The End of the ________ Era Was Marked by a Transition

question 40

Multiple Choice

The end of the ________ era was marked by a transition into an explosion of life-forms rather than an extinction event.

• A)Precambrian
• B)Mesozoic
• C)Paleozoic
• D)Jurassic

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Definitions:

Crackles

Crackles are abnormal lung sounds characterized by discontinuous clicking or rattling noises heard during inhalation, indicative of respiratory conditions.

Rhonchi

Coarse rattling respiratory sounds, somewhat like snoring, usually caused by secretions in bronchial airways.

Water-Seal Chest Drainage

A system used to remove air, pus, or fluid from the pleural space and restore negative pressure, promoting lung re-expansion.

Hygiene Care

Refers to practices related to the maintenance of bodily cleanliness and appearance.