ATI TEAS 7
Biology
1. What is the scientific name for the tear gland?
- A. Lachrymal gland
- B. Lacrimal sac
- C. Lacrimal duct
- D. Lacrimal papilla
Correct answer: A
Rationale: The lachrymal gland is the almond-shaped gland located above each eye, responsible for producing tears. Tears are a complex mixture of water, electrolytes, proteins, and other substances that help lubricate and protect the eyes from dryness and irritation.
2. Which hormone is responsible for stimulating the development of sex organs and secondary sex characteristics during puberty?
- A. Growth hormone
- B. Testosterone (in males) and Estrogen (in females
- C. Insulin
- D. Thyroid hormone
Correct answer: B
Rationale: The correct answer is B: Testosterone (in males) and Estrogen (in females). During puberty, the release of these sex hormones plays a crucial role in the development of sex organs and secondary sex characteristics. Testosterone is responsible for male characteristics like facial hair, deepening of the voice, and muscle growth, while Estrogen contributes to female features such as breast development and the widening of hips. Growth hormone primarily regulates overall growth and development, while Insulin is involved in glucose metabolism and Thyroid hormone controls metabolism and energy levels. Therefore, the correct choice is B as Testosterone and Estrogen are specifically responsible for the changes seen during puberty.
3. Which term describes the resistance of a substance to flow?
- A. Density
- B. Viscosity
- C. Conductivity
- D. Malleability
Correct answer: b
Rationale: Viscosity refers to the resistance of a substance to flow. Substances with high viscosity flow slowly, while those with low viscosity flow more easily.
4. Which phrase best describes the relationship between smart grid technologies and renewable energy integration?
- A. Competitive and incompatible, hindering each other's effectiveness.
- B. Neutral and independent, neither impacting nor relying on each other.
- C. Complementary and synergistic, enhancing each other's functionality.
- D. Substitutable and interchangeable, offering equivalent solutions.
Correct answer: C
Rationale: The passage highlights the mutually beneficial relationship between smart grids and renewables, with both working together to optimize integration.
5. Alexandra is tasked to organize the new wing of the hospital. She was given the authority to
- A. Benevolent –authoritative
- B. Consultative
- C. Exploitive-authoritative
- D. Participative
Correct answer: D
Rationale: The correct answer is D: Participative. In a participative leadership style, Alexandra would involve the team members in decision-making and encourage their input when organizing the new wing of the hospital. This approach fosters collaboration, empowers team members, and can lead to better outcomes as everyone's perspectives are considered. Benevolent-authoritative (A) involves a leader who is kind and caring but makes decisions independently. Consultative (B) involves seeking input from team members but making the final decision independently. Exploitive-authoritative (C) involves a leader who uses their authority in a self-serving or oppressive manner. In this scenario, with the task of organizing a new wing of the hospital, a participative approach would be most effective in engaging the team and utilizing their expertise.
6. What property of a wave determines the loudness of sound when heard by the human ear?
- A. Frequency
- B. Amplitude
- C. Wavelength
- D. Velocity
Correct answer: b
Rationale: The amplitude of a sound wave correlates with its perceived loudness by the human ear.
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