Which Layer of the Heart Has Actin,myosin,and Intercalated Discs

question 72

Multiple Choice

Which layer of the heart has actin,myosin,and intercalated discs?

• A) Myocardium
• B) Endocardium
• C) Epicardium
• D) Pericardium

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Definitions:

Chlorobenzene

An aromatic organic compound with a chlorine atom substituting one hydrogen atom in benzene, used in the production of pesticides and industrial solvents.

Electrophilic Aromatic Substitution

Electrophilic aromatic substitution is a type of organic reaction in which an electrophile replaces a hydrogen atom in an aromatic ring, forming a new substituent on the ring.

Deactivator

In organic chemistry, a substance that reduces the reactivity of a catalyst or chemical reactant, often by adsorption or by changing its chemical nature.

O,p-director

Substituents in aromatic chemistry that direct incoming substituents to the ortho and para positions on a benzene ring.