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back

(bak), [TA]
1. Posterior aspect of trunk, below neck and above buttocks.
2. Vertebral column with associated muscles (erector spinae and transversospinalis) and overlying integument.
See: dorsum.

back

(bak) the posterior part of the trunk from the neck to the pelvis.
angry back  excited skin syndrome.

back

(băk)
n.
1.
a. The part of the trunk of the human body along and to the sides of the spine between the neck and the pelvis; the dorsum.
b. The analogous dorsal region in other animals.
2. The backbone or spine.

back′less adj.

back

Etymology: AS, baec
the posterior or dorsal portion of the trunk of the body between the neck and the pelvis. The back is divided by a middle furrow that lies over the tips of the spinous processes of the vertebrae. The skeletal portion of the back includes the thoracic and the lumbar vertebrae and both scapulae. The nerves that innervate the various muscles of the back arise from the segmental spinal nerves.

back

(bak) [TA]
1. Posterior aspect of trunk, below neck and above buttocks.
2. Vertebral column with associated muscles (erector spinae and transversospinalis) and overlying integument.
See: dorsum

back

(bak) [TA]
1. Area on a débridement instrument where lateral surfaces meet or are continuous to its formation.
2. Portion of instrument working-end opposite its face. Sickle scalers have a pointed back, curettes a rounded one.
3. Posterior aspect of trunk, below neck and above buttocks.
4. Vertebral column with associated muscles (erector spinae and transversospinalis) and overlying integument.
See: dorsum

back,

n the posterior or dorsal portion of the trunk of the body between the neck and the pelvis. The skeletal portion of the back includes the thoracic and lumbar vertebrae and both scapulae. The nerves that innervate the muscles of the back include some branches of the dorsal primary divisions of the spinal nerves, the lateral branches of the dorsal primary division of the middle and lower cervical nerves, and some branches of the ventral primary division of the spinal nerves.

back

see also dorsum.

back arched upwards
humped back posture as in subacute abdominal pain.
cold back
horse resents the saddle being placed in position and the girth tightened. May be due to pain in back or to disinclination to wear the saddle.
hollow back
the natural concave line of the backbone is exaggerated.
back muscle necrosis
is characterized by pain and swelling over the backs of pigs. The pigs are reluctant to move and there is arching or lateral flexion of the spine. Subsequently there is atrophy of the muscles. See also porcine stress syndrome.
back pain
pain expressed when pressure is applied to the back. Spondylosis, injury to dorsal spinous processes and muscle sprain are amongst the common causes. A special area of interest in the horse, because of its importance in restricting movement and causing abnormalities of gait.
back raking
manual removal of the feces from the rectum. Performed often in the preliminaries to pregnancy diagnosis in mares and cows. Carried out cosmetically in horses and especially elephants just before a circus or other performing act.
back Shu points
acupuncturese for association points along the back.

Patient discussion about back

Q. My son is complaining about back pain. I also see that his back isn't straight. What can we do? My son is a adorable 8 years old. He is complaining about back pain, that bothers him after he walks a little. I also saw that his back isn't straight and looks like a S. is this deformity connected to his back pain?

A. The normal shape of the spine is very similar to the "S" shape as you can see here
http://www.digitalartform.com/archives/images/spineTest1.jpg
But even if his back isn't deformated, he has back pain and you need to take care of that by going to your pediatrician.

Q. I want to know the treatments for back pain

A. well, tester1234, you are asking a very general question. back pain is a symptom. and the best way to get rid of a symptom is by eliminating the cause. back pain have many causes- not sitting right, posture problems, Spinal disc herniation, muscles not strong and long enough, kidney problems sometime feels like lower back problems. i had a problem with posture. so i went to Rolfing therapist- really helped.

Q. I have a lower back pain for more than 3 months what should I do? I am a 55 years old man, and i work as a truck-driver. In the last 3 months i have a back ache that is disturbing my life. Its really annoying me. When I wake up I am usually fine, but after 10 minutes of driving the pain starts and it doesn't stop till I go back to bed. What can I do? my GP told me to take Tylenol, but it's just not helping.

A. A constant low back pain can be a result of a lot of things. A friend of mine (63 years old) had a back pain and she didn't pay enough attention to it assuming its just nothing. In the end it was due to metastatic lung cancer.
here you can see the major "Red Flags" that encourage you take an extra appointment with your GP
http://www.medinfo.co.uk/conditions/lowbackpain.html

More discussions about back
References in periodicals archive ?
However, anybody sitting elsewhere but the sweet spot will again probably prefer that processor's Classical/ Opera mode (with the center level backed off the usual -3 dB below the set-up reference), which combines a reasonable hall acoustic with a steered center channel.
AFS, NADCA and GM challenged that erroneous assumption, and in the final hours EPA backed off.
Carter seemed startled and quickly backed off, allowing his desire to get along with Moscow to triumph over human rights.
Earlier today, the electronics retailer increased more than eight percent, but it has backed off a bit since.
The Swiss government has backed off from an agreement to provide UBS AG's (NYSE: UBS) client details to US authorities.
puppet, backed off from enforcing the program dictated by the mainland Communist regime.
Pro Logic decoding works quite well, but only if the center level is backed off the usual -3 dB.
The poison killed both groups, but when apartment cockroaches touched glucose with their antennae, they quickly backed off, Silverman reports.
Black gold has backed off a bit as it seems the "parade of hurricanes" has decided to relent.