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Nursing Elites

ATI TEAS 7

physics

1. What type of energy does a stretched rubber band possess?

Correct answer:

Rationale: When a rubber band is stretched, it stores potential energy due to its position or state.

2. Neurons, the functional units of the nervous system, belong to which tissue type?

Correct answer: D

Rationale: The correct answer is D: Nervous tissue. Neurons are specialized cells that transmit nerve impulses and are the primary components of the nervous system. Nervous tissue is made up of neurons and supporting cells called neuroglia. Neurons are responsible for processing and transmitting information throughout the body, making them a crucial part of the nervous system. Epithelial tissue (A) is primarily involved in covering and lining surfaces, connective tissue (B) supports and connects other tissues, and muscle tissue (C) is responsible for movement. Therefore, neurons belong to nervous tissue, which is specialized for communication and coordination within the body.

3. What is the process by which RNA molecules are modified after transcription but before translation?

Correct answer: B

Rationale: Rationale: A) Replication: Replication is the process by which DNA is copied to produce a new DNA molecule. This process does not involve RNA molecules. B) Splicing: Splicing is the process by which non-coding regions (introns) are removed from pre-mRNA and the remaining coding regions (exons) are joined together to form mature mRNA. This process occurs after transcription but before translation. C) Editing: While RNA molecules can undergo editing processes such as RNA editing, this term is not commonly used to describe the modification of RNA molecules after transcription. D) Packaging: Packaging refers to the process by which DNA is condensed and organized into chromatin in eukaryotic cells. This term is not typically used to describe the modification of RNA molecules after transcription.

4. What does the term "colligative property" refer to in solutions?

Correct answer: b

Rationale: Colligative properties are dependent on the number of solute particles in a solution, not their nature. The other choices do not accurately define colligative properties.

5. Which structure, located between the pons and the spinal cord, plays a crucial role in coordinating movements, maintaining balance, and posture?

Correct answer: c

Rationale: The correct answer is C: Cerebellum. The cerebellum is the structure located between the pons and the spinal cord that plays a crucial role in coordinating movements, maintaining balance, and posture. It receives information from sensory systems and integrates this input to fine-tune motor activity. The thalamus (A) is a relay station for sensory information, the medulla oblongata (B) is involved in vital functions like heartbeat and breathing, and the hypothalamus (D) regulates various metabolic processes and homeostasis. Therefore, the cerebellum is the most appropriate choice for a structure responsible for movement coordination and balance.

6. What property of matter refers to the amount of space occupied by an object and is measured in cubic units?

Correct answer: d

Rationale: Volume is the property that refers to the amount of space occupied by an object and is measured in cubic units such as cubic meters or cubic centimeters.

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