Which mechanisms are ways in which antibodies can protect the body by either destroying or inactivating a particular antigen? (Select all that apply.)
a. Mechanically harming the antigen
b. Activating the complement system
c. Releasing chemicals that alter the envi-ronment of the antigen
d. Directly attacking the nucleus of the anti-gen
e. Forming organic "chains" that sweep out the antigen
A, B, C
Antibodies destroy an antigen by mechanically harming it, activating the complement system, and releasing chemicals that alter the environment of the antigen.
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It has been reported to the nurse manager that an employee is repeatedly parking in the patient/visitor parking area. What actions should the manager take?
1. Confront the employee. 2. Check the parking lot each morning. 3. Discuss the issue at the next employee appraisal. 4. Give an in-service to the staff on parking policy.
A patient's blood group is B. The nurse knows the patient can receive blood only from donors with what group(s) of blood? Choose all that apply
1) A 2) B 3) O 4) AB
By definition, bullying involves single acts of aggression (passive or active)
Indicate whether this statement is true or false.
A patient comes to you because she is experiencing a tremor only when she reaches for things. This becomes worse as she nears the “target.” When you ask her to hold out her hands, no tremor is apparent. What type of tremor does this most likely represent?
A) Intention tremor B) Postural tremor C) Resting tremor D) Nervous tremor