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Wrist

wrist

1. (Science: anatomy) The joint, or the region of the joint, between the hand and the arm; the carpus. See Carpus. He took me by the wrist, and held me hard. (Shak)

2. (Science: machinery) A stud or pin which forms a journal; also called wrist pin. Bridle wrist, the wrist of the left hand, in which a horseman holds the bridle. Wrist clonus. [NL. Clonus, fr. Gr. See clonic.

(Science: medicine) A swinging plate bearing two or more wrists, for operating the valves.

Origin: OE. Wriste, wrist, AS. Wrist; akin to OFries. Wriust, LG. Wrist, G. Rist wrist, instep, Icel. Rist instep, Dan. & Sw. Vrist, and perhaps to E. Writhe.


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testing for the presence of Pyramidalis muscle

... as palmaris longus for example and pyramidalis. A test to see if someone has palmaris longus is to oppose your thumb to your pinky and flex your wrist. If there are two tendons present, one is the palmaris longus muscle tendon. My supervising therapist gave me an assignment. After looking through ...

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by spozzy
Thu Nov 13, 2008 2:51 am
 
Forum: General Discussion
Topic: testing for the presence of Pyramidalis muscle
Replies: 0
Views: 577

Re: Green Mosquito===Photos Available

Hi; I was standing in the lot at a car dealership in Scottsdale AZ two days ago (5/29/2008) when I felt something on my wrist. I looked down, and it looked like a small bright green mosquito. I've never seen anything like it before. Do you happen to know what this thing is?

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by j9pestel
Sat May 31, 2008 7:09 pm
 
Forum: Zoology Discussion
Topic: Green Mosquito===Photos Available
Replies: 53
Views: 31206

guess whats wrong with dr. dugmore!!!! he he he

Im certainly no expert but ill go for..... ....Possible nerve impingment. Different nerve paths innervate different areas. Reflex tests on arm and wrist show responses for the different pathways within cervical vertebrae. Have you had a bump, fall, slip that may have jarred the cervical spine? ...

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by faith_johns
Fri Oct 05, 2007 8:50 am
 
Forum: Human Biology
Topic: guess whats wrong with dr. dugmore!!!! he he he
Replies: 12
Views: 1474

Mutations

... differences going to be a factor? We've seen the hox gene being mutated to create whole legs in fruitflies, how hard would it be to enlarge a wrist bone? Granted the fruitfly is a lot more simpler, but why can't the same mechanism be used to explain the panda's thumb? Let's say that epigenetics ...

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by mith
Wed Aug 22, 2007 3:38 pm
 
Forum: Evolution
Topic: Mutations
Replies: 43
Views: 5039

Mutations

... share 90-something percent of genes with mice, for example. Right, so we examine a panda's paw. At the place where there is supposed to be a wrist bone we find an enlarged bone that functions as a thumb. What conclusions can we draw?

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by mith
Mon Aug 20, 2007 10:34 pm
 
Forum: Evolution
Topic: Mutations
Replies: 43
Views: 5039
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