ATI TEAS 7
English Grammar
1. Identify the pronoun in the following sentence: She quickly finished her homework before dinner.
- A. quickly
- B. finished
- C. her
- D. before
Correct answer: C
Rationale: Pronouns take the place of nouns. "Her" replaces a specific female person's name.
2. Which word best synonyms with the word "elated"?
- A. Angry
- B. Sad
- C. Excited
- D. Confused
Correct answer: C
Rationale: "Elated" and "excited" both convey feelings of happiness and enthusiasm.
3. The primary function of the strong nuclear force is:
- A. Binding electrons in atomic orbitals
- B. Binding protons and neutrons within the nucleus
- C. Mediating the attractive force between opposite charges
- D. Mediating the repulsive force between like charges
Correct answer: B
Rationale: The strong nuclear force is responsible for binding protons and neutrons within the nucleus. This force is crucial for overcoming the electrostatic repulsion between positively charged protons in the nucleus, holding the nucleus together. Option A is incorrect as it refers to the role of the electromagnetic force in binding electrons in atomic orbitals. Option C describes the electromagnetic force that mediates the attraction between opposite charges, while option D refers to the electromagnetic force mediating the repulsion between like charges. Understanding the primary function of the strong nuclear force helps explain the stability and structure of atomic nuclei.
4. How does the stability of an atom's nucleus influence its radioactive decay?
- A. Stable nuclei never undergo radioactive decay.
- B. Unstable nuclei are more likely to decay through various processes.
- C. Decay releases energy, making stable nuclei more prone to it.
- D. The element's position on the periodic table determines its decay rate.
Correct answer: B
Rationale: Unstable nuclei are more likely to decay through various processes. The stability of an atom's nucleus is a key factor in determining whether it will undergo radioactive decay. Unstable nuclei have an excess of either protons or neutrons, leading to an imbalance in the nucleus. To achieve a more stable configuration, these nuclei will undergo radioactive decay by emitting particles or energy. Stable nuclei, on the other hand, are less likely to undergo radioactive decay as they have a balanced number of protons and neutrons.
5. Which of the following is an example of aseptic technique?
- A. Washing hands with soap and water before surgery
- B. Coughing into your elbow
- C. Sharing a stethoscope without cleaning
- D. Leaving a wound dressing exposed
Correct answer: A
Rationale: Rationale: Aseptic technique refers to practices that help prevent the introduction of harmful microorganisms into a sterile environment. Washing hands with soap and water before surgery is an essential component of aseptic technique as it helps reduce the number of microorganisms on the hands, decreasing the risk of introducing pathogens into the surgical site. Coughing into your elbow is a good hygiene practice to prevent the spread of respiratory infections but is not specifically related to aseptic technique. Sharing a stethoscope without cleaning can introduce microorganisms from one patient to another, compromising aseptic conditions. Leaving a wound dressing exposed can lead to contamination and infection, which is contrary to aseptic technique.
6. Which of the following is an example of an aromatic compound?
- A. Ethanol
- B. Toluene
- C. Acetone
- D. Butanal
Correct answer: B
Rationale: Toluene is an aromatic compound. The other choices are not aromatic compounds.
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