Now we shall together evaluate our patient’s precordial movement. When I feel the entire chest, I feel movement only in one area. It’s located in the midclavicular line, fifth intercostal space. With light pressure on my finger, it’s very clear, and to share that with you, we will time that movement against the carotid, and we will put another cotton swab at the apex and observe this movement together. [cut-away]
Choose the best description of the contour of the apical impulse: