According to the Theory of Self-Propagating Star Formation, the Spiral

question 38

Multiple Choice

According to the theory of self-propagating star formation, the spiral arms of flocculent spiral galaxies are broad and poorly designed because

• A) the spiral arms in these galaxies are strongly influenced by the black hole at the center of the galaxy.
• B) the density wave has been disrupted by the bar across the center of the galaxy.
• C) dust lanes occur in broad bands rather than in the narrow bands found in grand-design spirals.
• D) the spiral arm segments are defined only by the relatively short-lived O- and B-type stars.

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Definitions:

Decreased Skin Turgor

A condition where the skin’s elasticity is reduced, often indicative of dehydration.

Distended Abdomen

A condition where the stomach area is enlarged or swollen, often due to gas, fluid, or the accumulation of mass within the abdomen.

Ostomy Pouch

A medical device used to collect waste from a surgically created opening in the body, such as from the intestine or urinary tract.

Skin Barrier

The protective outermost layer of the skin that defends against environmental threats and prevents the loss of moisture.