Sentence Examples with the word constricted

Other cones, however, namely, those known as Pothocites, have also been attributed on good grounds to the genus Archaeocalamites; they are long strobili, constricted at intervals, and it is probable that the succession of fertile sporangiophores was interrupted here and there by the intercalation of sterile bracts, which may also have been present, at long intervals, in Renault's species.

Carmen's throat constricted and unshed tears stung her eyes.

Microsauria, nearest the reptiles, with persistent notochord completely surrounded by constricted cylinders on which the neural arch rests.

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Yet strange to say Boris' presence in his wife's drawing room (and he was almost always there) had a physical effect upon Pierre; it constricted his limbs and destroyed the unconsciousness and freedom of his movements.

In front of the latter there remains a portion of the archenteron, which becomes constricted off as the head cavity.

She fell to her knees, still holding her ears, and a sob forced its way through her constricted throat.

In large doses, on the other hand, the renal vessels also are constricted and the amount of urine falls.

In the direct development Bateson showed that the three divisions of the coelom arise as pouches constricted off from the archenteron or primitive gut, thus resembling the development of the mesoblastic somites of Amphioxus.

Others have hollow or funnel-shaped ends and are constricted at the middle like a dice cup. In some rocks small rod-like microlites are grouped together in a regular way to form growths which resemble fir branches, fern leaves, brushes or networks, in the same manner as minute needles of ice produce star-like snow crystals or the frost growths on a window pane.

As each genital gland enlarges it remains attached to the rest of the intermediate cell mass by a constricted fold of the coelomic membrane, known as the mesorchium in the male, and the mesovarium in the female.