ATI TEAS 7
Anatomy
1. The intricate network of blood vessels responsible for transporting blood throughout the body is the:
- A. Lymphatic system
- B. Circulatory system
- C. Nervous system
- D. Respiratory system
Correct answer: B
Rationale: The correct answer is B: Circulatory system. The circulatory system is responsible for transporting blood, oxygen, nutrients, and other substances throughout the body. It consists of the heart, blood vessels (arteries, veins, and capillaries), and blood. The lymphatic system (A) is a separate system that helps to maintain fluid balance in the body and plays a role in the immune response. The nervous system (C) is responsible for transmitting signals between different parts of the body and the brain. The respiratory system (D) is responsible for the exchange of oxygen and carbon dioxide in the body through breathing. In this question, the circulatory system is specifically mentioned as the network of blood vessels responsible for transporting blood, making it the correct answer.
2. What happens to the wavelength of a wave when its frequency increases while the speed remains constant?
- A. Wavelength increases
- B. Wavelength decreases
- C. Wavelength remains the same
- D. Wavelength becomes zero
Correct answer: b
Rationale: When the frequency of a wave increases while the speed remains constant, the wavelength decreases.
3. What is the main concern the author raises about AI?
- A. Its limitations in achieving true intelligence and emulating human consciousness.
- B. Its potential for misuse in warfare and autonomous weapons systems.
- C. Its detrimental impact on the environment and resource consumption.
- D. Its ethical implications related to bias, privacy, and job displacement.
Correct answer: D
Rationale: The passage explicitly mentions concerns about bias, privacy, and job displacement, making D the main concern highlighted.
4. Which of the following is the main organ responsible for producing antibodies?
- A. Thymus gland
- B. Spleen
- C. Bone marrow
- D. Lymph nodes
Correct answer: C
Rationale: Rationale: Antibodies are proteins produced by specialized white blood cells called B lymphocytes (B cells). These B cells mature in the bone marrow, where they undergo a process of differentiation and maturation to become plasma cells that secrete antibodies. The bone marrow is the primary site for the production of B cells and antibodies in the immune system. The thymus gland is responsible for the maturation of T lymphocytes (T cells), not antibody production. The spleen and lymph nodes play roles in filtering and trapping pathogens but are not the main organs responsible for producing antibodies.
5. The student studies diligently for her upcoming exam. Which word is the plural form of "study"?
- A. studies
- B. studying
- C. studied
- D. studier
Correct answer: C
Rationale: The plural form of a noun refers to more than one of that thing.
6. What is the purpose of the periosteum, the tough outer layer of bone?
- A. Produces red blood cells
- B. Provides protection and nourishment to bone
- C. Forms the joint surface
- D. Stores minerals
Correct answer: B
Rationale: The correct answer is B: 'Provides protection and nourishment to bone.' The periosteum is a tough outer layer of bone that serves multiple functions. It provides protection by acting as a barrier against infections and injuries. Additionally, the periosteum contains blood vessels that supply nutrients to the bone cells, aiding in bone growth, repair, and maintenance. While red blood cells are produced in the bone marrow, not in the periosteum, the periosteum's primary role is to support the overall health and integrity of the bone structure.
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