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How many nuclei does cardiac muscle have?
Cardiac muscle cells typically have a single nucleus. However, some cardiac muscle cells can have two or more nuclei due to their ability to fuse with neighboring cells, a process known as syncytium formation.
Which cells have the most mitochondria?
The mitochondria is the organelle responsible for producing energy. Because the heart is the strongest muscle in the body, and it works constantly, it would make sense for heart muscle cells to have more mitochondria. Nerve cells send electrical impulses to various parts of the body, but, comparatively, they don't need as much energy.
What muscle is striated uninucleated cells?
Cardiac muscle is made up of striated uninucleated cells. These cells have a single nucleus and are arranged in a striated pattern, giving them a striped appearance under a microscope.
What tissue is specialized to conduct electrical impulses?
Cardiac muscle is a type of involuntary striated muscle found in the walls of the heart, particularly the myocardium. Cardiac muscle cells are identified as cardiac myocytes or cardiomyocytes. Cardiac muscle is one of three major types of muscle, the others being skeletal and smooth muscle. Cardiac muscle, different from skeletal muscle, is composed of separate cellular elements. A cardiac muscle cell has a large nucleus and numerous mitochondria. The elevated concentration of mitochondria reveals the huge energy burden that predominant the heart. Contractile proteins of actin and myosin myofilaments are in the cytoplasm. They form bands of varying density. The heart produces regular electrical impulses causing the muscle myofibrils to glide above one another and squeeze the cardiac muscle. Some cardiac cells are self-excitable, contracting devoid of any signal from the nervous system. Each of these cells have their own inherent contraction rhythm. A section of the human heart called the sinoatrial node, or pacemaker, sets the rate and timing that all cardiac muscle cells contract. The SA node generates electrical impulses, from the SA node spreading rapidly through the walls of the artria, causing both artria to contract in unison. The impulses also pass to another section of specialized cardiac muscle tissue, a convey point called the atrioventricular node AV bundle or artioventricular bundle or Bundle or His. This collection of heart muscle cells are also specialized for electrical conduction that transmits the electrical impulses from the AV node to the point of the apex of the fascicular branches. The fascicular branches then lead to the Purkinje fibers then conduct the signals to the apex of the heart along and throughout the ventricular walls. The Purkinje fibers form conducting pathways called bundle branches.
What kind of tissue is the muscular system made of?
The muscular system is made of a type of tissue called muscle tissue. There are three main types of muscle tissue: skeletal muscle, smooth muscle, and cardiac muscle. Each type has unique characteristics and functions within the body.
What is the innermost part of the muscle?
There are two types of muscle in the body. The Cardiac Muscle and the Skeletal Muscle. The skeletal muscle is made up of intrafusal and extrafusal fibers. The Muscle Belly is made up entirely of extrafusal fibers (even in the deepest parts). The intrafusal fibers are located throughout the muscle. The cardiac muscle is distinct from skeletal muscle, one of the main differences is the amount of mitochondria it has is increased, and so technically at the deepest part of cardiac muscle is mitochondria (but there are other components as well).
Which type of muscle is the heart made of?
cardiac
Is your stomach made up of cardiac muscle?
FALSE, ur heart is made of cardiac muscle
What type of muscle pumps blood?
all your muscles from your heartORCardiac muscle
What kind of tissue is the heart made up of?
Cardiac muscle fibers.
Where is the cardiac muscle tissue located in the body?
The cardiac muscle is the type of muscle that the heart is made up of.
What type of muscle is the haert made of?
cardiac muscle
Does cardiac muscle have a relation to the heart?
Yes, its what most of the heart is made out of.
What type of muscle is the heart formed from?
The heart is made of smooth and cardiac muscle
What is made of cardiac muscle?
myocardium
What is made out of cardiac muscle in the circulatory system?
The heart is the only thing in the body that is made up of the specialized tissue in cardiac muscle
Is the heart made of smooth muscle?
The heart is a muscle so the heart is made of the cardiac muscle.
