ATI TEAS 7
Anatomy
1. Semen, the fluid that carries sperm, is produced by which of the following structures in the male reproductive system?
- A. Testes
- B. Scrotum
- C. Prostate gland
- D. Seminal vesicles
Correct answer: D
Rationale: The correct answer is D: Seminal vesicles. Semen is a mixture of fluids produced by various structures in the male reproductive system. The seminal vesicles are responsible for producing a significant portion of the fluid in semen, which provides nutrients and protection for sperm. The testes produce sperm, but the fluid that carries sperm, known as semen, is primarily produced by the seminal vesicles. The scrotum is the external sac that houses the testes, and the prostate gland also contributes to semen production, but the seminal vesicles play a key role in producing the fluid that carries sperm.
2. The muscular chamber of the heart that receives blood from the body and pumps it to the lungs is the:
- A. Right atrium
- B. Left atrium
- C. Right ventricle
- D. Left ventricle
Correct answer: C
Rationale: The correct answer is C: Right ventricle. The right ventricle receives deoxygenated blood from the body and pumps it to the lungs for oxygenation. The right atrium receives deoxygenated blood from the body and passes it to the right ventricle. The left atrium receives oxygenated blood from the lungs and passes it to the left ventricle. The left ventricle then pumps oxygenated blood to the rest of the body. Understanding the flow of blood through the heart chambers is essential for grasping the functions of each chamber in the circulatory system.
3. Nervous tissue is responsible for
- A. Movement
- B. Protection
- C. Communication and coordination
- D. Nutrient transport
Correct answer: C
Rationale: Nervous tissue is responsible for communication and coordination within the body. This tissue includes neurons and supporting cells, which work together to transmit electrical signals and information throughout the body. Movement is primarily controlled by the muscular system, protection is the role of the immune system and skin, while nutrient transport is primarily handled by the circulatory system. Therefore, the correct answer is C: 'Communication and coordination.'
4. What is the primary factor that determines whether a solute will dissolve in a solvent?
- A. Temperature
- B. Pressure
- C. Molecular structure
- D. Particle size
Correct answer: c
Rationale: The molecular structure of the solute and solvent plays a key role in determining solubility. The other choices may influence solubility but are not the primary determining factor.
5. What literary device is used in the phrase "the lion's roar thundered across the savanna"?
- A. Simile
- B. Metaphor
- C. Hyperbole
- D. Personification
Correct answer: A
Rationale: Option A compares the roar to thunder using "like" or "as," making it a simile.
6. Which lobe of the brain is primarily responsible for processing visual information?
- A. Frontal lobe
- B. Parietal lobe
- C. Temporal lobe
- D. Occipital lobe
Correct answer: d
Rationale: The correct answer is D: Occipital lobe. The occipital lobe is located at the back of the brain and is primarily responsible for processing visual information. This area contains the primary visual cortex, which interprets signals from the eyes and processes visual stimuli such as color, shape, and motion. The frontal lobe is more involved in higher-level thinking and decision-making processes, the parietal lobe is responsible for processing sensory information and spatial awareness, and the temporal lobe is involved in memory and auditory processing. Therefore, the occipital lobe is the main region dedicated to visual processing in the brain.
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