BIOL123 Lecture Notes - Lecture 26: Endoplasmic Reticulum, Smooth Muscle Tissue, Cardiac Muscle
17 Jun 2018
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7.4 Recognise skeletal, cardiac, and smooth muscle tissue in relevant histological preparations
and identify their fundamental morphological features
• Skeletal muscle:
o Bundles of very long cells
o Multinucleated cells
o Cross-striations (striated muscle)
o Functional features:
• Quick, forceful contractions
• Mostly under voluntary control
o
• Sarcoplasmic reticulum: endoplasmic reticulum in skeletal and cardiac muscle
• Sarcoplasm: cytoplasm in muscle
• Sarcolemma: cell surface membrane of muscle
• Sarkos: flesh
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