Logo

Nursing Elites

ATI TEAS 7

Scientific Reasoning

1. Your hypothesis predicts that exposing plants to classical music will enhance their growth. How could you design an experiment to test this hypothesis?

Correct answer: A

Rationale: To test the hypothesis that exposing plants to classical music enhances their growth, the most appropriate experimental design would be to play classical music to all plants in the greenhouse (experimental group) and compare their growth to a control group of plants that are not exposed to any music. This design allows for a direct comparison between the effects of classical music exposure on plant growth, eliminating confounding variables that may arise from individual plant preferences or different music genres.

2. After exposure to a pathogen, the immune system develops memory. What type of immune cell is responsible for this immunological memory?

Correct answer: B

Rationale: The correct answer is A: "B cells." B cells are responsible for generating immunological memory after exposure to a pathogen. When B cells encounter a pathogen, they differentiate into memory B cells, which can quickly recognize and respond to the pathogen upon subsequent exposure. These memory B cells are crucial for mounting a faster and more effective immune response, leading to a quicker clearance of the pathogen. T cells, phagocytes, and natural killer cells play important roles in the immune response, but specifically, memory B cells are responsible for immunological memory.

3. What is the name of the cartilage flap that covers the trachea during swallowing, preventing food from entering the airway?

Correct answer: A

Rationale: The correct answer is A: Epiglottis. The epiglottis is a cartilage flap located at the base of the tongue that covers the trachea during swallowing. Its main function is to prevent food or liquid from entering the airway and instead directs them towards the esophagus. The glottis (option B) is the space between the vocal cords in the larynx, not a cartilage flap. The larynx (option C) is the voice box located in the throat, and the pharynx (option D) is the throat cavity connecting the mouth and the esophagus. Understanding the role of the epiglottis in protecting the airway during swallowing is crucial for maintaining proper respiratory function.

4. Which type of epithelium lines the inner surface of blood vessels?

Correct answer: A

Rationale: The correct answer is A. Simple squamous epithelium lines the inner surface of blood vessels due to its thin structure and ability to facilitate easy diffusion of gases and nutrients between blood and surrounding tissues. This type of epithelium is well suited for areas where rapid exchange of materials is important, such as the lining of blood vessels. Simple columnar epithelium is typically found in areas where absorption and secretion occur, like the lining of the intestines. Stratified squamous epithelium is more commonly found in areas subject to wear and tear, such as the skin. Stratified columnar epithelium is not typically found in the inner surface of blood vessels, making it an incorrect choice.

5. What is the main idea of the following passage: "The internet has revolutionized communication, allowing people to connect instantly from anywhere in the world. Social media platforms, like Facebook and Twitter, have further amplified this connectivity, enabling individuals to share information and ideas on a global scale."

Correct answer: C

Rationale: The passage emphasizes the transformative impact of the internet and social media on communication.

6. What is the process by which muscle tissue wastes away due to disuse or lack of nutrients?

Correct answer: B

Rationale: The correct answer is B: Atrophy. Atrophy is the process by which muscle tissue wastes away due to disuse or lack of nutrients. When muscles are not regularly used or do not receive enough nutrients, they can decrease in size and strength. Hypertrophy, on the other hand, refers to the increase in muscle size and strength through exercise and proper nutrition. Fibrosis is the formation of excess fibrous connective tissue in an organ or tissue, leading to scarring. Rigor mortis is a temporary stiffening of muscles that occurs after death. Therefore, in this context, atrophy best describes the wasting away of muscle tissue due to disuse or lack of nutrients.

Similar Questions

What is the process by which muscle tissue wastes away due to disuse or lack of nutrients?
What is the best way to punctuate the dialogue "Are you coming?" she asked. "Maybe," I replied.
What is the purpose of the periosteum, the tough outer layer of bone?
Which of the following is TRUE about functional nursing?
What is the main verb tense in the following sentence? "She had already left before I arrived."
Which neurotransmitter is associated with pleasure, reward, and motivation, and is often implicated in conditions such as addiction?

Access More Features

ATI TEAS Premium Plus
$149.99/ 90 days

  • Actual ATI TEAS 7 Questions
  • 3,000 questions with answers
  • 90 days access

ATI TEAS Basic
$1/ 30 days

  • 3,000 Questions with answers
  • 30 days access

Other Courses