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a network of lymph nodes connected by lymphatic vessels that play an important part in the body's defense against infection. Drainage system
a clear fluid that carries nutrients and waste matrials between the body tissues and the bloodstream.
small, bean shaped structures that filter out and trap bacteria, fungi, viruses, and other unwanted substances to eliminate them safely from the body.
are lymph nodes and the lymphatic system affected by allergies?
enalrged lymph nodes, or inflammation of lymph nodes
What can cause lymphadenopathy?
- viral infection
- bacterial infection
When swelling to lymph nodes appear, and it is tender to the touch, it is usually cause by____________or______________.
node enlargments that come on gradually and painlessly may result from__________.
the spread of cancer fromthe original tumor site to otherparts of the body by tiny clumps of cells transported by the blood or lymphatic system.
How many lymph nodes are in the body? Of those how many are in the in the neck?
- 400-700 in the body
- 170-200 in the neck
3 types of salivary glands:
largest of the salivary glands, each gland is located on the surface of the masseter muscle between the ear and the jaw
gland that sits below the jaw and toward the back of the mouth
glands located under the tongue, beneath the mucous membrane of the floor of the mouth
____________composite blocking the salivary ducts and look like whiteheads
Whar are 4 potential problems of salivary glands?
- obstruction of flow by a calcium composite/salivary stone
one of the endocrine glands, secretes thyroid hormone that controls the body's metabolic rate, bow tie/ butterfly shape
How do you examine the thyroid gland?
put a hand on either side, and have the patient swallow
enlarged thyroid gland
undersized thyroid gland, hard to detect, indicates slow metabolism
complicated joint that connects the mandible to the temporal bone
temporomandibular joint (TMJ)
piece of cartilage that keeps the skull and mandible from rubbing against each other
What are 2 exam techniques for TMJ?
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