Why are the bodies of the lumbar vertebrae so large?
What will be an ideal response?
The lumbar vertebrae must support a great deal more weight than do vertebrae that are superior in the spinal column. The large vertebral bodies allow the weight to be distributed over a larger area.
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In both ON and OFF visual pathways, light stimulates the release of glutamate onto bipolar cells.
Answer the following statement true (T) or false (F)
List the eleven organ systems of the human body
What would be an ideal response?
Cytoskeletal structures that are not found in all cell types are
A) intermediate filaments. B) myofibrils. C) microtubules. D) microfilaments.
An increase in cardiac sympathetic activity ____________________ the velocity of impulse conduction through the heart
Fill in the blank(s) with correct word