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

Author Question: A nearsighted person cannot see objects clearly beyond 50 cm (the far point). If the patient has no ... (Read 82 times)

roselinechinyere27m

  • Hero Member
  • *****
  • Posts: 557
on: Jul 28, 2018
A nearsighted person cannot see objects clearly beyond 50 cm (the far point). If the patient has no astigmatism and contact lenses are prescribed, what is the power of the lens required to correct the patient's vision?
 a. -2.0 diopters
  c. -4.0 diopters
  b. -3.3 diopters
  d. -5.0 diopters

Question 2

If a person is nearsighted the corrective lens will:
 a. take an object at the far point and form an image at 25 cm.
  b. take an object at 25 cm and form an image at the far point.
  c. take an object at infinity and form an image at the far point.
  d. take an object at infinity and form an image at 25 cm.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

sierrahalpin

  • Sr. Member
  • ****
  • Posts: 329
Reply #1 on: Jul 28, 2018
Answer to Question 1

A

Answer to Question 2

C


roselinechinyere27m

  • Hero Member
  • *****
  • Posts: 557
Reply #2 on: Jul 28, 2018
Thanks


sierrahalpin

  • Sr. Member
  • ****
  • Posts: 329
Reply #3 on: Jul 28, 2018
Welcome :)


« previous next »
 

Did you know?

Approximately 500,000 babies are born each year in the United States to teenage mothers.

Did you know?

Malaria was not eliminated in the United States until 1951. The term eliminated means that no new cases arise in a country for 3 years.

Did you know?

Coca-Cola originally used coca leaves and caffeine from the African kola nut. It was advertised as a therapeutic agent and "pickerupper." Eventually, its formulation was changed, and the coca leaves were removed because of the effects of regulation on cocaine-related products.

Did you know?

Sildenafil (Viagra®) has two actions that may be of consequence in patients with heart disease. It can lower the blood pressure, and it can interact with nitrates. It should never be used in patients who are taking nitrates.

Did you know?

The lipid bilayer is made of phospholipids. They are arranged in a double layer because one of their ends is attracted to water while the other is repelled by water.

The general survey includes assessing every patient for signs of distress. The general survey includes assessing every patient for signs of distress.
Tattoos and Body Piercings: This patient developed cellulitis from tattoo ink Tattoos and Body Piercings: This patient developed cellulitis from tattoo ink
Palpating the Apical Impulse with the Patient on the Left Side Palpating the Apical Impulse with the Patient on the Left Side
Measuring Patient Height Measuring Patient Height
Inflammation. Inflammation is characterized by the presence of swelling, redness, heat, and pain. Sw Inflammation. Inflammation is characterized by the presence of swelling, redness, heat, and pain. Sw
Medicinal leeches on a patient’s neck. Today leeches are sometimes used in microsurgery to prevent b Medicinal leeches on a patient’s neck. Today leeches are sometimes used in microsurgery to prevent b
Video: Hormones and the menstrual cycle Animation

For a complete list of videos, visit our video library