Chapter 8: The Appendicular Skeleton

The ________ located on the anteromedial (internal) surface of the upper ilium is called the iliac fossa.

________ to the spine is the narrow supraspinous fossa, and inferior to the spine is the broad infraspinous fossa.

The distal bones (lateral to medial) are the ________ " (table), "________ ("resembles a table), "capitate ("head- shaped), "and hamate ("hooked bone) "bones.

________ is less than 70 degrees.

It articulates with the inferior aspect of the ________, forming the proximal tibiofibular joint.

The _ (shoulder blade) lies on the posterior aspect of the shoulder.

which also articulates with the humerus (arm bone) to form the shoulder joint.

Each ________ articulates with the proximal phalanx of a toe to form a metatarsophalangeal joint.

________ has a round or oval shape.

has a triangular shape and articulates with the manubrium portion of the sternum.

________ is greater than 80 degrees.

which is the only bony articulation between the pectoral girdle of the upper limb and the axial skeleton.

________ is heart- shaped.

the medial end, the lateral end, and the shaft

= "rib"), which spans the sternal end of the clavicle and the underlying first rib

or pulley-shaped region (trochlea = "pulley"), which articulates with the ulna bone

the right and left hip bones, the sacrum, and the coccyx

articulates with the acromion of the scapula, the portion of the scapula that forms the bony tip of the shoulder.

is located lateral to the midpoint of the superior border.

located between the medial and superior borders

located between the medial and lateral borders.

(shoulder joint)

is a long and prominent ridge that runs across its upper portion.

Extending laterally from the spine is a flattened and expanded region.

The acromion forms the bony tip of the superior shoulder region and articulates with the lateral end of the clavicle

The primary support for the acromioclavicular joint comes from a very strong ligament

is the single bone of the upper arm

(medially) and the radius (laterally) are the paired bones of the forearm.

The base of the hand contains eight bones

The base of the hand contains eight bones, each called a

the palm of the hand is formed by five bones, each called a

Located on the lateral side of the proximal humerus is an expanded bony area called the

is a roughened, V-shaped region located on the lateral side in the middle of the humerus shaft.

The prominent bony projection on the medial side is the

The roughened ridge of bone above the lateral epicondyle is the

above the capitulum

which receives the coronoid process of the ulna

The proximal end of the ulna resembles a crescent wrench with its large, C-shaped

The inferior margin of the trochlear notch is formed by a prominent lip of bone called the

To the lateral side and slightly inferior to the trochlear notch is a small, smooth area called the

Just below this on the anterior ulna is a roughened area called the

This area is the site of articulation between the proximal radius and the ulna, forming the

The lateral side of the shaft forms a ridge called the

The small, rounded area that forms the distal end is the

a short bony projection.

(“boat-shaped”)

(“moon-shaped”)

(“three-cornered”)

(“pea-shaped”)

(“table”)

(“resembles a table”)

(“head-shaped”)

(“hooked bone”)

The hamate bone is characterized by a prominent bony extension on its anterior side called the

Together, the carpal bones and the flexor retinaculum form a passageway called the

is one of the articulations between adjacent phalanges of the digits.

(hip girdle) is formed by a single bone

(coxal = “hip”), which serves as the attachment point for each lower limb.

is the fan-like, superior region that forms the largest part of the hip bone.

forms the posteroinferior region of each hip bone.

It is firmly united to the sacrum at the largely immobile

forms the anterior portion of the hip bone.

The pubis curves medially, where it joins to the pubis of the opposite hip bone at a specialized joint called the

This curved, superior margin of the ilium is the

The rounded, anterior termination of the iliac crest is the

Inferior to the anterior superior iliac spine is a rounded protuberance called the

This is located at the inferior end of a large, roughened area called the

The shallow depression located on the anteromedial (internal) surface of the upper ilium is called the

The large, inverted U-shaped indentation located on the posterior margin of the lower ilium is called the

Projecting superiorly and anteriorly from the ischial tuberosity is a narrow segment of bone called the

The slightly curved posterior margin of the ischium above the ischial tuberosity is the

The bony projection separating the lesser sciatic notch and greater sciatic notch is the

The enlarged medial portion of the pubis is the

Located superiorly on the pubic body is a small bump called the

Extending downward and laterally from the body is the

is the bony structure formed by the pubic symphysis, and the bodies and inferior pubic rami of the adjacent pubic bones.

The inverted V-shape formed as the ischiopubic rami from both sides come together at the pubic symphysis is called the

The three areas of each hip bone, the ilium, pubis, and ischium, converge centrally to form a deep, cup-shaped cavity called the

The large opening in the anteroinferior hip bone between the ischium and pubis is the

runs from the sacrum to the ischial spine

runs from the sacrum to the ischial tuberosity.

The superior opening is the

The broad, superior region, defined laterally by the large, fan-like portion of the upper hip bone, is called the ___ (greater pelvic cavity; false pelvis).

(also known as the pelvic inlet) forms the superior margin of the lesser pelvis, separating it from the greater pelvis.

The inferior limit of the lesser pelvic cavity is called the

is that portion of the lower limb located between the hip joint and knee joint.

is specifically the region between the knee joint and the ankle joint.

is the single bone of the thigh.

is the kneecap and articulates with the distal femur.

is the larger, weight-bearing bone located on the medial side of the leg, and the fibula is the thin bone of the lateral leg.

The posterior portion of the foot is formed by a group of seven bones, each of which is known as a

The toes contain 14 small bones, each of which is a