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6.5: Questions and Review - Muscle Tissue

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    Muscle Tissue Fill-in-the-Blank

    Identify the correct term for each of the descriptions below. Use the word bank. Some words are used more than once.

    1. Contractile unit of skeletal muscle: ________________
       
    2. A muscle cell: __________________
       
    3. Muscle tissue found in the heart: __________________
       
    4. Muscle fiber's plasma membrane: __________________
       
    5. Found in the wall of the gastrointestinal tract: __________________
       
    6. Repeating unit that contains actin and myosin: __________________
       
    7. Stores calcium ions: __________________
    Muscle Tissue Fill-in-the-Blank Word Bank

    sarcoplasmic reticulum, myocyte, smooth muscle, cardiac muscle tissue, sarcomere, sarcolemma

    Sarcomere Labelling

    Label the following diagram of the sarcomere. Use the word bank. Some terms have been labelled for you.

    Diagram of a geometric structure with parallel lines, intersected by a transversal and labeled angles in different colors.

    Figure \(\PageIndex{2}\) The Sarcomere. (Image credit: "Sarcomere with labels" by SlothMcCarty, licensed under CC BY-SA 3.0, via Wikimedia Commons)

    1. Sarcomere                   6. H-zone
       
    2. __________________. 7.___________________
       
    3. __________________. 8.___________________
       
    4. ___________________
       
    5. ___________________
    Sarcomere Word Bank

    actin, A-band, I-band, Z-disc, M-line, myosin

    Muscle Tissue Labelling

    Identify each tissue type in the images. There is no word bank, use your microscope images as a guide.

    Microscopic view of muscle tissue, showing pink fibers with small dark nuclei scattered throughout.
    Figure \(\PageIndex{3}\) Muscle Tissue A. (Image Credit: "Muscle Tissue" by University of Michigan Histology Laboratory Manual is licensed under CC BY-NC-SA 4.0)

    1. The type of muscle tissue for Muscle Tissue A is: ___________________

    Microscopic view of tissue featuring elongated cells with dark nuclei against a light purple background.

    Figure \(\PageIndex{4}\) Muscle Tissue B. (Image credit: "Muscle Tissue" by Lazar.zenit, licensed under CC BY-SA 4.0, via Wikimedia Commons)

    2. The type of muscle tissue for Muscle Tissue B is: ___________________

    Microscopic view of pink and white elongated structures, resembling muscle or tissue fibers.

    Figure \(\PageIndex{5}\) Muscle Tissue C. (Image credit: "Muscle Tissue" by Berkshire Community College Bioscience Image Library, licensed under CC0 1.0, via Wikimedia Commons)

    3. The type of muscle tissue in Muscle Tissue C is: ___________________

    This page titled 6.5: Questions and Review - Muscle Tissue was last modified on Wed, 03 Dec 2025 22:48:35 GMT and is shared under a CC BY-NC-SA 4.0 license and was authored, remixed, and/or curated by Harmony Folse.