The heart has an intrinsic conduction system that causes electrical activity in the heart muscles causing them to contract. The intrinsic conduction system is made up specialized cells, that contain nerve and muscular characteristics.
The muscle cells in the heart are linked together by gap junctions, allowing cardiac action potentials to travel from one muscle cell to another.
Atrioventricular (AV) node. The damage to the AV node causes the electrical signals traveling from the upper chambers to the lower chambers to be impaired causing an AV block.

Explanation:

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3 years ago

Sydney wants to explain the concept of the axial and appendicular skeleton.if she uses an analogy of a coat rack,what would the

stealth61 [152]

The area residing in the center explains the bilatial tibulti, which precedents the bratuluti tubilitu. As for the rack itself, it has a half-moon (in laymens terms) axial, which appendages smoothly in all transition. The answer would certainty relate less to moving and a part itself, and more towards coordination or other terms (for which there are many), as this question is quite subjective.

In short, it has nearly free half-moon movement, though blocked in transition by its own quartsor axial.

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4 years ago

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Which of the following statements about prokaryotic cells is correct?

Genrish500 [490]

Answer:

A) They reproduce asexually through a form of cell division called binary fission.

Explanation:

It's similar to mitosis in eukaryotic cells

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3 years ago