Sentence examples for external openings from inspiring English sources

The external openings are known as nares or nostrils.

The eyes of burrowing animals tend to be reduced or absent, and the ears often lack external openings.

These termites excavate irregular networks of galleries with no external openings, except the temporary ones created during swarming.

Validation experiments are also performed for a series of arrangements of internal and external openings, by conducting tracer gas measurements.

Performing the blower door test on the new Sloan building required first sealing up all external openings, including the kitchen fans shown here.

In some proturans, collembolans, diplurans, and archaeognathans, a breathing system of tracheae and spiracles (external openings) occurs in the trunk, while in Zygentoma the tracheal system is like that in pterygote insects.

The external opening is left open to drain the flap and avoid the formation of a haematoma or secondary abscesses in the fistula tract.

Goodsall's rule states that the external opening of a fistula situated behind the transverse anal line will open into the anal canal in the midline posteriorly.

The glans is traversed by the urethra, which ends in a vertical, slitlike, external opening.

The external opening for the eye is a slit only 2 3 cm (about an inch) long.

The single testis or ovary releases its products into the pericardial cavity and this, in turn, leads to a gonopore, the external opening.