trochanteric fossa

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Related to digital fossa: lesser trochanter

tro·chan·ter·ic fos·sa

a depression at the root of the neck of the femur beneath the curved tip of the great trochanter; it gives attachment to the tendon of the obturator externus.
Synonym(s): fossa trochanterica [TA], digital fossa (1)

trochanteric fossa

a fossa on the greater trochanter to which the obturator externus muscle is attached.

trochanteric fossa

At the proximal end of the femur, an irregular recess along the upper inner (proximal medial) surface of the great trochanter, where the medial edge of the greater trochanter overhangs the neck of the femur.
See also: fossa


pl. fossae [L.] a trench or channel; a hollow or depressed area.

acetabular fossa
the nonarticular part of the acetabulum.
amygdaloid fossa
the depression in which the palatine tonsil is lodged in some species.
cerebral fossa
any of the depressions on the floor of the cranial cavity.
lateral cerebral fossa
see vallecula sylvii.
fossa clitoridis
the cavity in which the glans clitoridis resides.
condylar fossa, condyloid fossa
either of depressions lateral to the occipital condyles.
coronoid fossa
a depression in the humerus for the coronoid process of the ulna. Called also radial fossa.
cranial fossa
any one of the three hollows (rostral, middle and caudal) in the base of the cranium for the lobes of the brain.
ethmoid fossa
the hollow in the cribriform plate of the ethmoid bones, for the olfactory bulb.
fossa glandis
depression at the end of the stallion glans penis, housing the urethral process; it harbors smegma and potential pathogens.
glenoid fossa
mandibular fossa.
hyaloid fossa
a depression in the front of the vitreous body, lodging the lens.
hypophyseal fossa, hypophysial fossa
a depression in the sphenoid lodging the pituitary gland; called also pituitary fossa.
infratemporal fossa
an irregularly shaped cavity medial or deep to the zygomatic arch.
intercrural fossa
the fossa between the cerebral peduncles.
interpeduncular fossa
a triangular depression between the crura cerebri.
ischiorectal fossa
a potential space between the pelvic diaphragm, the ischium and the skin.
lacrimal sac fossa
excavated from the lacrimal bone and housing the lacrimal sac.
lingual fossa
the transverse groove on the dorsum of the bovine tongue between the torus and the tip.
mandibular fossa
a depression in the pars squamosa of the temporal bone at the base of the zygomatic process, in which the condyle of the mandible rests; called also glenoid fossa.
nasal fossa
the right or left half of the nasal cavity.
fossa nudatae
see synovial fossa (below).
olecranon fossa
between the epicondylar crests at the distal end of the humerus; receives the anconeal process of the ulna.
fossa ovalis cordis
a fossa in the right atrium of the heart; the remains of the fetal foramen ovale.
ovarian fossa
a shallow depression on the surface of the mare's ovary. Called also ovulation fossa.
paralumbar fossa
the hollow of the flank, bounded dorsally by the transverse processes of the lumbar vertebrae, cranially by the last rib and caudally by the muscles of the thigh.
pituitary fossa
hypophyseal fossa.
radial fossa
see coronoid fossa (above).
rhomboidal fossa
floor of the fourth ventricle.
supracondylar fossa
the depression between the condyles of the femur.
supraspinous fossa
a depression cranial to the spine of the scapula.
synovial fossa
depressed, cartilage-free islands in large articular cartilages; no function has been determined for them. Called also fossa nudatae.
temporal fossa
an area on the side of the cranium bounded by the temporal line and the zygomatic arch, lodging the temporal muscle.
trochanteric fossa
the deep fossa at the proximal end of the femur between the greater and lesser trochanters.
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