rectus


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rectus

 [rek´tus] (L.)
straight.

rectus

(rĕk′təs)
n. pl. rec·ti (-tī′)
Any of various straight muscles, as of the abdomen, eye, neck, and thigh.

rectus

Any of several straight muscles, such as the central vertical muscle on either side of the midline of the abdomen (the rectus abdominis), the rectus femoris on the front of the thigh or the four rectus muscles that move the eyeball. From the Latin rectus , straight.

rectus

a straight muscle, such as either of the two muscles that serve, together with the more anterior pair of oblique muscles, to move the eyeball. They are situated behind the eyeball in a posterior position.
References in periodicals archive ?
We present a rare SFT of rectus sheath in a middle-aged woman.
d) There is underaction of all muscles in the right eye except lateral rectus and superior oblique
Rectus sheath hematoma may be associated with trauma, surgery, sudden coughing-related muscle contraction, abdominal injections, and pregnancy; it may also occur by itself.
The clinic radiological signs of our patient confirmed that palsy of the medial rectus, superior rectus, and inferior oblique muscles may be caused by MLF damage.
MRI images of the disease reportedly show unilateral enlargement of the extraocular muscle (especially superior rectus or lateral rectus muscles) that involves the tendons with vague contour of the muscle [3, 13].
Although injuries to the inferior rectus muscle have been reported in association with injuries to other orbital structures, most commonly the medial rectus muscle [12], isolated inferior rectus injuries via orbital floor violation are rare with only one reported case in the literature [7].
The tumor infiltrated fat tissue under the skin, inguinal ligament, and abdominal rectus (Figure 4).
The broken end of medial rectus was firmly attached to the sclera surface (surgical design: 5 mm posterior insertion) and the initial muscle suture (6-0 Coated Vicryl absorbable, Ethicon, INC) was intact but loose; therefore, it was removed.
Diastasis rectus separation occurs due to the softening of connective tissues related to the hormonal release of progesterone and relax in prolonged stress of a progressive weight gain and subsequent weakness of the abdominal muscles associated with pregnancy.5,6 The degree of deformity due to the expansion of the abdominal wall may vary from practically unnoticeable to grossly disfiguring, cosmetically disturbing for women.