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Did you know?
Although not all of the following muscle groups are commonly used, intramuscular injections may be given into the abdominals, biceps, calves, deltoids, gluteals, laterals, pectorals, quadriceps, trapezoids, and triceps.
Did you know?
In 1864, the first barbiturate (barbituric acid) was synthesized.
Did you know?
There are 20 feet of blood vessels in each square inch of human skin.
Did you know?
When blood is deoxygenated and flowing back to the heart through the veins, it is dark reddish-blue in color. Blood in the arteries that is oxygenated and flowing out to the body is bright red. Whereas arterial blood comes out in spurts, venous blood flows.
Did you know?
Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.