Answer:
a. The bone matrix is very dense and contains deposits of calcium salts
Explanation:
Characteristic of bone tissue
The mineralized matrix of the bone tissue has the organic component which is mainly collagen known as the ossein and an inorganic component of mineral composed of various salts .
The tissues of the bone contain an organic primarily hydroxypatite , calcium carbonate and collagen .
The organic matrix is about 20 percent of the net weight of the bone and is composed mainly of collagen , hence collage is the main structural component of the bone matrix .
It is important to help people who don’t have food because they can die or starvation or dehydration. The human body is 60% water. 79% muscles and kidneys, 64% skin, and 73% brain and heart. If the people don’t have food their percentage will decrease.
In this given situation, we should stand behind him and administer abdominal thrusts.
<h3>Which part of the body should abdominal thrusts be administered?</h3>
Place the fist's thumb side against the person's stomach, just above the belly button and below the ribs. The muscle of the diaphragm can be felt. With the other hand over the fist, make a quick, powerful upward thrust into this muscle. Keep performing abdominal thrusts until the thing exits.
In order to remove things from the throat, the Heimlich maneuver employs abdominal thrusts. The diaphragm is a muscle that lies beneath the lungs. To assist the lungs in exhaling air, this muscle contracts. The Heimlich maneuver works by creating an artificial cough.
Learn more about abdominal thrusts here:
brainly.com/question/25033154
#SPJ4
The submucosa is composed mostly of connective tissue, nerves, and vessels, which help to nourish surrounding tissues.
Hope this helps!