ATI TEAS 7
Anatomy
1. Which of the following is the primary function of the ovaries in the female reproductive system?
- A. Transport sperm to the uterus
- B. Produce milk for feeding offspring
- C. Produce eggs (ova)
- D. Regulate urination
Correct answer: C
Rationale: The primary function of the ovaries in the female reproductive system is to produce eggs (ova). Ovaries are responsible for the production and release of eggs during the menstrual cycle, which can be fertilized by sperm to form a zygote. This process is essential for reproduction and the continuation of the species. Options A, B, and D are incorrect as transporting sperm to the uterus is the role of the fallopian tubes, producing milk for feeding offspring is the function of the mammary glands, and regulating urination is controlled by the bladder and associated muscles, not the ovaries.
2. Vaccines work by:
- A. Directly killing pathogens
- B. Introducing weakened or inactive versions of pathogens to trigger immune response
- C. Stimulating production of specific antibodies immediately
- D. None of the above
Correct answer: B
Rationale: The correct answer is B: Introducing weakened or inactive versions of pathogens to trigger an immune response. Vaccines work by exposing the immune system to a harmless version of a pathogen, which allows the body to recognize and develop a defense against the pathogen without causing illness. This process stimulates the immune system to produce memory cells that can quickly recognize and attack the pathogen if encountered in the future. Vaccines do not directly kill pathogens (option A) or immediately stimulate the production of specific antibodies (option C). Therefore, option B is the most accurate description of how vaccines work.
3. What is the process of removing waste products from the cell called?
- A. Exocytosis
- B. Endocytosis
- C. Phagocytosis
- D. Pinocytosis
Correct answer: A
Rationale: Rationale: A) Exocytosis is the process by which cells expel waste products or other substances by fusing a vesicle containing the waste with the cell membrane, releasing its contents outside the cell. This process is essential for maintaining cellular homeostasis by removing waste products from the cell. B) Endocytosis is the process by which cells take in substances by engulfing them in a vesicle formed from the cell membrane. This process is the opposite of exocytosis and is used to bring substances into the cell. C) Phagocytosis is a type of endocytosis where cells engulf solid particles or other cells to form a vesicle called a phagosome. This process is used by immune cells to engulf and destroy pathogens. D) Pinocytosis is a type of endocytosis where cells engulf fluids and dissolved solutes. This process allows cells to take in nutrients and
4. What type of clause is "as the sun dipped below the horizon" in the sentence "We sat on the beach, as the sun dipped below the horizon"?
- A. Independent clause
- B. Subordinate clause
- C. Appositive clause
- D. Noun clause
Correct answer: B
Rationale: The clause "as the sun dipped below the horizon" provides additional information about the main clause "We sat on the beach," making it a subordinate clause.
5. The author most likely included information about the Silk Road to...
- A. Introduce a famous tourist destination.
- B. Explain the architectural style of Petra.
- C. Emphasize the historical context of the city.
- D. Compare Petra to other ancient trade centers.
Correct answer: C
Rationale: The Silk Road directly impacts Petra's history and prosperity, making it relevant to the historical context
6. Which type of waves do not require a medium for propagation?
- A. Transverse waves
- B. Longitudinal waves
- C. Electromagnetic waves
- D. Surface waves
Correct answer: c
Rationale: Electromagnetic waves (such as light or radio waves) can travel through a vacuum as they do not require a medium.
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