A) 3.1 B) 2.7 C) 2.1 D) 1.8
Answer: C
Clouding of the crystalline lens of the eye is known as
A. vascular sclerosis B. senile macular degeneration C. senile miosis D. cataracts E. presbyopia
REM sleep is divided into three stages
Indicate whether this statement is true or false.
