You are the technician running the fMRI (functional magentic resonance imaging) machine today. You have had a patient in the machine for quite a while when you notice a sudden change in electrical activity within the RAS. What might be happening?

A. She is thinking about food.
B. She has opened her eyes and is taking in visual information.
C. She fell asleep.
D. She is moving.
E. She is talking.


Answer: B

Anatomy & Physiology

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A) It will travel to a distant target organ. B) It will wear off very quickly. C) It will block prostaglandin effects on local tissues. D) It will control cell excitation.

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Which of the following cells are responsible for nurturing sperm and controlling their development?

a. Sertoli cells b. Zygotes c. Leydig cells d. Granulosa cells

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A deer hunter lost the hearing in his right ear after his gun exploded when he tried firing it. His hearing loss is the result of damage to the ________ nerve.

A. hypoglossal B. vestibulocochlear C. glossopharyngeal D. trigeminal E. vagus

Anatomy & Physiology

While the fingers can exhibit flexion and extension and other angular motions, the thumb has much greater freedom. Why?

What will be an ideal response?

Anatomy & Physiology