Which structure and its secretion are correctly matched?
- A. prostate - fibrinolysin
- B. bulbourethral gland - thick, acidic fluid
- C. epididymis - testosterone
- D. seminal vesicles - fructose
Correct Answer: D
Rationale: The seminal vesicles are correctly matched with fructose because they secrete a fluid rich in fructose, which provides energy for sperm motility. This fluid makes up a significant portion of semen and is essential for sperm survival and function. The other options are incorrect because they do not accurately describe the secretions of the respective structures.
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The presence of hemianesthesia, hemianopia & sensory hemiataxia suggests damage to the following:
- A. internal capsule
- B. thalamus opticus
- C. spinal cord
- D. black substance
Correct Answer: B
Rationale: Thalamus opticus is the correct answer because it is a key relay station for sensory information, including pain, temperature, and visual signals. Damage to the thalamus can result in hemianesthesia (sensory loss on one side), hemianopia (visual field loss on one side), and sensory hemiataxia (loss of coordination on one side) due to disrupted sensory processing.
Sally has a brain injury; she knows what she wants to say but can't vocalize the words. The part of her brain that deals with the ability to speak is the:
- A. longitudinal fissure
- B. gyrus
- C. central sulcus
- D. Broca's area
Correct Answer: D
Rationale: Broca's area, located in the frontal lobe, is responsible for speech production. Damage to this area results in Broca's aphasia, where the individual knows what they want to say but cannot vocalize the words. Thus, D is the correct answer.
Which assessment finding may indicate a stroke?
- A. Sudden weakness on one side of the body, difficulty speaking, or confusion.
- B. Steady gait and normal muscle strength.
- C. Clear, intact sensation in all extremities.
- D. Symmetrical deep tendon reflexes.
Correct Answer: A
Rationale: Sudden weakness, difficulty speaking, or confusion are hallmark signs of a stroke. Steady gait, intact sensation, and symmetrical reflexes are normal findings.
What type of diet is recommended for people with seizures or epilepsy?
- A. high carbohydrate diet
- B. fruit-only diet
- C. ketogenic diet
- D. low-fat diet
Correct Answer: C
Rationale: The ketogenic diet is a high-fat, low-carbohydrate diet that has been shown to reduce seizure frequency in some individuals with epilepsy, particularly those who do not respond well to medication. It works by altering the body's metabolism to produce ketones, which may have anticonvulsant effects.
Which type of seizure is most likely to cause death for the patient?
- A. Subclinical seizures
- B. Myoclonic seizures
- C. Psychogenic seizures
- D. Tonic-clonic status epilepticus
Correct Answer: D
Rationale: Status epilepticus is a life-threatening condition requiring immediate intervention