Peck Ch 5 C

Front 1

Humerus

Back 1

-upper arm bone
-connects to the body at the shoulder girdle

Front 2

Clavicle + Scapula

Back 2

Bones composing the shoulder girdle

Front 3

Radius + Ulna

Back 3

Forearm bones

Front 4

Acromion process

Back 4

-Point where scapula and clavicle connect.

Front 5

Scapula

Back 5

-Shoulder girdle bone that has no attachment to the axial skeleton.
-triangular, flat bone

Front 6

Clavicle

Back 6

-Shoulder girdle bone that articulates anteriorly with the sternum.
-Commonly called the collarbone.
-Braces arm away from top of thorax and prevents shoulder dislocation.

Front 7

Glenoid Cavity

Back 7

Shallow socket in the scapula for the arm bone.

Front 8

Ulna

Back 8

Medial bone of the forearm in anatomical position.

Front 9

Sternum + Scapula

Back 9

Bones that articulate with the clavicle.

Front 10

Carpals

Back 10

-8 short bones of the wrist
-two irregular rows of four bones each

Front 11

Metacarpals

Back 11

-long bones of the palms
-heads of these bones form the knuckles (fist)
-numbered 1 to 5 beginning with the thumb

Front 12

Tarsals

Back 12

-7 short bones of the ankle

Front 13

Metatarsals

Back 13

-5 long bones of the foot
-forms the instep of the foot

Front 14

Phalanges

Back 14

-14 long bones in each hand or foot
-bones of the fingers and toes

Front 15

Pubis

Back 15

-Fuse to form the coxal bone.
-most anterior of the coxal bones
-meets at pubic symphysis

Front 16

Ilium

Back 16

-the largest, most superior bone of the coxal bones

Front 17

Ischium

Back 17

-most inferior portion of the coxal bones
-"sits" bone

Front 18

Ischial Tuberosity

Back 18

Receives the weight of the body when sitting

Front 19

Pubic Symphysis

Back 19

Point where the coxal bones join anteriorly

Front 20

iliac crest

Back 20

upper margin of iliac bones

Front 21

acetabulum

Back 21

-deep socket in the hip bone that receives the head of the thigh bone

Front 22

sacroiliac joint

Back 22

point where the axial skeleton (sacrum) attaches to the pelvic girdle

Front 23

femur

Back 23

-Longest, strongest bone in the body
-articulates with the coxal bone

Front 24

fibula

Back 24

lateral bone of the lower leg

Front 25

tibia

Back 25

medial bone of the lower leg

Front 26

patella

Back 26

kneecap

Front 27

tibia + patella + femur

Back 27

bones forming the knee joint

Front 28

calcaneus

Back 28

heel bone

Front 29

pelvic girdle

Back 29

formed by the articulation of the hip bones and the sacrum

Front 30

periosteum

Back 30

the tough fibrous connective tissue covering of a bone

Front 31

sciatic nerve

Back 31

the large nerve that must be avoided when giving injections into the buttock muscles

Front 32

coxal bones

Back 32

the bones that provide the most protection to the abdominal viscera

Front 33

male pelvis

Back 33

-straight narrow ilium
-small inlet
-longer/more curved sacrum
-longer ischial spines
-pubic arch is less than 90 degrees
-massive

Front 34

female pelvis

Back 34

-wide flared ilium
-large inlet
-shorter/straighter sacrum
-shorter ischial spines
-pubic arch is greater than 90 degrees
-delicate

Front 35

Shoulder girdle

Back 35

-very light and flexible
-glenoid cavity is shallow and the shoulder joint is poorly reinforced by ligaments
-prone to dislocation

Front 36

coracoid process

Back 36

-points over top shoulder and anchors some arm muscles

Front 37

Radius

Back 37

-lateral bone of the forearm that follows the thumb with rotation
-"the radius rotates"