Review Sheet 14- Microscopic Anatomy and Organization

Review Sheet 14- Microscopic Anatomy and Organization - LAB...

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LAB TIME/DATE Microscopic Anatomy and Organtzation of Skeletal Muscle Skeletal Muscle Cells and Their Packaging into Muscles 1. use the items in the key to correctly identily the structures described below. l. connective tissue ensheathing a bundle of muscle cells 2. bundle of muscle cells 3. contractile unit of muscle 4. a muscle cell 5. thin reticular connective tissue surrounding each muscle cell 6. plasma membrane of the muscle fiber 1. a long filamentous organelle with a banded appearance found within muscle cells actln- or myosln-contalnrng structure cord of collagen fibers that attaches a muscle to a bone List three reasons why the connective tissue wrappings of skeletal muscle are important. 3. Why are there more indirect-that is, tendinous-muscle attachments to bone than there are direct attachments? 4. How does an aponeurosis differ from a tendon structurally? Key: a. endomysium b. epimysium fascicle fiber myofibril myofilament perimysium sarcolemma safcomere sarcoplasm tendon 9.
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Review Sheet 14- Microscopic Anatomy and Organization - LAB...

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