Sentence examples for septa from inspiring English sources

In the chambered shell of the ammonites, internal septa create elaborate patterns where they join the outer shell.

The heart is divided by septa, or partitions, into right and left halves, and each half is subdivided into two chambers.

At the gastrula stage, earthworms begin to feed on the albumin, the embryo elongates, and the mesoderm bands break into units to form the walls, or septa, of individual segments; the worm then leaves the cocoon and begins to construct a burrow nearby.

These muscle segments, known as myomeres, consist of relatively short fibres that insert into septa of connective tissue, the myocommata, between the adjacent myomeres.

The individual gill septa are lost, and there is a great modification of the posterior branchial muscles, with many of the elements found in sharks (e.g., levators and adductors) becoming reduced or absent.

Unless vented, the expanding gas may rupture alveolar septa and escape into interstitial spaces.

Individual polyps have eight feathery tentacles and, in the gastrovascular cavity, eight septa, or partitions.

Cilia on the other two septa expel water.

In many mammals the tubules are grouped into lobules separated by connective-tissue septa, or walls.

Cilia (tiny hairlike projections) on six septa draw water into the cavity.

They, as well as black and thorny corals, have more than eight septa and simple rather than feathery tentacles.