The Sarcoplasmic Reticulum

question 31

Multiple Choice

The sarcoplasmic reticulum

• A) stores calcium.
• B) sequesters calcium from the cytoplasm.
• C) releases calcium into the cytosol when an action potential passes through T tubules.
• D) has ryanodine receptor proteins in its membrane.
• E) All of the above

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Definitions:

Periodic Inventory

A periodic inventory system is an accounting method where inventory levels and cost of goods sold are updated in the ledger at the end of an accounting period, rather than tracking each sale or purchase individually.

Perpetual Inventory

A method used in inventory accounting that immediately notes the sale or acquisition of inventory through computerized point-of-sale systems and enterprise asset management software.

Inventory Accounting Systems

Methods used by companies to keep track of their inventory levels, costs, and value, including systems like FIFO, LIFO, and weighted average.

Inventory Valuation

The method or process of calculating the cost/value of inventory that a business holds at any given time, which affects cost of goods sold and profitability.