Sinoatrial node

ABSTRACT This paper basically compares various wireless networking technologies which can be used for industrial automation and sensing. Among all these technologies, special emphasis is given on Zigbee. Zigbee is a technology known for its low power consumption, low data rates, and self-healing reliable networks, which makes it very efficient for industrial applications. The layer by layer protocol stack architecture of Zigbee illustrates these advantageous features. Zigbee is used for…

an X-ray and notices large lymph nodes.” (Kalkanis 1) But mom’s started in her joints. For 2 years they thought she had Rheumatoid Arthritis. Then she got sick with pneumonia three times in one year so they looked deeper. They did the x-ray, then a CAT scan, then a PET scan. They told her she had lung cancer. She went to a surgeon in Columbia who told her it could be this thing called Sarcoidosis so they were going to do surgery to do a biopsy of her lymph node so they could see what it…

Glaucoma is a eye disease that may cause you to be blind or lose an eye. According to visionaware glaucoma is a chemical group of eye disease that can wind to sightlessness by damaging the optic nerve. Here is some story behind glaucoma. Glaucoma has been known in medicine since antiquity. According to nbci Hippocrates described “glaykoseis” as blindness which occur in the elderly . the first person to discover glaucoma and the connection between increased tension of the eyeball was the…

Imagine your child becoming seriously ill. You have no clue what’s causing his symptoms: hacking cough, red rash on his chest, a fever, and swollen lymph nodes. Four months later you find out the devastating news. I’ll never forget that day, Wednesday, July 10, 2013, one of the most frightening days of my life. Austin, my youngest son, at the age of 13, began to develop a hacking cough in March of 2013. Normally he was a physically healthy young man. So, to find out the cause we went to the…

more noticeable as the cancer progresses. These symptoms may include bloating, pelvic pain, and abdominal swelling, among others.[3] Common areas to which the cancer may spread include the lining of the abdomen, lining of the bowel and bladder, lymph nodes, lungs, and liver.[4][5] The risk of ovarian cancer increases in women who have ovulated more over their lifetime. This includes those who have never had children, those who begin ovulation at a younger age or reach menopause at an older…

weakens the immune system’s response to Epstein-Barr, which allows it to change infected B-cells into cancerous cells. Chromosome affected: The c-myc gene on chromosome 8 is affected. Symptoms: Symptoms include fever, night sweats, swollen lymph nodes, intestinal…

This may cause accumulation of errors rapidly in the cell and its progeny. * Those in signaling (endocrine) machinery of the cell. This leads transmission of the error signals to nearby healthy cells as well. * Those that allow the cells to migrate and disrupt more healthy cells away from the primary site of origin. * Those that make the cell immortal so that the abnormal cell refuses to die. Hormonal changes Notable among these are changes in the female hormone levels estrogen. Excess…

That she’d be able to walk, laugh and love like before. But like grains of sand, I watched my faith in the doctors and the medicine, and even in her, fall through my fingers. The cancer attacked her breasts, her lymph nodes, her lungs, her brain. It waged its war in intangible ways too, claiming her her desire to get out of bed in the morning, her ability to drive, patience, sense of humor, self-control, and certain memories, here and there. These were its prisoners.…

Betrayal and Competition Today's entrepreneurs consider technology as the holy grail of development and success. Any venture that an individual goes into today must include a revolutionary technological aspect if they are to succeed. Seeing as how this knowledge is common amongst entrepreneurs, an aspect of competition arises in the market. Ambition and passion for success override everything else in this business, as is evident in today’s tech world. For instance, Facebook, what is now a…

What is Mononucleosis? Mononucleosis or “The Kissing Disease” is a viral infection which causes swollen lymph nodes, fever, and sore throat. Causes The Kissing Disease is caused by contact of saliva from an infected person to another person; it can also be spread through contact by an infected person. This disease is not commonly infected by other diseases. The disease has been diagnosed together with a disease by the name of Epstein-Bar Virus for short EBV. A person usually beings to feel the…