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What is The order of impulse conduction in the heart from beginning to end?
The impulse starts in the right atria in the sinus node, then travels through the intratrial fibers for atrial contraction, then travels down to the the av node where it is delayed, then travels down through the bundle branches to the purkinjee fibers to the ventricular myocardium for contraction.
If the atrioventricular node could be surgically removed from the heart without disrupting signal transmission to the Purkinje fibers what would be the effect?
Atria and ventricles would contract at about the same time.
What are the 4 main fiber groups?
The four main fiber groups are soluble fibers, insoluble fibers, functional fibers, and total dietary fibers. Soluble fibers dissolve in water and can help lower blood cholesterol and glucose levels, while insoluble fibers do not dissolve and aid in digestion by promoting regular bowel movements. Functional fibers are non-digestible carbohydrates that have beneficial health effects and are often added to foods. Total dietary fibers encompass both soluble and insoluble fibers, contributing to overall health and wellness.
Can you convert fibers per cubic centimeter to fibers per milliliter?
Yes. x/30
What are the two broad groups of fibers in forensic science?
In forensic science, the two broad groups of fibers are natural fibers and synthetic fibers. Natural fibers are derived from plants, animals, or minerals, such as cotton, wool, and silk, while synthetic fibers are man-made, created from chemical processes, including polyester, nylon, and acrylic. Each type of fiber has distinct characteristics that can aid in forensic investigations, such as identifying sources or linking evidence to a suspect. Analyzing these fibers can provide crucial information in criminal cases.
Which structure of the heart provides the stimulation that causes the ventricles to contract?
purkinje fibers
What fibers in the heart cause the ventricles to contract?
pukinje fibers
Specialized conductive cells of the ventricles are called fibers?
purkinje fibers
What is a bundle branch composed of?
Purkinje fibers.
What are the Fibers of the conduction system of the heart?
Fibers of the conduction system of the heart is called Purkinje fibers
What do node cells of the heart depolarize?
purkinje fibers
Where is the electrical conduction of the atria located?
Purkinje fibers
What is the name of the fibers that carry cardiac impulses from the interventricular septum into the myocardium?
Purkinje fibers
The correct sequence in the conduction system of the heart is?
SA node, Internodal pathways, AV node, Bundle of His, Bundle branches, Purkinje fibers.
Network that stimulates the myocardium into contraction?
His bundle? or the Purkinje fibers?
The ventricle contraction of the heart occurs iummediately after depolarization of the?
purkinje fibers
What layers of the heart wall contains Purkinje fibers?
Purkinje fibers are found in the subendocardial layer of the heart wall, specifically within the inner part of the myocardium. This layer is located just beneath the endocardium, which lines the heart chambers. Purkinje fibers play a crucial role in the conduction system of the heart, helping to coordinate the contraction of the ventricles.
