Quick Study Index, Module 4

Oxygen Uptake / Delivery:

Blood flow distribution and arteriovenous differences (Figure 3.01)

Tissue oxygen delivery and utilization

Ischemia

Cardiovascular Reserve (Figure 3.02)

Needed to calculate cardiac output

Fick equation

A dye-dilution curve (Figure 3.03)

Dye dilution is used to measure

Factors limiting full oxygen saturation of hemoglobin

Exercise:

Oxygen uptake: Rest vs. exercise

Various cardiovascular parameters as effected by exercise (Figure 3.04)

Essential vs. expendable (negotiable) circulations (Figure 3.05)

Specific blood flow in various organs and tissues (Figure 3.06)

Hypothetical physiological and body composition changes in a sedentary normal individual resulting from an endurance training program (Table 3.01)

Exercise training effects - Summary

Coronary Circulation:

The three major coronary vessels (Figure 3.07)

Coronary angiogram (Figure 3.11)

Determinants of myocardial oxygen demand

Coronary oxygen delivery determinants

Normal Thallium Scan

Abnormal Thallium Scan

Coronary blood flow (Figure 3.08)

Peculiar flow behavior

The heart's dilemma

Coronary vasodilation (Figure 3.09)

The concept of autoregulation of blood flow (Figure 3.10)


Right, top: Adolphe Fick, measurement of blood flow / cardiac output.

Right, bottom: Werner Forssmann, 1904-1979, first cardiac catheterization, on himself! (Nobel Prize, 1956).



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