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Nursing Elites

ATI TEAS 7

physics

1. What happens to the kinetic energy of an object when its velocity is doubled?

Correct answer: c

Rationale: Kinetic energy is directly proportional to the square of an object's velocity.

2. Identify the subject in the following sentence: "The red car parked in the driveway."

Correct answer: C

Rationale: The subject is the noun or pronoun performing the action or being described in the sentence.

3. Which part of the neuron receives signals from other neurons and conducts them toward the cell body?

Correct answer: b

Rationale: The correct answer is B: Dendrite. Dendrites are the part of the neuron that receive signals from other neurons and conduct them toward the cell body. They have numerous branches and are covered in synapses, allowing them to receive signals from multiple neurons. The axon, on the other hand, conducts signals away from the cell body towards other neurons or to muscles or glands. The synapse is the junction between two neurons where communication occurs, and the myelin sheath is a fatty layer that insulates and speeds up the conduction of electrical impulses along the axon. Therefore, the dendrite is specifically designed to receive and integrate incoming signals, making it the correct answer in this case.

4. The author likely intended to use the phrase "interconnected sensors" to emphasize...

Correct answer: B

Rationale: "Interconnected" highlights the integration and communication between sensors, indicating a complex network approach.

5. Which type of muscle is characterized by involuntary contractions, is striated, and is primarily found in the heart?

Correct answer: C

Rationale: The correct answer is C: Cardiac muscle. Cardiac muscle is characterized by involuntary contractions, meaning it contracts without conscious control. It is striated, which refers to the striped appearance of muscle fibers under a microscope. Cardiac muscle is primarily found in the heart, where it plays a crucial role in pumping blood throughout the body. Skeletal muscle (option A) is also striated but is under voluntary control. Smooth muscle (option B) is non-striated and found in organs like the intestines. Elastic muscle (option D) is not a recognized type of muscle tissue.

6. Dietary fiber, although not fully digested by the body, plays a crucial role in digestion. What is one of the main benefits of consuming sufficient dietary fiber?

Correct answer: C

Rationale: Consuming sufficient dietary fiber promotes satiety and gut health. Fiber adds bulk to the diet, which helps you feel full and satisfied after meals, reducing overeating. Additionally, fiber helps regulate bowel movements by promoting healthy digestion and preventing constipation. It also feeds beneficial gut bacteria, supporting a healthy gut microbiome. While fiber does not provide energy like carbohydrates, it is essential for overall digestive health and can help prevent various chronic diseases.

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