which of the following is the maximum volume of air that can be expelled from the lungs after maximum inhalation
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ATI TEAS 7

TEAS Practice Test Science

1. What is the maximum volume of air that can be expelled from the lungs after maximum inhalation?

Correct answer: D

Rationale: The correct answer is D, Vital capacity. Vital capacity represents the maximum volume of air that can be expelled from the lungs after a maximum inhalation. Tidal volume (Choice A) is the volume of air inspired or expired during normal breathing at rest and is not the maximum capacity. Total lung capacity (Choice B) refers to the maximum volume of air the lungs can accommodate including the residual volume, not just the expelled air. Ventilation rate (Choice C) is the rate at which air is moved in and out of the lungs, not the maximum volume of air that can be expelled.

2. What principle explains the relationship between pressure, volume, and temperature for ideal gases?

Correct answer: C

Rationale: The correct answer is the Ideal Gas Law (Choice C). The ideal gas law, PV = nRT, describes the relationship between pressure (P), volume (V), temperature (T), and the number of moles of gas (n) for an ideal gas. It states that the product of pressure and volume is directly proportional to the absolute temperature of the gas when the number of moles is held constant. This law is a fundamental principle in understanding the behavior of ideal gases. Choices A, B, and D are incorrect. The Law of conservation of energy (Choice A) pertains to the principle that energy cannot be created or destroyed; Newton's laws of motion (Choice B) describe the relationship between the motion of an object and the forces acting on it; Archimedes' principle (Choice D) deals with the buoyant force exerted on an object immersed in a fluid. These principles are not directly related to the relationship between pressure, volume, and temperature for ideal gases.

3. Which of the following is a true statement about dominance in genetics?

Correct answer: B

Rationale: In genetics, dominance refers to the relationship between two different alleles of a gene where one allele (dominant) masks the expression of another allele (recessive) in an individual's phenotype. The correct statement about dominance is that a dominant allele will always be expressed in the phenotype, even in the presence of a recessive allele. This means that if an individual has at least one dominant allele for a particular trait, that trait will be expressed. Choice A is incorrect because not all genes follow Mendel’s law of dominance; exceptions do exist. Choice C is incorrect because when two dominant alleles are present, only one will be expressed due to complete dominance. Choice D is incorrect as there can be more than three alleles for a gene, and not all genes have three or more alleles.

4. Which of the following is an example of a tissue?

Correct answer: B

Rationale: The correct answer is 'B: liver.' The liver is an example of a tissue. Tissues are groups of cells that work together to perform specific functions in the body. The liver is made up of different types of cells that work together to carry out various essential functions, such as detoxification, metabolism, and storage of nutrients. Option A (chloroplasts) refers to organelles, not tissues. Option D (hamstring) is a muscle, not a tissue. Option C (mammal) represents a higher level of organization than tissues, as it refers to a classification of organisms, not a specific tissue type.

5. Which brain area can lead to difficulty with language and speech if damaged?

Correct answer: A

Rationale: Damage to Broca's area, located in the frontal lobe of the brain, can result in difficulties with language and speech production. Broca's area is responsible for speech production and coordinating the muscles involved in speech. Damage to this area can lead to Broca's aphasia, characterized by struggles in forming words and sentences. On the other hand, damage to Wernicke's area in the temporal lobe can cause issues with language comprehension and producing meaningful language, leading to Wernicke's aphasia. The occipital lobe primarily processes visual information, while the cerebellum is responsible for coordinating movement and balance, not language and speech.

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