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Muscle cells, particularly skeletal muscle fibers, are long and cylindrical rather than branched to facilitate their primary function of contraction. This linear structure allows for efficient force generation and alignment during contraction. In contrast, cardiac muscle cells are branched to create a network that enables synchronized contractions of the heart. The specific structure of each muscle type supports its unique physiological role.
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What are the characteristics of cardiac muscle?
Cardiac muscle is striated and involuntary, meaning it is under automatic control. It has intercalated discs that allow for synchronized contractions and has a high mitochondria density to support its continuous and rhythmic contractions. Additionally, cardiac muscle cells are branched to facilitate the spread of electrical impulses.
What types of cells contracts to move an animal?
muscle cells...
What type of nerve stimulates muscle cells to contract?
Somatic type of nerves stimulate the muscle cells to contract.
What are the two types of cellular junctions found at intercalated disc?
Cardiac muscle is network of branched fibers (cells) connected by gap junctions called intercalated disks.
Who do active cells have large numbers of mitochondria?
Skeletal muscle cells,cardiac muscle cells,sperm cells
Do smooth muscles have branched cells?
No, cardiac muscle cells are branched but skeletal muscle cells are linear and do not branch
Muscle cells that are branched and striated are?
skeletal muscles
Why is it important for cardiac muscle cells to be branched and interconnected with other cardiac muscle cells?
so electrical impulses can be carried freely between cells
Which muscle cells commonly branch?
the cell tissue is not in fact muscle tissue its penis tissue
What are the muscles cells called?
Muscle cells are called muscle fibers or myocytes. They are specialized cells that make up the three types of muscle tissue: skeletal, cardiac, and smooth muscle. Skeletal muscle fibers are long and striated, cardiac muscle cells are branched and striated, while smooth muscle cells are non-striated and spindle-shaped. Each type of muscle cell has distinct functions suited to its specific location and role in the body.
How cardiac muscle fibers differ from the fibrs of skeletal muscle?
Both cardiac and skeletal muscle cells are striated and contract by the sliding filament mechanism. However, cardiac muscles cells are short, fat, branched, and interconnected unlike the long, cylindrical, multinucleate of skeletal muscle fibers.
Do cardiac muscle cells are long cylindrical?
Cardiac muscle cells, known as cardiomyocytes, are not long and cylindrical like skeletal muscle cells. Instead, they are typically shorter and branched, which allows them to connect with each other at intercalated discs. These specialized connections enable synchronized contractions essential for effective heart function. Unlike skeletal muscle, cardiac muscle cells also contain a single nucleus and are involuntary in nature.
What is a Highly branched arrangement of glucose molecules found in liver and skeletal muscle cells?
Glycogen is a highly branched arrangement of glucose molecules found in liver and skeletal muscle cells. It serves as a storage form of glucose, which can be quickly broken down to provide energy when needed by the body.
What muscle cells are part of the heart?
The heart is primarily composed of a specialized type of muscle cell known as cardiac muscle cells or cardiomyocytes. These cells are unique in that they are striated, branched, and interconnected by intercalated discs, which facilitate synchronized contractions. Additionally, cardiac muscle cells are involuntary and have a high density of mitochondria to support their constant and rhythmic activity. Together, these features enable the heart to pump blood efficiently throughout the body.
Is the smooth muscle branching or non branching?
branched
Why are muscle nerve and nerve cells different shapes?
Muscle cells are elongated and cylindrical in shape to allow for contraction and movement. Nerve cells, or neurons, have a unique branched structure with dendrites and axons to transmit electrical signals over long distances in the body. These specialized shapes help muscle cells generate force and nerve cells transmit information efficiently.
What are the characteristics of cardiac muscle?
Cardiac muscle is striated and involuntary, meaning it is under automatic control. It has intercalated discs that allow for synchronized contractions and has a high mitochondria density to support its continuous and rhythmic contractions. Additionally, cardiac muscle cells are branched to facilitate the spread of electrical impulses.
