Author Question: Specialized __________ cells function as receptors for gradual changes in illumination. These ... (Read 67 times)

tuffie

  • Hero Member
  • *****
  • Posts: 534
Specialized __________ cells function as receptors for gradual changes in illumination. These receptors contain melanopsin and play a role in regulating circadian cycles.
 
  Fill in the blank with the appropriate word.

Question 2

Studies of encephalitis lethargica provided the first evidence that the posterior __________ and surrounding area plays a role in the maintenance of wakefulness.
 
  Fill in the blank with the appropriate word.



jamesnevil303

  • Sr. Member
  • ****
  • Posts: 337
Answer to Question 1

Answer: retinal ganglion

Answer to Question 2

Answer: hypothalamus



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

About one in five American adults and teenagers have had a genital herpes infection—and most of them don't know it. People with genital herpes have at least twice the risk of becoming infected with HIV if exposed to it than those people who do not have genital herpes.

Did you know?

An identified risk factor for osteoporosis is the intake of excessive amounts of vitamin A. Dietary intake of approximately double the recommended daily amount of vitamin A, by women, has been shown to reduce bone mineral density and increase the chances for hip fractures compared with women who consumed the recommended daily amount (or less) of vitamin A.

Did you know?

The heart is located in the center of the chest, with part of it tipped slightly so that it taps against the left side of the chest.

Did you know?

Medication errors are three times higher among children and infants than with adults.

Did you know?

Many people have small pouches in their colons that bulge outward through weak spots. Each pouch is called a diverticulum. About 10% of Americans older than age 40 years have diverticulosis, which, when the pouches become infected or inflamed, is called diverticulitis. The main cause of diverticular disease is a low-fiber diet.

For a complete list of videos, visit our video library