Which of the following is/are true about the functions of cardiac muscle? Check

Question

Which of the following is/are true about the functions of cardiac muscle? Check all that apply.

Cardiac muscle almost always utilizes aerobic respiration to obtain energy.Cardiac muscle almost always utilizes aerobic respiration to obtain energy.

Cardiac muscle cells require nervous innervation for stimulation.Cardiac muscle cells require nervous innervation for stimulation.

Cardiac muscle secures some of its calcium ions from the sarcoplasmic reticulum.

Cardiac muscle secures some of its calcium ions from the sarcoplasmic reticulum.

When the chambers are filled with blood, the myocytes utilize tight junctions to resist separation.When the chambers are filled with blood, the myocytes utilize tight junctions to resist separation.

Autorhythmic cells allow the myocytes to contract consistently and regularly, efficiently pumping blood from the chambers.

Explanation / Answer

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