Which of the Following Is an Essential Structural Feature of Veins

question 77

Multiple Choice

Which of the following is an essential structural feature of veins for both the skeletal muscle pumping and respiratory pumping used to aid venous return of blood to the heart?

• A)thick muscular middle layer of vessel wall
• B)venous valves
• C)two layers of elastic connective tissue in vessel wall
• D)sympathetic innervation of smooth muscle in middle layer of vessel wall
• E)modified transitional endothelium lining lumen of vessel

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Definitions:

Inventory Turnover Ratios

A financial metric indicating the number of times a company’s inventory is sold and replaced over a specified period, critical for evaluating inventory efficiency.

Quick Ratios

A financial metric used to gauge a company's liquidity by comparing its most liquid assets, without inventory, to its current liabilities.

Current Ratios

A financial metric used to measure a company's ability to pay its short-term obligations with its current assets.

Days To Sell

An estimate of the average number of days it takes for a company to sell its inventory.