Author Question: Although some hearing conditions run in families, Dawn, age 61, is experiencing an age-related ... (Read 85 times)

Shelles · **on:** Jun 22, 2018

Although some hearing conditions run in families, Dawn, age 61, is experiencing an age-related hearing condition. Dawn has __________.

A) presbyopia
B) presbycusis
C) tinnitus
D) sensorineural hearing loss

Question 2

By midlife, __________.

A) half the rods in the retina are lost
B) the cones in the retina double in size
C) the blood supply to the retina increases
D) the retina becomes thicker and more sensitive