The ventral and dorsal rami are branches of _____.
a. a spinal nerve
b. spinal plexuses
c. the spinal cord
Ans: a. a spinal nerve
You might also like to view...
The following structures of the mammalian nervous system, from posterior to anterior are laid out in the following order:
A) Spinal cord, medulla oblongata, pons, cerebellum. B) Spinal cord, pons, cerebellum, medulla oblongata. C) Medulla oblongata, spinal cord, cerebellum, pons. D) Pons, cerebellum, spinal cord, medulla oblongata.
The "dark current" of photoreceptors refers to
A. the exit of Na+ and Ca2+ out of the cell when light is not hitting the cell. B. the entry of Na+ and Ca2+ into the cell when light is not hitting the cell. C. the entry of K+ into the cell when light is not hitting the cell. D. the exit of K+ out of the cell when light is not hitting the cell.
What units of light stimulate photoreceptor cells in the retina?
What will be an ideal response?What will be an ideal response?
The principal cation in cytoplasm is
A) sodium. B) potassium. C) calcium. D) magnesium. E) chloride.