ATI TEAS 7
anatomy
1. Which blood vessels carry oxygenated blood from the heart to the rest of the body?
- A. Pulmonary arteries
- B. Pulmonary veins
- C. Systemic arteries
- D. Systemic veins
Correct answer: C
Rationale: The correct answer is C: Systemic arteries. Systemic arteries carry oxygenated blood from the heart to the rest of the body, delivering vital nutrients and oxygen to tissues and organs. Pulmonary arteries carry deoxygenated blood from the heart to the lungs for oxygenation. Pulmonary veins carry oxygenated blood from the lungs back to the heart. Systemic veins return deoxygenated blood from the body to the heart. It's important to differentiate between pulmonary and systemic vessels in understanding the circulation of blood throughout the body.
2. What is the relationship between work and energy?
- A. Work is the rate of energy transfer
- B. Work and energy are the same concepts
- C. Work is the result of energy
- D. Work changes an object's energy from one form to another
Correct answer: d
Rationale: Work is the process that changes an object's energy from one form to another or transfers it from one object to another.
3. During embryonic development, all tissues originate from
- A. Epithelial tissue only
- B. Muscle tissue only
- C. Connective tissue only
- D. Embryonic germ layers
Correct answer: D
Rationale: During embryonic development, all tissues originate from the three primary embryonic germ layers: ectoderm, mesoderm, and endoderm. These layers give rise to all the different types of tissues found in the body. The ectoderm forms the skin and nervous system, the mesoderm gives rise to muscle, bone, and connective tissues, while the endoderm develops into the lining of the digestive and respiratory systems. Therefore, option D is the correct answer as it encompasses the comprehensive origin of all tissues in the body during embryonic development.
4. How is the density of a substance calculated?
- A. Mass / Volume
- B. Volume / Mass
- C. Mass x Volume
- D. None of the above
Correct answer: A
Rationale: Density is the mass per unit volume of a substance.
5. What happens to the force of gravity between two objects when the distance between them is doubled?
- A. ) The force increases by a factor of 2
- B. The force increases by a factor of 4
- C. The force decreases by a factor of 2
- D. The force decreases by a factor of 4
Correct answer: d
Rationale: According to the inverse square law of gravity, the force of gravity decreases by a factor of 4 when the distance between two objects is doubled.
6. Identify the determiner in the following sentence: A few birds chirped happily in the branches of the tall tree.
- A. happily
- B. ranches
- C. few
- D. tree
Correct answer: C
Rationale: Determiners specify the quantity or identity of a noun. "Few" indicates the number of birds.
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