Which of the following statements is true of cocaine?
A) It dilates the arteries of the heart.
B) It spikes the blood pressure.
C) It decreases the heart rate.
D) It thins the blood.
B
Psychology
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A baby will display the Moro reflex when his caregiver
A) shines a bright light at his eyes. B) produces a sudden loud sound against the surface supporting him. C) places him face down in a pool of water. D) strokes his cheek near the corner of his mouth.
Psychology
As Molly is walking across campus, a car swerves toward her. Her heart races and sweat breaks out as she jumps out of harm's way. This mobilization of energy is due to the action of Molly's:
a. lymphatic system. b. endocrine system. c. parasympathetic nervous system. d. sympathetic nervous system.
Psychology