or one of the two.
head
The part of the body that contains the brain, organs of sight, hearing, smell and taste.
headdress
Any element of clothing worn on one's head. especially an ornamental attire for the head worn by women.
Heaf test
A skin test carried out before vaccination to determine whether or not an individual is immune to tuberculosis.
Heaf test gun
used to carry out Heaf tests
health
State of well-being of an organism or part of one, characterized by normal function and unattended by disease. IDMB.
hearing aid
A small electronic apparatus that amplifies sound and is worn in or behind the ear to compensate for impaired hearing.