Which ONE of
the following is NOT a difference between cardiac and skeletal muscle? (Lectures: cardiac muscle. skeletal muscle, summary exercise)

Question

Which  ONE  of
the following is  NOT  a difference between cardiac and skeletal muscle? (Lectures: cardiac muscle. skeletal muscle, summary exercise)

Answer

The sarcoplasmic reticulum of cardiac muscle is more extensive than that of skeletal muscle.

Answer

Skeletal and
cardiac myocytes have extensive networks of t-tubules lined with voltage
sensors.

Answer

Cardiac myocytes
are electrically coupled, whereas skeletal muscle fibres do not communicate via
electrical signals between each other.

Answer

Dyads are typical in cardiomyocytes, while triads are typical in skeletal muscle.

Answer

Mitochondria are more abundant in cardiac muscle than in skeletal muscle.

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