ischial tuberosity(redirected from Tuberosity of the ischium)
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the rough bony projection at the junction of the lower end of the body of the ischium and its ramus; this is a weight-bearing point in the sitting position; provides attachment for the sacrotuberous ligament and is the site of origin of the hamstring muscles.
Etymology: Gk, ischion, hip joint; L, tuber, swelling
a rounded protuberance of the lower part of the ischium. It forms a bony area on which the human body rests when in a sitting position.
is·chi·al tu·ber·os·i·ty(is'kē-ăl tū'bĕr-os'i-tē) [TA]
Landmark at the inferior aspect of the ischium: origin of the hamstring muscles.
an elevation or protuberance.
a prominence on the lateral aspect of the humerus; the point of attachment of the deltoid muscle.
a discrete elevation on the maxilla of cows which serves as an attachment for the rostral part of the masseter muscle.
the pin bone; the most caudal process of the ischium.
the free end of the ulna; point of attachment of the triceps brachii muscle.
a rough patch on the cranial aspect of the proximal end of the radius.
prominent tuberosity protruding from the cranial aspect of the proximal end of the tibia onto which the patellar ligament inserts.