Arrhythmia of the heart may be diagnosed by an EKG, short for one of these.
An electrocardiogram
By about 300 B.C., there were more than 6,000 symbols used in this Egyptian writing.
Hieroglyphics
If you're "cut to" this 5-letter word, you're injured deeply.
The quick
50 rupees in this country of 1.2 billion
India
The person who receives property from a will, or the stuff you breathe.
An heir/air
Atherosclerosis, the buildup of plaque on the walls of these blood vessels, has no symptoms until it's advanced.
An artery
You're gonna give me this 7-letter word meaning the true, secret or inside info.
The lowdown
Peachy this! It's also a wailing lament for the dead.
Keen
13 of these in Mexico
Pesos
The Roman goddess of love, or pertaining to certain blood vessels.
Venus/venous
One of the most common symptoms of a heart attack is this discomfort in the chest, from the Greek for "strangling"
Angina
Bear down & tell us it's from the Latin for "to spend the winter".
Hibernate
"A word to the" this (& hopefully that's you right now): it means informed or in the know.
Wise
.75 of this monetary unit used by 17 countries
the Euro
Intuitive understanding, or to prompt into action, as a crowd to riot.
Insight/incite
Palpitations accompanied by dizziness & shortness of breath may indicate a problem with these parts of the heart, such as the aortic & pulmonary ones, that permit blood flow in only one direction.
A valve
3-word term also known as hypotension
Low blood pressure
Brilliant, like the "lights" in a "big city" title.
Bright
1,200 dinars in this country; the U.S. officially ended some other business there in December 2011.
Iraq
Fully matured, or a deep sound of one in pain.
Grown/groan
An irregular heartbeat may be caused by an imbalance of these ions that conduct current, such as sodium.
Electrolytes
It's a break or interruption in the continuity of work.
A hiatus
Mike Rogers is the chairman of the House's Permanent Select Committee on this.
Intelligence
8 quetzales in this country bordered by Belize
Guatemala
A gradation of a color, or to strike with an ax
Hue/hew