The value sign(x) equals −1, 0, or 1 depending upon whether the value x is negative, zero, or positive. Sometimes this is written as sgn(x) as is the case h
El signo de valor (x) es igual a -1, 0 o 1, dependiendo de si el valor x es negativo, cero o positivo. A veces esto se escribe como sgn (x) como es el caso h
The tissue in the wall of the uterus that is required for labor contractions are SMOOTH MUSCLES. Smooth muscles, also known as involuntary muscles are found in walls of hollow organs such as the stomach, gullet, bronchi, etc. Smooth muscles principally function as stimulator for movement. Examples of smooth muscles in the human body include:
1.Uterus smooth muscles: enhancing pushing during birth labour
2. Bladder smooth muscle: helps push out urine.
3. Smooth muscles also help the flow of blood in the blood vessels and the flow of food through the digestive system.<span />
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Answer:
blood
Explanation:
Contractions of the myocardium pump blood through the circulatory system.
I think they are different in that they have jaws. Rays are predominantly marine and are found in all the oceans. Many are slow-moving bottom dwellers. They include, Manta ray which is one of the most known type of rays, Spotted eagle ray (pacific ocean), sting ray among others. They are about 15 types of rays in the oceans. Sharks, Lampreys and rays, like all fishes they are aquatic, water-breathing vertebrates with a brain and spinal cord, fins, plate-like pairs of internal gills, and paired sense organs.
