ATI TEAS 7
ati teas 7 science Questions
Question 1 of 5
What is the scientific term for inflammation of the bronchi, often associated with a cough and mucus production?
Correct Answer: B
Rationale: The correct answer is B: Bronchitis. Bronchitis is the inflammation of the bronchi, leading to symptoms like cough and mucus production. Pneumonia (A) is an infection in the lungs, not specifically inflammation of the bronchi. Emphysema (C) is a chronic lung condition characterized by damaged air sacs in the lungs, not bronchial inflammation. Pleurisy (D) is inflammation of the lining of the lungs, not the bronchi. Therefore, based on the symptoms described, bronchitis is the most suitable term for inflammation of the bronchi.
Question 2 of 5
What is the breakdown product of creatine phosphate, an energy source used for short bursts of muscle activity?
Correct Answer: B
Rationale: The correct answer is B: Lactic acid. When creatine phosphate is used as an energy source for short bursts of muscle activity, it is rapidly broken down into creatine and phosphate. The breakdown of creatine phosphate leads to the production of lactic acid through anaerobic glycolysis. Lactic acid accumulation causes muscle fatigue during intense exercise. A: Glucose is not the breakdown product of creatine phosphate. Glucose is a common fuel for cellular respiration but is not directly produced from creatine phosphate breakdown. C: Carbon dioxide is not the breakdown product of creatine phosphate. Carbon dioxide is produced during the Krebs cycle in aerobic respiration, not from the breakdown of creatine phosphate. D: Creatine is not the breakdown product of creatine phosphate. Creatine is one of the compounds formed when creatine phosphate is broken down, but it is not the final breakdown product.
Question 3 of 5
What is the scientific study of the relationships between organisms and their environment?
Correct Answer: C
Rationale: The correct answer is C: Ecology. Ecology is the scientific study of the relationships between organisms and their environment. It focuses on the interactions between living organisms and their surroundings. Zoology (A) is the study of animals, Botany (B) is the study of plants, and Genetics (D) is the study of genes and heredity, which are not directly related to the relationships between organisms and their environment. Therefore, Ecology is the most appropriate choice for this question.
Question 4 of 5
An object is moving in a circle at constant speed. Is there a net force acting on it?
Correct Answer: D
Rationale: Step 1: Given the object is moving in a circle at a constant speed, it experiences centripetal acceleration towards the center. Step 2: According to Newton's first law, an object in motion stays in motion unless acted upon by a net force. Step 3: The only force causing the object to change its direction is the centripetal force. Step 4: Therefore, the net force acting on the object is required to continuously change its direction. Summary: Choice A is incorrect because the net force is not always present. Choice B is incorrect as centripetal force acts on the object. Choice C is incorrect as speed can be constant in circular motion.
Question 5 of 5
What are the constituents of an atomic nucleus?
Correct Answer: B
Rationale: The correct answer is B: Protons and neutrons only. Electrons are not found in the nucleus, as they orbit around the nucleus in electron shells. Protons and neutrons are the subatomic particles found within the nucleus of an atom. Protons have a positive charge, while neutrons are neutral. The nucleus contains almost all of the atom's mass and is positively charged due to the presence of protons. Choice A is incorrect because electrons are not part of the nucleus. Choice C is incorrect because electrons are not present in the nucleus. Choice D is incorrect as protons and neutrons are indeed constituents of the atomic nucleus.
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