Neuroendocrine cells are best described as which of the following?
A. They are endocrine cells that have evolved from neurons.
B. They are neurons that release hormones into the bloodstream.
C. They are endocrine cells that respond to neurotransmitters.
D. They are neurons whose activity is regulated by hormones.
E. They are neurons that regulate secretion by endocrine glands.
Answer: B
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Where is the subdural space?
a) E b) F c) G d) H e) I
Axons of the corticospinal tract cross the brainstem at the
A. middle cerebellar peduncle of the pons. B. decussation of the pyramids in the medulla oblongata. C. primary fissure of the cerebellum. D. cerebral aqueduct of the midbrain. E. hypoglossal canal.
Answer the following statements true (T) or false (F)
1. Obese individuals typically display increased anterior pelvic tilt and lumbar lordosis. 2. Backing up a car has been identified as an activity of daily living which requires extreme range of motion in the cervical region. 3. A slight forward lean during sitting increases the load on the spine. 4. To minimize postural adaptations, a back pack load should be as high as possible near the shoulders. 5. Lumbar spondylolysis is more prevalent in men than women.
In some cases the epiphyseal plate of the long bones of children closes too early. What might be the cause?
A) overproduction of thyroid hormone B) elevated levels of sex hormones C) too much vitamin D in the diet D) osteoblast activity exceeds osteoclast activity