Why are the cells of the macula particularly sensitive to the effects of UV light?
When light rays pass through the cornea and lens of the eye they pass through the vitreous humor and strike the rods and cones in the central portion of the retina known as the macula. The light rays may also include some ultraviolet light that is higher energy than visible light and may cause damage to the delicate cells of the retina.
You might also like to view...
Which of the following is inorganic?
A. minerals B. water C. salts D. all of the above
A person who wants to improve his or her aerobic capacity should focus on:
A) strength training. B) endurance training. C) flexibility exercise. D) muscle hypertrophy.
_________________ represents a psychological desire to eat and includes selecting particular nutrients, having a taste for specific foods, and craving specific foods in response to the sight, smell or thought of them
Fill in the blank(s) with correct word
BM is a 35 yo firefighter who has sustained major burns and smoke inhalation. He is taken to the burn unit and a consult with the registered dietitian has been ordered. HT: 6'1" WT: 180# What medication should the registered dietitian recommend as part of her plan?
a. diuretics b. oxandrolone c. megace d. vitamin A