ATI TEAS 7
Biology
1. What is the term for an organism with two different alleles for a gene?
- A. Homozygous
- B. Heterozygous
- C. Dominant
- D. Recessive
Correct answer: B
Rationale: An organism with two different alleles for a gene has a mixed genotype and may exhibit either the dominant or recessive trait depending on the specific gene and its alleles.
2. When she presents the nursing procedures to be followed, she refers to what type of
- A. Process
- B. Outcome
- C. Structure
- D. Criteria
Correct answer: D
Rationale: In this scenario, the person is referring to the specific standards or benchmarks that must be met when presenting nursing procedures, which aligns with the definition of 'criteria'. Criteria are the established principles or requirements that serve as a reference point for evaluation or judgment. It is essential for healthcare professionals to adhere to specific criteria when performing procedures to ensure quality care. The other options, such as 'process', 'outcome', and 'structure', do not directly relate to the standards or benchmarks being referenced in this context.
3. Identify the indirect object in the following sentence: "He gave his mother a bouquet of flowers."
- A. mother
- B. bouquet
- C. flowers
- D. gave
Correct answer: A
Rationale: The indirect object tells who or what benefits from the action of the verb.
4. The kidneys are bean-shaped organs that perform several vital functions. Which of the following is NOT a primary function of the kidneys?
- A. Filtering waste products from the blood
- B. Regulating blood pressure
- C. Producing red blood cells
- D. Maintaining water balance in the body
Correct answer: C
Rationale: The correct answer is C. While the kidneys perform multiple vital functions, such as filtering waste products from the blood, regulating blood pressure, and maintaining water balance in the body, they do not produce red blood cells. Red blood cell production occurs in the bone marrow, specifically in the spongy tissue called the red bone marrow. Therefore, the kidneys' primary functions do not include producing red blood cells.
5. What is the main component of stomach acid?
- A. Hydrochloric acid
- B. Bicarbonate
- C. Bile salts
- D. Enzymes
Correct answer: A
Rationale: Rationale: Stomach acid, also known as gastric acid, is primarily composed of hydrochloric acid. Hydrochloric acid plays a crucial role in the digestive process by helping to break down food and kill bacteria in the stomach. Bicarbonate is a base that helps neutralize stomach acid in the small intestine. Bile salts are produced by the liver and stored in the gallbladder, aiding in the digestion and absorption of fats. Enzymes are proteins that help catalyze chemical reactions in the body, including the breakdown of food molecules during digestion.
6. The K-capture process, a type of electron capture, involves the capture of an electron from which electron shell:
- A. The outermost s-orbital
- B. An inner p-orbital
- C. An inner d-orbital
- D. Any available electron shell
Correct answer: A
Rationale: The K-capture process involves the capture of an electron from the innermost electron shell, known as the K-shell. The K-shell is represented by the outermost s-orbital in an atom's electron configuration. When an electron from the K-shell is captured, it results in the transition of a proton to a neutron in the nucleus, thereby changing the atomic number of the element. Therefore, option A, 'The outermost s-orbital,' is the correct answer as it accurately describes the electron shell involved in the K-capture process.
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