Bruises are made when blood escapes from a torn blood vessel underneath the skin. As the bruise ages, the blood is dissolved back into the body. Different components of the blood are different colors, so it changes from dark red to purplish to yellowish as it ages.
Your nail turns blue when the blood clot in it.
A bruise (also known as a contusion) usually last about 2 weeks. You can determine the age of a bruise by the color of it. It usually is: day 1-5 the bruise appears black or blue day 5-10 the bruise is lighter and more or less green or dark yellow day 10-14 the bruise turns yellow and then fades completely
A black and blue mark is a bruise. A bruise in medicine is called a contusion. A bruise occurs when a force breaks small capillaries, letting blood ooze into the tissues.
A bruise
Black and blue generally refers to a new bruise or contusion. However, this is only in medicine. You could be referring to crayons.
Black and blue generally refers to a new bruise or contusion. However, this is only in medicine. You could be referring to crayons.
I like black and blue better because they are darker colors. On another topic... in terms of injury with bruises, pink, green, and lighter colors indicate the bruise is going away... being reabsorbed by the body.
It turns the iodine colour from brown to blue-black? This is because popcorn contains starch.
If iodine solution turns blue-black, it indicates the presence of starch. Iodine forms a complex with starch, resulting in the blue-black color.
When iodine is mixed with rice, it turns blue-black in color. This reaction occurs because iodine reacts with starch, which is present in rice, forming a blue-black complex.
Starches turn blue-black when stained with iodine (which usually stains things a reddish-brown or amber color).Iodine turns blue black when starch is present
The medical term for bruise is contusion. More than one bruise or a large area of bruises is called contusions. Contusions start off as black and blue, but as they heal, they change to other colors.