Prostaglandins are locally acting chemical messengers derived from the plasma-membrane component called ____________________
Fill in the blank(s) with correct word
arachidonic acid
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The pneumotaxic center of the pons
A) sets the at-rest respiratory pattern. B) prolongs inspiration. C) modifies the rate and depth of breathing. D) suppresses the expiratory center in the medulla. E) stimulates the dorsal respiratory group.
This figure shows neuron pathways and nuclei locations. What type of nuclei does number 1 indicate?
A. Somatic motor nuclei B. Autonomic motor nuclei C. Visceral sensory nuclei D. Somatic sensory nuclei E. None of the choices is correct
Two nets can be used to capture a fish
Indicate whether the statement is true or false
What features of the elpistostegalid fishes lead us to infer that they were shallow-water forms?
What will be an ideal response?