first aid equipment [4]![click to hear](/images/speaker.jpg)
The instruments and equipment used to transport the sick and the injured and to administer first aid.
syringe ![click to hear](/images/speaker.jpg)
Instrument used to inject or remove a liquid substance.
finger flange ![click to hear](/images/speaker.jpg)
Support for the index and the middle finger while the thumb pushes down on the thumb rest.
thumb rest ![click to hear](/images/speaker.jpg)
Device pressed or pulled to operate the plunger.
plunger ![click to hear](/images/speaker.jpg)
Cylindrical stem that slides up and down the hollow barrel; its movement draws in or expels liquid.
scale ![click to hear](/images/speaker.jpg)
The divisions inscribed on the syringe; they constitute units of volume.
rubber bulb ![click to hear](/images/speaker.jpg)
Piece of rubber connected to a plunger; the rubber adheres to the sides of the barrel so that a liquid can be removed or injected.
Luer-Lock tip ![click to hear](/images/speaker.jpg)
Nut-shaped end of the syringe; it fits inside the needle hub.
needle hub ![click to hear](/images/speaker.jpg)
Piece of plastic at the base of the needle; it fits into the Luer-Lock tip.
bevel ![click to hear](/images/speaker.jpg)
The oblique tip of the syringe.
hollow barrel ![click to hear](/images/speaker.jpg)
Reservoir that creates a vacuum so that a liquid can be removed or injected.
tip protector ![click to hear](/images/speaker.jpg)
Device that covers the Luer-Lock tip when the needle hub is not inserted into the syringe.
needle ![click to hear](/images/speaker.jpg)
Hollow bevel-tipped metal stem that is covered with a needle hub; it is used for intravenous and subcutaneous injections and sampling.