Direct stimulation of neurons within the dorsal respiratory group would cause an increase in the frequency of action potential in the
A. glossopharyngeal nerve that innervates the pharyngeal muscles.
B. phrenic nerve that innervates the diaphragm.
C. vagus nerve that innervates the smooth muscle of the bronchioles.
D. intercostal nerves to internal intercostals muscles.
E. intercostal nerves to external intercostals muscles.
B
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The complement system works closely with and complements the action of
A) interferons. B) antibodies. C) pyrogens. D) phagocytes. E) microphages.
It is believed that the group of channels responsible for sensing osmotic stress evolved first. This group of channels are
a. mechanically gated. b. ion gated. c. voltage-gated. d. ligand-gated. e. receptor-activated.
A bipolar neuron has which of the following?
A. One axon and one dendrite arising from the neurosoma B. Two axons arising from the neurosoma C. Two neurosomas D. Two dendrites arising from the neurosoma E. Two axons and multiple dendrites arising from the neurosoma
What type of organic molecule must undergo transamination prior to being used for ATP synthesis?
A) glucose B) fatty acids C) amino acids D) glycerol