A sprain is:
A. excessive stretching of a muscle.
B. stretching of the tendons and bone.
C. injury to a ligament caused by overstretching.
D. displacement from the joint at the bone.
Answer: C
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Necrotizing periodontal diseases are listed as a separate classification because they are unique in their clinical presentation and course and are clinically identifiable
A) Both statement and reason are correct. B) Both statement and reason are incorrect. C) The statement is correct, but the reason is incorrect. D) The statement is incorrect, but the reason is correct.
What serves as the vehicle in which glycogen is transported into muscle cells?
a. Chyme b. Water c. Blood d. Urine
What is the role of NPPV in cystic fibrosis patients?
A. NPPV has no role in the treatment of cystic fibrosis. B. It reduces the need for intubation when these patients have pneumonia. C. NPPV is used in lung transplantation candidates who deteriorate before surgery. D. NPPV facilitates the removal of tracheobronchial secretions in these patients.
Answer the following statement(s) true (T) or false (F)
1. When the right ventricle contracts, the tricuspid valve closes. 2. When the left ventricle contracts, the tricuspid valve closes. 3. The aortic valve opens when the left atrium contracts. 4. The aorta carries blood to the lungs. 5. The heart sounds are created by the muscle actions.