ATI TEAS 7
ATI TEAS Practice Test Science
1. Where does glycolysis occur within the cell?
- A. Cytosol
- B. Nucleus
- C. Mitochondria
- D. Endoplasmic reticulum
Correct answer: A
Rationale: Glycolysis occurs in the cytosol, the liquid component of the cytoplasm, not in the nucleus, mitochondria, or endoplasmic reticulum. It is the initial step in cellular respiration and involves the breakdown of glucose into pyruvic acid. The process takes place in the cytosol as it does not require membrane-bound organelles like the mitochondria or endoplasmic reticulum for its completion.
2. What is the name of the strong acid produced by the stomach to help break down food?
- A. Hydrochloric acid
- B. Lactic acid
- C. Bile
- D. Fatty acid
Correct answer: A
Rationale: The correct answer is A, hydrochloric acid. The stomach produces hydrochloric acid to aid in the digestion process by breaking down food, particularly proteins. This acid is crucial for the proper absorption of nutrients in the stomach. Lactic acid is produced in muscles during intense exercise, not in the stomach. Bile is produced by the liver to assist in digestion, primarily in the small intestine, not in the stomach. Fatty acids are molecules found in fats with different functions in the body, but they are not the primary acid produced by the stomach for digestion.
3. Which of the following prefixes means 'above'?
- A. Dys-
- B. Supra-
- C. Intra-
- D. Sub-
Correct answer: B
Rationale: The correct answer is 'Supra-' as it means 'above.' 'Dys-' denotes 'bad' or 'difficult,' 'Intra-' means 'within,' and 'Sub-' indicates 'below' or 'under.' Therefore, choices A, C, and D are incorrect in the context of the question.
4. Which organ's primary role is the production of bile and other metabolic functions such as blood sugar regulation and detoxification?
- A. Gallbladder
- B. Pancreas
- C. Liver
- D. Stomach
Correct answer: C
Rationale: The correct answer is the liver. The liver is responsible for producing bile, regulating blood sugar levels, and detoxifying the blood. Bile produced by the liver is stored in the gallbladder. The pancreas primarily functions in digestion by producing enzymes and insulin, while the stomach is mainly involved in breaking down food through the secretion of gastric juices.
5. Which of the following statements is an opinion?
- A. Despite the progression of the Internet, printed media was still very popular in the forms of both fiction and non-fiction books
- B. Although some people may say that the act of reading is not complete without turning a page, sliding a finger across the screen, or pressing a button to read more onto the next page is just as satisfying to the reader
- C. With the invention of the Internet, reliance on books for information quickly changed
- D. Stories have been a part of the world since the beginning of recorded time
Correct answer: B
Rationale: Statement B is an opinion because it expresses a personal viewpoint about the act of reading and satisfaction related to different reading formats. The phrase 'just as satisfying to the reader' reflects subjective feelings and preferences rather than objective facts. Choices A, C, and D are not opinions but statements of fact. Choice A discusses the continued popularity of printed media despite the Internet's advancement. Choice C talks about the change in reliance on books due to the Internet. Choice D states the historical presence of stories in the world, which is a factual statement about the past.
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