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Nursing Elites

ATI TEAS 7

Chemistry

1. What is the molar mass of Ca(NO3)2?

Correct answer: b

Rationale: Calculate the molar mass: Ca(40.08) + 2N(14.01) + 6O(16.00) = 132.1 g/mol.

2. Emerging infectious diseases (EIDs) pose a significant public health threat because they are:

Correct answer: C

Rationale: Rationale: Emerging infectious diseases (EIDs) are a significant public health threat because they are characterized by being new or newly identified diseases that are rapidly evolving. These diseases can spread quickly within populations due to factors such as globalization, travel, urbanization, and changes in climate. EIDs often present challenges to medical professionals as they may not be well-understood initially, making it difficult to develop effective treatments or preventive measures. While some EIDs can be treatable with existing antibiotics, the rapid evolution of these diseases can lead to the development of drug resistance, further complicating treatment efforts. Additionally, EIDs are not limited to affecting animals; they can also have serious implications for human health and well-being.

3. When writing dialogue, remember to:

Correct answer: C

Rationale: Effective dialogue captures the characters' unique voices and personalities through realistic speech patterns and word choices.

4. How is the density of a substance calculated?

Correct answer: A

Rationale: Density is the mass per unit volume of a substance.

5. Which part of the brain is responsible for coordinating various sensory inputs, regulating sleep, and maintaining wakefulness?

Correct answer: d

Rationale: The correct answer is D: Reticular formation. The reticular formation is a network of neurons located in the brainstem that plays a crucial role in regulating consciousness, arousal, and sleep-wake transitions. It receives sensory inputs from various parts of the body and helps coordinate these inputs to maintain wakefulness and alertness. While the cerebrum is responsible for higher cognitive functions and the hypothalamus regulates various physiological processes like body temperature and hunger, the reticular formation specifically focuses on integrating sensory information and controlling wakefulness.

6. Identify the relative clause in the sentence "The book that won the award was a bestseller."

Correct answer: B

Rationale: The relative clause "that won the award" provides additional information about the specific book.

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