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Elbow Hinge Joint
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PRESENTATION OUTLINE
1.
HINGE JOINT IN THE ELBOW
By Remmi and Bella
Photo by
Wha'ppen
2.
MUSCLES OF THE ELBOW
3.
TENDONS, LIGAMENTS, AND BONES OF THE ELBOW JOINT
4.
HUMAN ELBOW RANGE OF MOTION
165°
5.
The human elbow has a wide range of motion. In can completely straighten and bend 165°.
6.
LIGAMENTS IN THE ELBOW
Our model
7.
Examples in man-made objects:
Photo by
glintofpewter
8.
Hinge on a laptop opening and closing mechanism
Photo by
karlaredor
9.
LAPTOP HINGE DIAGRAM
10.
Hinge on a door
11.
DOOR HINGE DIAGRAM
12.
COMMON ELBOW INJURIES:
Dislocation
Pulled muscles
Injury to tendons and ligaments in joint
Bruising
Fractures to the radius, ulna, or humerus at the elbow joint
Tennis elbow
Photo by
Martin.Boyer
13.
HINGE JOINT IN OTHER ANIMALS:
Photo by
me'nthedogs
14.
HINGE JOINT IN A DOG
15.
HINGE JOINT IN A DOG
Same range of motion as human elbow
Moves on one plane
Connected to main portion of body, unlike human
Humerus is shorter, but the radius and ulna are longer
16.
HINGE JOINT IN A HORSE
17.
HINGE JOINT IN A HORSE
Same range of motion as human: moves on one plane
Bones in forelimb are proportionally thicker and shorter because they are weight-bearing
Elbow is connected to main section of body of horse; it is used more as a shoulder in comparison to a human
18.
HINGE JOINT IN TYRANNOSAURUS REX
19.
HINGE JOINT IN A T-REX
Very small bones compared to rest of the body in a T-Rex, but humans have proportionally larger arm bones
Arm is used for grabbing prey
The human elbow has a 165° range of motion; the dinosaur only has 45° of motion
The T-Rex's humerus, radius, and ulna are very dense
20.
BIBLIOGRAPHY - PHOTOS
https://classconnection.s3.amazonaws.com/479/flashcards/3432479/png/screen_...
http://kingbrand.com/images/elbow_muscleTendons_large.jpg
http://media-2.web.britannica.com/eb-media/72/106172-004-156178A5.jpg
Elbow X-rays, factory, laptop, dog running, and teal background photos are from Haiku Deck.
Photo by
Marcin Wichary
21.
BIBLIOGRAPHY - PHOTOS PART 2
http://www.enchantedlearning.com/cgi-bin/paint/La/subjects/dinosaurs/dinote...
http://www.merckvetmanual.com/media/pet/figures/DDH_horse_shoulder_and_elbo...
https://upload.wikimedia.org/wikipedia/commons/2/2c/Tyrannosaur_arm_104.JPG
https://www.pinterest.com/pin/233835405628423130/
http://www.engadget.com/2007/02/06/how-to-make-a-wii-laptop-part-3-the-fina...
Photo by
Daniel Dudek-Corrigan
22.
BIBLIOGRAPHY-INFORMATION
http://www.webmd.com/a-to-z-guides/elbow-injuries-topic-overview
http://cal.vet.upenn.edu/projects/saortho/appendix_b/appb.htm
http://www.thehorse.com/articles/15912/synovial-joints-and-how-they-work
http://www.cs.mcgill.ca/~rwest/wikispeedia/wpcd/wp/t/Tyrannosaurus.htm
https://www.fgc.edu/wp-content/uploads/2011/12/averages-of-rom.pdf
Photo by
somegeekintn
23.
BIBLIOGRAPHY-PHOTOS PART 3
http://www.engadget.com/2007/02/06/how-to-make-a-wii-laptop-part-3-the-fina...
http://www.qualitydoor.com/blog/door-hardware-review-extra-heavy-duty-door-...
Bella Lucente
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