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Nursing Elites

ATI TEAS 7

Chemistry

1. 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-.

2. What is the process of converting simple sugars into complex carbohydrates called?

Correct answer: B

Rationale: Rationale: A) Glycolysis is the process of breaking down glucose into pyruvate to produce energy. B) Gluconeogenesis is the process of synthesizing glucose from non-carbohydrate sources, such as amino acids or glycerol. C) The Krebs cycle, also known as the citric acid cycle, is a series of chemical reactions that generate energy through the oxidation of acetyl-CoA derived from carbohydrates, fats, and proteins. D) Oxidative phosphorylation is the final stage of cellular respiration where ATP is produced using energy derived from the electron transport chain.

3. How do you spell the past participle of the verb "lie" (to recline)?

Correct answer: B

Rationale: The past participle of "lie" (to recline) is "lain," not "lied," which is the past tense.

4. Nervous tissue is responsible for

Correct answer: C

Rationale: Nervous tissue is responsible for communication and coordination within the body. This tissue includes neurons and supporting cells, which work together to transmit electrical signals and information throughout the body. Movement is primarily controlled by the muscular system, protection is the role of the immune system and skin, while nutrient transport is primarily handled by the circulatory system. Therefore, the correct answer is C: 'Communication and coordination.'

5. A kite has a top base of 20cm, a bottom base of 30cm, and two equal side lengths of 15cm. What is its perimeter?

Correct answer: C

Rationale: Add the lengths of all sides: perimeter = top base + bottom base + 2 * side length = 20cm + 30cm + 2 * 15cm = 70cm.

6. Semen, the fluid that carries sperm, is produced by which of the following structures in the male reproductive system?

Correct answer: D

Rationale: The correct answer is D: Seminal vesicles. Semen is a mixture of fluids produced by various structures in the male reproductive system. The seminal vesicles are responsible for producing a significant portion of the fluid in semen, which provides nutrients and protection for sperm. The testes produce sperm, but the fluid that carries sperm, known as semen, is primarily produced by the seminal vesicles. The scrotum is the external sac that houses the testes, and the prostate gland also contributes to semen production, but the seminal vesicles play a key role in producing the fluid that carries sperm.

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