Answer to Question 1
D
D. CracklesFine crackles are high-pitched, fine, short, interrupted crackling sounds heard during end of inspiration, usually not cleared with coughing.
A. RhonchiLoud, low-pitched, rumbling coarse sounds heard most often during inspiration or expiration; may be cleared by coughing.
B. WheezesHigh-pitched, continuous musical sounds like a squeak heard continuously during inspiration or expiration; usually louder on expiration; do not clear with coughing.
C. Pleural friction rubDry, grating quality heard best during inspiration; does not clear with coughing; heard loudest over lower lateral anterior surface.
Answer to Question 2
A
Controversy continues over the best solution for irrigating the eye in a health care setting. When a choice of normal intravenous (IV) solutions is available, lactated Ringer's solution is more effective than normal saline in restoring pH after a chemical burn to the eye. Often cool tap water is recommended for emergency eye flushing because it is effective and immediately available for first aid. Nevertheless, controversy continues over the best solution for irrigating the eye in a health care setting. Dextrose and water usually are not used for eye irrigation.
The nurse assists the patient in reflecting on his feelings
The nurse applies a pulse oximeter sensor on the client’s finger.
Korotkoff sounds
To check pupillary reflexes the nurse first holds the penlight
Testing patellar reflex, client in a sitting position