This topic contains a solution. Click here to go to the answer

Author Question: Which of the following structures works like a camera shutter to adjust the amount of light entering ... (Read 43 times)

renzo156

  • Hero Member
  • *****
  • Posts: 526
Which of the following structures works like a camera shutter to adjust the amount of light entering the eye?
 
  a. The sclera
  b. The iris
  c. The lens
  d. The posterior chamber

Question 2

When explaining the priorities of helmet removal to a candidate patroller, you would stress:
 
  a. sliding the helmet rearward off the head so that you don't hit the patient's nose.
  b. sliding the fingers under the occiput so that the head doesn't drop backward.
  c. applying a cervical collar before removing the helmet to help stabilize the head.
  d. removing the helmet to ensure the patient's proper alignment on a backboard.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

ong527

  • Sr. Member
  • ****
  • Posts: 285
Answer to Question 1

Answer: b

Answer to Question 2

Answer: b




renzo156

  • Member
  • Posts: 526
Reply 2 on: Jul 2, 2018
Great answer, keep it coming :)


cdmart10

  • Member
  • Posts: 332
Reply 3 on: Yesterday
Gracias!

 

Did you know?

Illicit drug use costs the United States approximately $181 billion every year.

Did you know?

People who have myopia, or nearsightedness, are not able to see objects at a distance but only up close. It occurs when the cornea is either curved too steeply, the eye is too long, or both. This condition is progressive and worsens with time. More than 100 million people in the United States are nearsighted, but only 20% of those are born with the condition. Diet, eye exercise, drug therapy, and corrective lenses can all help manage nearsightedness.

Did you know?

Everyone has one nostril that is larger than the other.

Did you know?

Elderly adults are living longer, and causes of death are shifting. At the same time, autopsy rates are at or near their lowest in history.

Did you know?

There are approximately 3 million unintended pregnancies in the United States each year.

For a complete list of videos, visit our video library