Photoreceptors that convey our ability to see color are
A) rods.
B) cones.
C) amacrine cells.
D) horizontal cells.
E) bipolar cells.
B
Anatomy & Physiology
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The closed foramen ovale becomes the _____ after birth
A. fossa ovalis B. ligamentum ovale C. ligamentum venosum D. ligamentum arteriosum E. valves
Anatomy & Physiology
In the slow block to polyspermy, sperm penetration releases an inflow of ________, which in turn stimulates the ________
A) K+; zona pellucida B) Ca2+; fertilization membrane C) Na+; fertilization membrane D) Ca2+; cortical reaction E) Cl-; corona radiata
Anatomy & Physiology
SA nodal cells are autorhythmic.
Answer the following statement true (T) or false (F)
Anatomy & Physiology
The formation of thick calluses from manual labor is an example of fibrosis.
Answer the following statement true (T) or false (F)
Anatomy & Physiology