Author Question: Which of the following structures focuses incoming light rays onto the retina? a. iris b. lens ... (Read 86 times)

natalie2426

  • Hero Member
  • *****
  • Posts: 524
Which of the following structures focuses incoming light rays onto the retina?
 
  a. iris
  b. lens
  c. pupil
  d. ciliary body

Question 2

Which is a suffix that means measure?
 
  A. -scope
  B. -meter
  C. -scopy
  D. -logy


Eazy416

  • Sr. Member
  • ****
  • Posts: 360
Answer to Question 1

b
Explanation:
a. iris: is the colored portion of the eye
b. lens: correct
c. pupil: is responsible for controlling the amount of light that enters the eye
d. ciliary body: is the ring of muscle around the outer edge of the lens

Answer to Question 2

B



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Approximately one in four people diagnosed with diabetes will develop foot problems. Of these, about one-third will require lower extremity amputation.

Did you know?

Between 1999 and 2012, American adults with high total cholesterol decreased from 18.3% to 12.9%

Did you know?

Pubic lice (crabs) are usually spread through sexual contact. You cannot catch them by using a public toilet.

Did you know?

GI conditions that will keep you out of the U.S. armed services include ulcers, varices, fistulas, esophagitis, gastritis, congenital abnormalities, inflammatory bowel disease, enteritis, colitis, proctitis, duodenal diverticula, malabsorption syndromes, hepatitis, cirrhosis, cysts, abscesses, pancreatitis, polyps, certain hemorrhoids, splenomegaly, hernias, recent abdominal surgery, GI bypass or stomach stapling, and artificial GI openings.

Did you know?

In the ancient and medieval periods, dysentery killed about ? of all babies before they reach 12 months of age. The disease was transferred through contaminated drinking water, because there was no way to adequately dispose of sewage, which contaminated the water.

For a complete list of videos, visit our video library