Difference between revisions of "INTRINSIC MUSCLES OF THE HAND-LUMBRICALS"

From NeuroRehab.wiki

(Imported from text file)
(Imported from text file)
Line 1: Line 1:
[[Summary Article|<h5>'''SUMMARY'''</h5>]]
[[Summary Article|<h5>'''SUMMARY'''</h5>]]
<br/>1. O: lateral 2 FDP tendons. 
<br/>FIRST & SECOND LUMBRICALS
<br/>FIRST & SECOND LUMBRICALS
<br/>2. I: tendons pass through a fibrous lumbrical canal to insert into the <i>lateral side of the extensor expansion</i> of digits 2 & 3. 
<br/>1. O: lateral 2 FDP tendons.
<br/> 2. I: tendons pass through a fibrous lumbrical canal to insert into the <i>lateral side of the extensor expansion</i> of digits 2 & 3. 
<br/>3. NS: digital branches of the median n.
<br/>3. NS: digital branches of the median n.
<br/>4. BS: superficial & deep palmar arches.
<br/>4. BS: superficial & deep palmar arches.
Line 13: Line 13:
<br/>9. BS: superficial & deep palmar arches.
<br/>9. BS: superficial & deep palmar arches.
<br/>10. A: extend the interphalangeal joints, flex the MCPJ.
<br/>10. A: extend the interphalangeal joints, flex the MCPJ.
<br/>
<br/>
<br/>
<br/>[[Image:intrinsic-muscles-of-the-hand.jpg]]
<br/>[[Image:intrinsic-muscles-of-the-hand.jpg]]
<br/><span bolder;="" style="font-weight:">Image:</span> Case courtesy of OpenStax College, [https://radiopaedia.org/ Radiopaedia.org]. From the case [https://radiopaedia.org/cases/44017 rID: 44017] [Accessed 18 Nov. 2018].
<br/>Image: Case courtesy of OpenStax College, [https://radiopaedia.org/ Radiopaedia.org]. From the case [https://radiopaedia.org/cases/44017 rID: 44017] [Accessed 18 Nov. 2018].


==Reference(s)==
==Reference(s)==

Revision as of 12:45, 27 December 2022

SUMMARY


FIRST & SECOND LUMBRICALS
1. O: lateral 2 FDP tendons.
 2. I: tendons pass through a fibrous lumbrical canal to insert into the lateral side of the extensor expansion of digits 2 & 3. 
3. NS: digital branches of the median n.
4. BS: superficial & deep palmar arches.
5. A: extend the interphalangeal joints, flex the MCPJ.

THIRD & FOURTH LUMBRICALS
6. O: medial 2 FDP tendons. 
7. I: tendons pass through a fibrous lumbrical canal to insert into the lateral side of the extensor expansion of digits 4 & 5.
8. NS: deep branch of the ulnar n. 
9. BS: superficial & deep palmar arches.
10. A: extend the interphalangeal joints, flex the MCPJ.

Intrinsic-muscles-of-the-hand.jpg
Image: Case courtesy of OpenStax College, Radiopaedia.org. From the case rID: 44017 [Accessed 18 Nov. 2018].

Reference(s)

R.M.H McMinn (1998). Last’s anatomy: regional and applied. Edinburgh: Churchill Livingstone.
Gray, H., Carter, H.V. and Davidson, G. (2017). Gray’s anatomy. London: Arcturus.