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Ann [662]
3 years ago
15

Arrange these elements of the intrinsic conduction system in the order that a depolarizing impulse travels during a normal heart

beat. Rank from first to last.
Do not overlap any tiles.
AV node
Bundle Branches
internodel pathways
SA node
Purkinje Fibers
AV Bundle
Biology
1 answer:
zlopas [31]3 years ago
7 0

Answer:

SA Node

Inter-nodal Pathways

AV Node

AV Bundle

Bundle Branches

Purkinje Fibers

The SA nodes functions first for setting pace for the heart, then the inter-nodal pathway make link b/w SA and AV node. AV node is site of delay when contraction of atria occurs. AV bundle is the mean of electrical link b/w atria and ventricle. The conveying of impulse to the inter-ventricular septum occurs through bundle branches, while conveying of impulse throughout and along the walls of ventricle occurs through Purkinje fibers.

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Extra credit question

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