Early Development, Devel. Physiol., Dr. D. Penney

Quick Study Index - Module 21:

Early Heart Development (Table 2.01)

A Reading from Arey, 1962

Illustration of very Early Heart Development (Figure 2.01)

Factors Controlling Early Heart Development (Table 2.02)

Illustration of somewhat Later Heart Development (Figure 2.02)

The Early Vascular System (Figure 2.03)

Internal Heart Specializations (Table 2.03)

Fetal Arteries and Veins (Table 2.03a)

Ventricular Septation - Early (Figure 2.04A)

Ventricular Septation - Later (Figure 2.04B)

Further Absorption, Division and Septation (Figure 2.05)

The Cardiac Valves (Figure 2.06)

The Gill Arches - Early (Figure 2.07A)

The Gill Arches - Later (Figure 2.07B)

Summary of Events (Table 2.04)

Phases of Heart Development (Table 2.05)

Entry of the Great Veins into the Fetal Heart (Figure 2.08)

Family History of Skeletal and Cardiac Muscle Cells (Figure 2.09)

Some Human Heart Facts (Table 2.06)

Age-Related Changes in Cardiac Muscle Cells (Figure 2.10)

Cardiac Capillary Density (Figure 2.11)

Special Features of the Fetal Circulation (Table 2.07)

The Fetal Circulation (Figure 2.12)

Six Unique Fetal Vascular Channels(Table 2.08)

Schematic Diagram of the Fetal Circulation (Figure 2.13)

Oxygen Saturation in the Fetal Circulation (Figure 2.14)

Human Placenta (Figure 2.14A)

Circulatory Pressures in the Fetal Circulation (Figure 2.15)

Circulatory Pressures in the Maternal Circulation (Figure 2.16)

Right above: Human embryo from Grays, 18-21 days of age.

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