When describing muscle, what does “striated” means?
Harry is pondering an exam question that asks, “Which muscle type has elongated cells and is found in the walls of the urinary bladder?” How should he respond?
How does the term epimysium relate to the role and position of this connective tissue sheath?
Which myofilaments have binding sites for calcium? What specific molecule binds calcium?
Which region or organelle—cytosol, mitochondrion, or SR—contains the highest concentration of calcium ions in a resting muscle fiber? Which structure provides the ATP needed for muscle activity?