The ischium (/ˈɪski.əm/; pl.: ischia) forms the lower and back region of the hip bone (os coxae). Situated below the ilium and behind the pubis, it is...

(including humans before puberty) it is composed of three parts: the ilium, ischium, and the pubis. The two hip bones join at the pubic symphysis and together...

The ischial tuberosity (or tuberosity of the ischium, tuber ischiadicum), also known colloquially as the sit bones or sitz bones, or as a pair the sitting...

from the pubis, the bones inferior pubic ramus from the ischium, the inferior ramus of the ischium It forms the inferior border of the obturator foramen...

the ischium) is called the pubofemoral portion, adductor portion, or adductor minimus, and the portion arising from the tuberosity of the ischium is called...

spine. The pelvic girdle is composed of the appendicular hip bones (ilium, ischium, and pubis) oriented in a ring, and connects the pelvic region of the spine...

The ischial spine is part of the posterior border of the body of the ischium bone of the pelvis. It is a thin and pointed triangular eminence, more or...

Symphysis os-ischium angle (of Tönnis): This evaluates the pelvic position in the sagittal plane. Lines are drawn from the highest point of the ischium to the...

inner surface of the tuberosity of the ischium, behind the crus penis; and from the inferior pubic rami and ischium on either side of the crus. From these...

acetabulum. Contributing a little more than two-fifths of the structure is the ischium, which provides lower and side boundaries to the acetabulum. The ilium...

bilaterally paired opening of the bony pelvis. It is formed by the pubis and ischium. It is mostly closed by the obturator membrane except for a small opening...

perineum, a part of the pelvic floor. It arises from the inferior rami of the ischium and runs to the median plane, where it interlaces in a tendinous raphe...

articular surfaces of the ischium with the ilium and the pubis are separated by a large concave surface (on the upper side of the ischium a part of the open...

the pelvis. It is formed by the convergence of the inferior rami of the ischium and pubis on either side, below the pubic symphysis. The angle at which...

primarily counted to. Anterior bone (hip bone or pelvic girdle) (1) Ilium Ischium Pubis Posterior bones (pelvic spine) Sacrum Coccyx There are a total of...

becomes narrower as it descends and joins with the inferior ramus of the ischium below the obturator foramen. Its anterior surface is rough, for the origin...

Rotating view of the hamstring muscles Details Origin tuberosity of the ischium, linea aspera Insertion tibia, fibula Artery inferior gluteal artery, profunda...

muscle originates on the medial surface of the obturator membrane, the ischium near the membrane, and the rim of the pubis. It exits the pelvic cavity...

At the midpoint of the popliteal fossa. S3 – Over the tuberosity of the ischium or intragluteal fold S4 and S5 – In the perianal area, less than one cm...

dorsal vertebrae, synsacrum, caudal vertebrae, humeri, ulna, ischium, partial right ischium, fragments of the right ilium, cervical ribs, metacarpals, phalanges...

internus (L5-S2) Gemellus inferior muscle Just above the tuberosity of the ischium Lower edge of Obturator internus muscle tendon (indirectly greater trochanter)...

lower and medial impression on the upper part of the tuberosity of the ischium, by a tendon common to it and the long head of the biceps femoris; it also...

muscular and tendinous fibers. It arises by its apex from the spine of the ischium and sacrospinous ligament. It is inserted by its base into the margin of...

transverse perineal Torso, Perineum, Deep perineal pouch inferior ramus of ischium its fellow of opposite side pudendal nerve constricts urethra (maintains...

margins of the rami of the pubis and ischium, lateral to the crus penis and as far back as the tuberosity of the ischium. Posteriorly, it curves around the...

trochanter, femur (pl.: femora), tibia (pl.: tibiae), tarsus (pl.: tarsi), ischium (pl.: ischia), metatarsus, carpus, dactylus (meaning finger), patella (pl...

nerve; it accompanies the internal pudendal artery along the ramus of the ischium; it then runs forward along the margin of the inferior ramus of the pubis...

pressure sore sites include the skin over the coccyx, the sacrum, the ischia/ischium, the heels of the feet, over the heads of the long bones of the foot, buttocks...

quarry, the specimen consisting of a partial skull, several vertebrae, an ischium, partial limbs, several plates, and four thagomizers, though eight thagomizers...

lower and inner impression on the posterior part of the tuberosity of the ischium. This is a common tendon origin with the semitendinosus muscle, and from...