Which of the Following Statements Regarding Cardiac Muscle Is True

question 65

Multiple Choice

Which of the following statements regarding cardiac muscle is true?

• A)Dense bodies anchor thin filaments.
• B)Fibers lack I and A bands.
• C)Intercalated discs contain gap junctions.
• D)Fibers lack branches.

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Definitions:

Generalized Anxiety Disorder

A mental health condition characterized by persistent and excessive worry about multiple areas of life.

PTSD

Posttraumatic Stress Disorder, a mental health condition triggered by experiencing or witnessing a traumatic event, characterized by flashbacks, nightmares, and severe anxiety.

Stress Hormones

Biological compounds, like cortisol and adrenaline, released in response to stress that prepare the body for a fight or flight response.

Limbic System

A complex system of nerves and networks in the brain, involved in emotions and drive, including fear and pleasure.