This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: Which of the following structures works like a camera shutter to adjust the amount of light entering ... (Read 83 times)

renzo156

  • Hero Member
  • *****
  • Posts: 526
on: Jul 2, 2018
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
Reply #1 on: Jul 2, 2018
Answer to Question 1

Answer: b

Answer to Question 2

Answer: b


renzo156

  • Member
  • Posts: 526
Reply 2 on: Jul 2, 2018
:D TYSM

mjenn52

  • Member
  • Posts: 351
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

« previous next »
 

Did you know?

In the United States, congenital cytomegalovirus causes one child to become disabled almost every hour. CMV is the leading preventable viral cause of development disability in newborns. These disabilities include hearing or vision loss, and cerebral palsy.

Did you know?

Alzheimer's disease affects only about 10% of people older than 65 years of age. Most forms of decreased mental function and dementia are caused by disuse (letting the mind get lazy).

Did you know?

Patients who have been on total parenteral nutrition for more than a few days may need to have foods gradually reintroduced to give the digestive tract time to start working again.

Did you know?

The largest baby ever born weighed more than 23 pounds but died just 11 hours after his birth in 1879. The largest surviving baby was born in October 2009 in Sumatra, Indonesia, and weighed an astounding 19.2 pounds at birth.

Did you know?

For pediatric patients, intravenous fluids are the most commonly cited products involved in medication errors that are reported to the USP.

The light reactions and chemiosmosis: the organization of the thylakoid membrane. The light reactions and chemiosmosis: the organization of the thylakoid membrane.
Gravitational Redshift The color of light from the same object located at diffe Gravitational Redshift The color of light from the same object located at diffe
Major parts of the cell and the structures located inside the cell. Major parts of the cell and the structures located inside the cell.
Both the top and bottom pattern have the same frequency. However, the amount of on-time varies. Both the top and bottom pattern have the same frequency. However, the amount of on-time varies.
A laser emits a pulse of light that lasts 10 ns. The light has a wavelength of 690 nm, and each ... A laser emits a pulse of light that lasts 10 ns. The light has a wavelength of 690 nm, and each ...
Electric Light Orchestra (ELO) - Telephone Line + Lyrics Electric Light Orchestra (ELO) - Telephone Line + Lyrics
Video: Natural Selection, Species Isolation and Real World Example

For a complete list of videos, visit our video library