what is the process of breaking down and rebuilding bone tissue called
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ATI TEAS 7

ati teas 7 science

1. What is the process of breaking down and rebuilding bone tissue called?

Correct answer: B

Rationale: The correct answer is 'Remodeling.' Remodeling is the process of breaking down and rebuilding bone tissue. Ossification is the process of bone formation, not breaking down and rebuilding bone tissue. Calcification involves the deposition of calcium salts in tissues, but it is not specifically related to breaking down and rebuilding bone tissue. Osteoporosis is a condition characterized by decreased bone density leading to increased bone fragility, not the process of breaking down and rebuilding bone tissue.

2. Express 18/5 as a reduced mixed number.

Correct answer: A

Rationale: To convert the improper fraction 18/5 to a mixed number, divide 18 by 5. The quotient is 3 with a remainder of 3, which translates to 3 3/5. Therefore, the correct answer is A. Choices B, C, and D are incorrect because they do not accurately represent the conversion of 18/5 to a mixed number.

3. Considering the list of works that Angela read, into which category does 'The Cask of Amontillado' most likely fit?

Correct answer: C

Rationale: 'The Cask of Amontillado' by Edgar Allan Poe is most likely a short story based on the information provided. The list of works that Angela read consisted of classic literature. Since the rule states that short stories should be placed in quotation marks, it aligns with the formatting rule. Therefore, 'The Cask of Amontillado' is most likely categorized as a short story. Choice A, newspaper article, is incorrect because newspaper articles are usually not considered classic literature. Choice B, book chapter, is incorrect as 'The Cask of Amontillado' is a standalone work and not a chapter within a book. Choice D, television show episode, is incorrect as the list of works provided consists of classic literary works, not television shows.

4. Why do emerging infectious diseases (EIDs) pose a significant public health threat?

Correct answer: C

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. Therefore, the correct answer is that EIDs pose a threat because they are new, rapidly evolving, and can spread quickly. Choices A, B, and D are incorrect because EIDs are not well-understood initially, may develop drug resistance, and can affect humans significantly, not just animals.

5. In a covalent bond, the shared electrons:

Correct answer: B

Rationale: In a covalent bond, the shared electrons spend more time closer to the more electronegative atom. Electronegativity is the ability of an atom to attract electrons in a chemical bond. The more electronegative atom exerts a stronger pull on the shared electrons, causing them to be closer to that atom. Choice A is incorrect because in a covalent bond, electrons are shared, not completely transferred. Choice C is incorrect as the shared electrons are not equidistant but are closer to one atom due to electronegativity differences. Choice D is incorrect because shared electrons play a significant role in determining the bond strength by the strength of the bond formed through electron sharing.

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