Why do people experience an elevation of metabolic activity after smoking a cigarette?
What will be an ideal response?
The nicotine in tobacco smoke stimulates the nicotinic receptors on the ganglion cells of both the parasympathetic and sympathetic divisions of the ANS, as well as acting at the neuromuscular synapses of the sympathetic division. These receptors have a variety of responses, but usually involve increased levels of activity of the target organs.
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Surgical removal of the voice box is:
A) pharyngotomy B) pharyngectomy C) laryngectomy D) laryngoplasty
Thin sheets of bone matrix are ________.
A. lacunae B. trabeculae C. lamellae D. canaliculi E. periosteum
Research indicates that body weight is irrelevant to the development of Type II diabetes.
Answer the following statement true (T) or false (F)
The part of the brain that coordinates voluntary muscular movements is the
A. cerebellum. B. corpus callosum. C. cerebrum. D. brainstem.