Zusammenfassung der Ressource
THE UPPER LIMB
- In the human body, it is each of the extremities that are fixed to the upper part of the trunk.
- It consists of four segments
- ARM
- SHOULDER
- Clavicle
- - Long bone,
shaped like "S"
-Located in the
anterosuperior
part of the thorax.
- 2 sides (top and
bottom) 2 edges
(front and back) 2
extremities
(acromial and
sternal)
- Scapula
- - Is a large, triangular and
flat bone. It is located in
the posterior or
dorso-lateral of the thorax.
-Two faces: anterior and
posterior Three edges:
upper, lateral and medial
Three angles:
superior-medial,
superior-lateral and
inferior.
- FOREARM
- HAND
- Carpal bones
- It is composed of
eight bones joined
by ligaments and
forming the skeleton
of the wrist. They
are arranged in two
rows: proximal and
distal
- From lateral to
medial
- Scaphoid.
Semilunar.
Pyramidal.
Pisiform.
- Distal
- Trapeze.
Trapezoid. Big
bone Hound
ganchoso.
- Metacarpal bones
- Is composed of
five metacarpal
bones, which
are thin and
slightly
elongated and
occupy the
entire palm of
the hand.
- Phalanges
- Are long bones in number of
three for each finger (except
the thumb, which has two),
beginning to count from the
metacarpus: 1st, 2nd and 3rd,
each consists of two faces:
anterior and posterior; And
two extremities: proximal and
distal (upper and lower),
articular both in the 1st and
2nd, and only the upper in
the 3rd.
- Radius
- Is a long, even and
non-symmetrical bone,
located outside the ulna,
on the outside of the
forearm. Consists of a
body and two extremities,
upper and lower
- Ulna
- Is a long bone, parallel to
the radius. It is located on
the inside of the forearm;
Is articulated superiorly
with the humerus and the
radius, and the lower part
with the radius and the
carpal bones. It has one
body and two extremities.
- Humerus
- Is the longest bone of the upper
limbs. They form part of the
superior appendicular skeleton
and are located in the region of
the arm.
- Wendy Dayana Leonel Lozano