The ________ of the heart includes the bases of the major vessels.
A) right border
B) inferior border
C) left border
D) superior border
E) diaphragmatic surface
Ans: D) superior border
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Which of the following contribute to muscle weakness in an elderly person? Select all that apply.
_____ Aged muscle has fewer motor neurons. _____ Aged muscle has fewer myofibrils. _____ Aged muscle has more fat and fibrous tissue. _____ Aged muscle contains disorganized sarcomeres.
Susan recently had bariatric surgery, removing 85% of her stomach tissue. After surgery, she should expect reduced absorption of vitamin B12.
Answer the following statement true (T) or false (F)
Exposed collagen in a damaged vessel
a. activates factor XII to initiate blood clotting. b. initiates platelet aggregation. c. secretes ADP, which causes platelets to become sticky. d. activates factor XII to initiate blood clotting and initiates platelet aggregation. e. all of these answers.
What symptom distinguishes a second-degree from a third-degree burn?
A) presence of erythema associated with the third-degree burn B) lack of initial pain associated with the third-degree burn C) presence of significant pain initially with the third-degree burn D) presence of blisters associated with the third-degree burn