ATI TEAS 7
Biology
1. What is the scientific study of the relationships between organisms and their environment?
- A. Zoology
- B. Botany
- C. Ecology
- D. Genetics
Correct answer: C
Rationale: Rationale: A) Zoology is the scientific study of animals. B) Botany is the scientific study of plants. C) Ecology is the scientific study of the relationships between organisms and their environment, including the interactions between living organisms and their physical surroundings. D) Genetics is the scientific study of genes, heredity, and variation in living organisms, which is not directly related to the relationships between organisms and their environment.
2. Diabetes mellitus is a chronic condition affecting blood sugar control. What is the main type of hormone deficiency associated with type 1 diabetes?
- A. Insulin
- B. Glucagon
- C. Estrogen
- D. Testosterone
Correct answer: A
Rationale: The correct answer is A: "Insulin." In type 1 diabetes, the main type of hormone deficiency is insulin. Insulin is produced by the pancreas and is crucial for regulating blood sugar levels by helping cells absorb glucose. In individuals with type 1 diabetes, the immune system mistakenly attacks and destroys insulin-producing beta cells in the pancreas, leading to a deficiency of insulin. This results in uncontrolled high blood sugar levels, which can have serious consequences if not managed properly. Glucagon, estrogen, and testosterone do not play a primary role in the hormone deficiency associated with type 1 diabetes.
3. Which of the following is TRUE about functional nursing?
- A. Concentrates on tasks and activities
- B. Emphasizes use of group collaboration
- C. One-to-one nurse-patient ratio
- D. Provides continuous, coordinated and comprehensive nursing services
Correct answer: B
Rationale: The correct answer is B: "Emphasizes use of group collaboration." Functional nursing is a task-oriented approach where team members specialize in specific tasks or activities. In this model, nurses work together in groups to provide care to a larger number of patients efficiently. This differs from the one-to-one nurse-patient ratio (C) and the continuous, coordinated, and comprehensive nursing services (D). While functional nursing concentrates on tasks (A), the key feature emphasized in this care delivery model is the use of group collaboration to provide care effectively.
4. Which of the following sentences uses the most formal language?
- A. The movie was awesome!
- B. The film did not meet my expectations.
- C. I found the cinematic experience to be unsatisfactory.
- D. The flick was pretty bad.
Correct answer: C
Rationale: The sentence uses more complex vocabulary ("cinematic experience") and avoids slang ("awesome," "flick").
5. What is the process of cells restoring damaged or lost tissues called?
- A. Cell division
- B. Cell differentiation
- C. Cell growth
- D. Cell regeneration
Correct answer: D
Rationale: Rationale: A) Cell division refers to the process by which a cell divides into two daughter cells. B) Cell differentiation is the process by which cells become specialized for specific functions. C) Cell growth is the increase in cell size or number. D) Cell regeneration is the process of cells restoring damaged or lost tissues by replacing or repairing the damaged cells. This process is essential for healing wounds and maintaining tissue integrity.
6. What is the name for the smallest amount of an element that can exist independently and retain its chemical properties?
- A. Molecule
- B. Atom
- C. Compound
- D. Mixture
Correct answer: A
Rationale: An atom is the fundamental building block of an element, consisting of a nucleus and electrons.
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