Cones have higher acuity than rods because
a. cones respond more to dim light.
b. there are three types of cones.
c. there is little convergence in the cone pathways within the retina.
d. there are more cones than rods.
e. the photopigment in the cones breaks down more rapidly than the photopigment in rods.
C
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The part of the ethmoid bone riddled with holes that provides passage for the olfactory nerves is the __________ plate.
Fill in the blank(s) with the appropriate word(s).
An immovable joint is a(n)
A) synarthrosis. B) diarthrosis. C) amphiarthrosis. D) syndesmosis. E) symphysis.
The CSF produced by the choroid plexus reaches the subarachnoid space through two lateral apertures and a single ________ in the roof of the fourth ventricle.
Fill in the blank(s) with the appropriate word(s).
Where does hemopoiesis occur?
A. Yellow bone marrow B. Endosteum C. Red bone marrow D. Epiphyseal line E. Nutrient foramina