Apexification and Apexogenesis. Root end closure of immature teeth using technique of Apexification and Apexogenesis

Her wet lips nursed at the middle of his shaft, sliding back and forth over the band of pebbly skin. Joselyn knew what she was doing. She wanted him to cum. She wanted him to cum in her mouth. Suddenly, there was no thought of Velasquez in her mind, no thought of whose cock it was she was sucking. None of the details mattered to her. She hungered for the feel of hard penis bucking and jerking between her cruelly stretched lips, for the boiling surge of semen pouring down her throat. The professor, momentarily unbalanced by the squeaky-tightness of her throat, the maddening, sucking caress of her lips, began hunching up from his chair, driving the last three inches of his penis up into her gaping mouth and unguarded throat. She whimpered each time the incredibly broad root jammed between her teeth, spreading her jaws to the splitting point, each time the bloated knob end rammed deep in her gullet, but she didn't stop sucking. She held her cheeks concave, maintaining the maximum friction against the madly flipping rod, letting it fuck in and out of her lovely face at will, the bumpy gooseflesh of his shaft scouring over her tongue and throat ...»