Which of the following neurosurgical retractors has attachments for malleable brain spatulas and retractors?

A post-operative adult male patient has been instructed in the proper use of an incentive spirometer. He demonstrates a good technique, cooperates well, and has clear breath sounds. Inspiratory capacity is 75% of predicted. The flow indicator remains flat during inspiration. The respiratory therapist should

A. instruct the patient to take fast deep breaths. B. adjust the flow tubing. C. replace the spirometer. D. continue therapy.

Which of the following is an autoimmune disorder characterized by overproduction of collagen that affects the skin and internal organs (the skin appears hard and shiny)?

a. Acne b. Rosacea c. Scleroderma d. Onychomycosis