ATI TEAS 7
Biology
1. What is the stage of mitosis during which the nuclear envelope reforms?
- A. Prophase
- B. Metaphase
- C. Telophase
- D. Cytokinesis
Correct answer: C
Rationale: Rationale: - Prophase is the stage of mitosis where the nuclear envelope breaks down, allowing the chromosomes to condense and become visible. - Metaphase is the stage where the chromosomes line up along the metaphase plate in the middle of the cell. - Telophase is the stage where the nuclear envelope reforms around the separated sister chromatids at opposite poles of the cell. - Cytokinesis is the final stage of cell division where the cytoplasm divides to form two daughter cells, but it is not directly related to the reformation of the nuclear envelope.
2. What is the term for the maximum amount of solute that can dissolve in a solvent at a specific temperature and pressure?
- A. Molarity
- B. Solubility
- C. Concentration
- D. Saturation
Correct answer: b
Rationale: Solubility is the maximum amount of solute that can dissolve in a solvent at a specific temperature and pressure. The other choices do not accurately define solubility.
3. What property of a wave determines its speed in a given medium?
- A. Amplitude
- B. Wavelength
- C. Frequency
- D. Medium's properties
Correct answer: d
Rationale: The speed of a wave is determined by the properties of the medium it travels through.
4. What is the scientific term for the windpipe, a tube that carries air from the larynx to the bronchi?
- A. Pharynx
- B. Trachea
- C. Epiglottis
- D. Bronchiole
Correct answer: B
Rationale: The correct answer is B: Trachea. The trachea is the scientific term for the windpipe, which is a tube that carries air from the larynx to the bronchi. The pharynx is the throat area where the mouth and nasal passages meet. The epiglottis is a flap of tissue that covers the trachea during swallowing to prevent food from entering the airway. Bronchioles are smaller airway branches in the lungs. Therefore, the trachea best fits the description of a tube carrying air from the larynx to the bronchi.
5. Which of the following statements refers to criteria?
- A. Agreed on level of nursing care
- B. Characteristics used to measure the level of nursing care
- C. Step-by-step guidelines
- D. Statement which guide the group in decision making and problem solving
Correct answer: B
Rationale: Criteria are specific characteristics or standards used to evaluate or measure the quality or level of something. In this case, statement B, 'Characteristics used to measure the level of nursing care,' correctly refers to criteria because it highlights the specific attributes that are used to assess the quality or level of nursing care provided. The other options do not directly address the concept of criteria. Option A describes an agreed-upon level of care but does not specifically refer to criteria. Option C describes step-by-step guidelines, which are more related to processes or procedures. Option D mentions statements that guide decision-making and problem-solving, which are not necessarily criteria. Therefore, option B is the most appropriate choice as it directly aligns with the definition and concept of criteria.
6. Which of the following organs is responsible for churning and mechanically breaking down food?
- A. Small intestine
- B. Large intestine
- C. Stomach
- D. Esophagus
Correct answer: C
Rationale: Rationale: The stomach is responsible for churning and mechanically breaking down food. It contains muscles that contract and relax to mix food with digestive juices, breaking it down into smaller particles. This mechanical digestion process helps prepare the food for further digestion and absorption in the small intestine. The small intestine is primarily responsible for the absorption of nutrients, the large intestine absorbs water and salts, the esophagus is a muscular tube that transports food from the mouth to the stomach.
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