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Nursing Elites

ATI TEAS 7

Anatomy

1. Which type of epithelial tissue lines the inner lining of your intestines, responsible for absorption?

Correct answer: B

Rationale: The correct answer is B: Simple columnar. Simple columnar epithelial tissue is well-suited for absorption because of its single layer of tall, column-shaped cells with microvilli on the surface, increasing surface area for absorption. This type of tissue is found in the inner lining of the intestines where absorption of nutrients occurs. Stratified squamous epithelium is more protective and found in areas subject to wear and tear, like the skin. Stratified cuboidal and transitional epithelium are not typically involved in absorption processes. Therefore, simple columnar epithelial tissue is the most appropriate choice for lining the inner surface of the intestines for absorption.

2. Which preposition best completes the sentence: "She borrowed money _____ her friend."

Correct answer: B

Rationale: "From" indicates the source of the borrowed money.

3. Identify the spectator ions in the reaction: 2KCl + Pb(NO3)2 → 2KNO3 + PbCl2.

Correct answer: B

Rationale: Rationale: - In the reaction, potassium ions (K+) and chloride ions (Cl-) are present on both sides of the equation. They are not involved in the formation of the products and remain unchanged. - Lead ions (Pb2+) and nitrate ions (NO3-) are involved in the formation of the products potassium nitrate (KNO3) and lead(II) chloride (PbCl2). - Therefore, the spectator ions in this reaction are K+ and Cl-.

4. Which element is used in semiconductors like computer chips and solar panels?

Correct answer: B

Rationale: Silicon's unique properties allow it to be manipulated to conduct or not conduct electricity, making it ideal for various electronic applications.

5. Which vitamin plays a crucial role in calcium absorption in the small intestine?

Correct answer: C

Rationale: The correct answer is C: Vitamin D. Vitamin D plays a crucial role in calcium absorption in the small intestine because it helps regulate the levels of calcium and phosphorus in the body. When vitamin D is present, it stimulates the production of proteins that facilitate the absorption of calcium from the intestine into the bloodstream. Without adequate levels of vitamin D, the body struggles to absorb calcium efficiently, which can lead to weakened bones and other health issues. While vitamins A, C, and E are important for various functions in the body, they do not directly impact calcium absorption in the same way that vitamin D does.

6. What is the process by which the body reabsorbs water from the large intestine?

Correct answer: B

Rationale: Rationale: - Dehydration (Option A) refers to the condition of having insufficient water in the body, not the process of water reabsorption in the large intestine. - Osmosis (Option B) is the movement of water across a semi-permeable membrane from an area of low solute concentration to an area of high solute concentration. In the large intestine, water is reabsorbed through osmosis to maintain the body's fluid balance. - Filtration (Option C) is a process where a liquid or gas passes through a filter to separate the components. It is not the primary mechanism for water reabsorption in the large intestine. - Secretion (Option D) is the release of substances from cells, but it is not the process by which the body reabsorbs water from the large intestine. Therefore, the correct process by which the body reabsorbs water from the large intestine is

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