In fact, someone began ringing the church bells which usually signified a fire. The sentry called for help, setting up the clash which we now call the Boston Massacre. A group of soldiers led by Captain Thomas Preston came to the rescue of the lone sentry. Captain Preston and his detachment of seven or eight men were quickly surrounded. All attempts to calm the crowd proved useless. At this point, the accounts of the event vary drastically.
chief cells - One of the two glandular epithelial cell types located in the basal half of gastric glands; they synthesize and secrete pepsinogen, the inactive precursor to the proteolytic enzyme pepsin; they appear smaller and with a more darkly staining granular cytoplasm than the neighboring parietal cells.
Pineal Gland: The pineal gland is a pine cone shaped gland of the endocrine system. A structure of the diencephalon of the brain, the pineal gland produces several important hormones including melatonin.Melatonin influences sexual development and sleep-wake cycles.The pineal gland is composed of cells called pinealocytes and cells of the nervous system called glial cells.The pineal gland connects the endocrine system with the nervous system in that it converts nerve signals from the sympathetic system of the peripheral nervous system into hormone signals.Function:he pineal gland is composed of cells called pinealocytes and cells of the nervous system called glial cells. The pineal gland connects the endocrine system with the nervous system in that it converts nerve signals from the sympathetic system of the peripheral nervous system into hormone signals. Function: