what type of joint is found at the shoulder and hip allowing for a wide range of motion
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ATI TEAS 7

ATI TEAS Practice Test Science

1. What type of joint is found at the shoulder and hip, allowing for a wide range of motion?

Correct answer: B

Rationale: The correct answer is B: Ball-and-socket joint. A ball-and-socket joint, like the ones found at the shoulder and hip, allows for a wide range of motion. These joints provide multidirectional movement due to the rounded end of one bone fitting into the cup-like socket of another bone, enabling flexion, extension, abduction, adduction, and rotation. Choice A, Hinge joint, is incorrect because hinge joints allow movement in one plane, like a door hinge, and do not provide the wide range of motion seen at the shoulder and hip. Choice C, Pivot joint, is incorrect because pivot joints allow rotation around a single axis, such as the neck, and do not provide the same range of motion as ball-and-socket joints. Choice D, Saddle joint, is incorrect as saddle joints allow movement in multiple directions but are not as versatile or allow as wide a range of motion as ball-and-socket joints.

2. What is the stage of mitosis during which the nuclear envelope reforms?

Correct answer: C

Rationale: During telophase, the nuclear envelope reforms around the separated sister chromatids at opposite poles of the cell. This stage marks the reversal of the processes that occurred during prophase, where the nuclear envelope breaks down. Metaphase is characterized by the alignment of chromosomes along the metaphase plate in the cell's center. Cytokinesis is the final step of cell division involving cytoplasmic division to form two daughter cells, but it does not involve the reformation of the nuclear envelope. Therefore, choice C (Telophase) is the correct answer as it specifically involves the reformation of the nuclear envelope, distinguishing it from the other stages of mitosis.

3. Which of the following statements about the passage is true?

Correct answer: D

Rationale: The correct statement about the passage is that beating egg whites involves stirring them vigorously. In the provided extract, it mentions 'Beat egg white until foamy. Stir in sugar, beat again until stiff peaks form.' This process of beating the egg whites until stiff peaks form requires vigorous stirring. Choice A is incorrect because the passage does not mention using a baking rack for cooking the cookies. Choice B is incorrect as the passage provides instructions for baking the cookies in an oven. Choice C is incorrect as the passage does not emphasize the need for gentle folding when mixing in the peanut butter.

4. Which mineral is crucial for bone strength and is stored in bones and teeth?

Correct answer: A

Rationale: Calcium is crucial for bone strength as it is a major mineral stored in bones and teeth. It plays a vital role in maintaining bone density and strength, making it essential for overall bone health. Calcium is essential for various physiological functions, including muscle contraction, nerve transmission, and blood clotting. Inadequate calcium intake can lead to conditions like osteoporosis, where bones become weak and brittle. Iron (Choice B) is important for transporting oxygen in the blood, but it is not stored in bones and does not play a significant role in bone strength. Magnesium (Choice C) is essential for bone health, but it is not primarily stored in bones and teeth. Potassium (Choice D) is crucial for various physiological functions, such as fluid balance and muscle function, but it is not a major mineral stored in bones and teeth for bone strength.

5. Which type of lens focuses parallel light rays to a single point?

Correct answer: B

Rationale: A convex lens focuses parallel light rays to a single point by causing them to converge. This lens is thicker in the center than at the edges, which helps in converging the light rays. Convex lenses are commonly used for tasks like magnification and focusing due to their ability to bring distant light rays to a single focal point. Choice A, the concave lens, diverges light rays rather than converging them, making it incorrect. Choice C, the cylindrical lens, is designed to focus light along one axis rather than converging parallel light rays to a single point. Choice D, the plano lens, has no curvatures to bend or focus light rays, so it does not converge parallel light rays.

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