When a nurse enters the patient's room to begin a nursing history, the patient's wife is there. What should the nurse do? a. Introduce oneself and thank the wife for being present. b. Introduce oneself and ask the wife if she wants to remain. c. Introduce oneself and ask the wife to leave. d. Introduce oneself and ask the patient if he would like the wife to stay.

QUESTION 9 The semilunar (V-a) valves prevent blood flow from: O artery to ventricle ventricle to atrium O ventricle to artery O atrium to ventricle QUESTION 10 Which types of muscle can be inhibited? O only smooth muscle O smooth and cardiac O only skeletal muscle O smooth, cardiac, and skeletal O none of them O only cardiac muscle

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Question 27 All animals with a circulatory system use it for O nutrient transport O gas transport O blood transport O pacemaking

QUESTION 1 Maximal tension in a skeletal muscle contraction is generated.. OA When the sarcomeres are at about 100 to 120 percent of their natural length. OB. When the muscle fiber is stretched before the contraction. OC. When the muscle fiber is shortened before the contraction, and there is a maximal zone of overlap. D. When the sarcoplasmic reticulum releases fewer calcium ions. W

QUESTION 8 Which of the following is true about rigor mortis? O A. The muscle relaxes because there is no ATP. O B. The muscle remains contracted because muscle relaxation requires ATP and it is no longer produced. C. Calcium is removed and pumped back into the sarcoplasmic reticulum. OD. It peaks 72 hours after death. ง

QUESTION 4 A bigger stimulus will generate: a bigger action potential graded potentials rather than action potentials the same response as a smaller stimulus, because action potentials are all-or-nothing more frequent action potentials 0000

Question 1 An open circulatory system Includes spiracles, opening to the exoskeleton of the organism Includes a blind ended gut All of the above O Includes ostia (holes) in the wall of the heart Includes capillaries

Question 25 What is the type of joint called where the cranium meets the vertebrae? OPivot Hinge Gliding O Ball & Socket

Question 4 1 pts A, B, or C? Which muscle would be more affected by joint angular velocity? A B A is more affected than B. B is more affected than A. O A and B are equally affected.