Grace is sitting in class when, without warning, her heart began to pound, her chest felt tight, and a feeling of dizziness came over her. She felt extremely fearful. Over the next few weeks, the same thing happened several times. Her doctor cannot find anything wrong with her heart. Grace is probably suffering from ____.
a. generalized anxiety disorder
b. obsessive-compulsive disorder
c. panic disorder
d. a phobia
Question 2
For the last two months Thomas has been worried that something bad is going to happen. He can't pinpoint the source of this feeling, but he is jumpy, irritable, can't sleep, and can't concentrate. His symptoms suggest that he may be suffering from ____ disorder.
a. dissociative
b. panic
c. generalized anxiety
d. conversion
The Configuration, Normal Pressures, and Oxygen Content of the Heart Chambers
Summation of Heart Sounds, Variable S1
Heart Anatomy Model
Neurohumoral effects of heart failure
The valves of the heart.
Heart block