We Are Protected to Some Extent Against Low Level CO

question 21

Multiple Choice

We are protected to some extent against low level CO poisoning because:

• A) His F8 on Hb distorts the heme iron atom out of the heme plane and attracts O₂, but not CO.
• B) Affinity of Hb for O₂ is much greater than for CO.
• C) His E7 blocks perpendicular binding of CO to heme iron allowing for better binding competition by O₂.
• D) The competition of O₂ for heme is much greater than CO for heme.
• E) None of the above.

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Definitions:

Finished Goods

Products that have completed the manufacturing process but have not yet been sold to customers.

LIFO Inventory Method

An inventory valuation method that assumes the last items placed in inventory are the first sold during an accounting period; stands for Last-In, First-Out.

Inventory Costing Methods

Techniques used to assign costs to inventory items, such as First-In, First-Out (FIFO), Last-In, First-Out (LIFO), and weighted average cost.