When being interviewed, a 50-year-old patient says that he cannot see the newspaper as well as he used to. What is the reason this patient vision has changed from near to far?
a. The ciliary muscle changes the pupil size.
b. The lens of the eye changes shape as the ciliary muscle contracts and relaxes.
c. Nearsightedness has set in.
d. Clouding of the vitreous humor has oc-curred.
B
Accommodation or adjustment of the lens by contraction and expansion of the ciliary muscle al-lows an individual to see far or near.
You might also like to view...
The nursing student is observing a staff nurse demonstrating a subcutaneous injection during a skills competency fair. The student tells the nurse that nursing textbooks indicate that aspirating for blood is not necessary
The nurse replies, "I prefer to check for blood, just in case. This is the way I learned to give shots and it works for me." The nurse's response is most likely related to: a. illogical thinking. b. a bias. c. closed-mindedness. d. an erroneous assumption.
Which action is appropriate when counting an adult client's respirations?
A) Keep fingertips on the client's pulse when counting respirations B) Count respirations when the client is sleeping or resting C) Apply pressure on the client's chest when counting respirations D) Count the client's respirations for 1 minute
T.W. needs to be taught bowel-training techniques. What will this teaching include?
What will be an ideal response?
Which action should a nurse take 30 minutes after administering oral pain medication to a patient?
A. Evaluate the effectiveness of the administered pain medication B. Teach progressive relaxation strategies to relieve muscle tension C. Assess the patients coping skills to reduce expression anxiety. D. Encourage the patient to read or watch tv to provide pain distraction