The lens in a microscope that is nearest to the object being examined.
A black or very dark volcanic rock. Obsidian was shattered into very sharp blades and sometimes used as a tool for working marble on a small scale.
An instrument used to assist the delivery of a foetus, usually during a birth where complications have developed. Numerous variations have been developed over time. The fundamental design has two separate looped blades with handles. These interlock to form a grasping instrument.
A life size model of a female pelvic region used to train medical students in child delivery.
A simple instrument resembling a single blade of an obstetric forceps. It is used during childbirth to assist the delivery of an obstructed foetus. Also known as ‘levers’.
A branch of medicine dealing with the care of women. This care occurs during pregnancy, childbirth, and the period of recovery from childbirth.
Instrument used to measure the occipital bone at the back of the head.
Reflecting navigational instruments used for measuring the altitude of celestial bodies and having an arc of 1/8 of a circle, but due to their reflecting properties can measure up to 90 degrees; invented in the 1730s and used into the 19th century when superseded by sextants.
The oesophagus connects the throat to the stomach. In humans and other vertebrates it is a muscular tube lined with mucous membrane.
A female hormone. Oestrogen is first produced by a girl at puberty. It regulates the menstrual cycle and prepares the uterus for pregnancy. Oestrogen is present in males, but in very low levels.
bottle for perfumed oil
A container used to carry oil and to apply it to any areas requiring lubrication.
oil feeder can
A long thin container used to carry oil and for applying it to areas requiring lubrication where access is limited.
Lamp designed to burn oil as fuel, typically with a reservoir for holding the oil and an opening from which a wick can be extended.
The art or practice of producing creative works in oil paint.
oil painting - visual work
Creative work in the medium of oil paint.
oil tank wagon
A railway vehicle dedicated to the carriage of fuel oil.
Container for ointment - a smooth greasy healing preparation usually applied to the skin.
A long motor vehicle for passengers; a bus.
An instrument used in eye surgery.