The ____ lies directly on the heart.
A. myocardium
B. visceral pericardium
C. parietal pericardium
D. endocardium
B. visceral pericardium
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Which of the following best describes why the occupants of a vehicle moving at 50 miles per hour will be injured when the vehicle strikes a tree, but not when it brakes to a stop?
A) Braking allows the kinetic energy to be absorbed evenly into the frame of the vehicle, rather than concentrating it at the point of impact. B) The energy gradually dissipates as heat due to the friction of braking, rather than transferring to the vehicle and its occupants. C) The inertia of the tree increases the kinetic energy transmitted to the occupants by a factor of 10. D) None of the above describes why.
Which of the following theories focuses primarily on children?
A) Erikson's theory of psychosocial development B) Piaget's theory of cognitive development C) Kohlberg's theory of moral development D) Maslow's hierarchy of needs
What is the fate of erythrocytes when anaerobic metabolic enzymes are reduced in concentration or absent?
a. Destruction by the liver b. Destruction by monocytes in the blood c. Hemolysis d. Destruction by complement
Select the word that is spelled correctly
A) ?integraty B) ?integrety C) ?intregrity D) ?integrity