A group of students is reviewing muscle
tissue before a test and come across a question on which they completely disagree. Can you help them sort out their disagreement? It is all about the
statement that cardiomyocytes, the cells of the heart muscle, have only the
classical ability to contract. Others claim that these cells have other
functions in addition to this one. Which of these four statements is closest to
the truth?

Question

Accepted Answer

student C is right – moreover, they have a pacemaker and endocrine
function, they produce atrial natriuretic peptide

Answer

student A is right – they have no function other than contractile

Answer

student B is right – moreover, they have a pacemaker function

Answer

student D is right – moreover, they have a pacemaker and endocrine
function, they produce antidiuretic hormone

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A group of students is reviewing muscle tissue before a test and come across a q...

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