If you want an uppercase A, you would hold down option and the u key, release and then type the letter A. Hold down option and u, release, and then type the letter e for an umlaut over a lowercase E. If you want an uppercase E, you would hold down option and the u key, release and then type the letter E.f you want an uppercase A, you would hold down option and the u key, release and then type the letter A. Hold down option and u, release, and then type the letter e for an umlaut over a lowercase E. If you want an uppercase E, you would hold down option and the u key, release and then type the letter E.
This allows direct comparison of the stroke volume index of large and small patients. Stroke volume index is determined by three factors: Preload: The filling pressure of the heart at the end of diastole. Contractility: The inherent vigor of contraction of the heart muscles during systole. Afterload: The pressure against which the heart must work to eject blood during systole. Starling's Law is the relationship between preload and stroke volume .
How Other Factors Affect Heart Rate. 1  Air temperature: When temperatures (and the humidity) soar, the heart pumps a little more blood, so your pulse rate may increase, but usually no more than five to 10 beats a minute. 2  Body position: Resting, sitting or standing, your pulse is usually the same.