At the beach party he wouldn't stop flexing his gym muscles, as if size were the only thing that mattered.

During the echocardiogram, the cardiologist carefully examined the papillary muscles for signs of dysfunction.

After months of training, he finally noticed definition in his oblique muscles.

When reading, the ciliary muscles adjust the lens to keep the text in sharp focus.

The researcher examined the contraction of smooth muscles under a microscope.

The biologist examined the striped muscles under the microscope to determine their fiber alignment.

The biologist demonstrated how striated muscles contract and relax under the microscope.

During the dissection, the surgeon carefully examined the abdominoscrotal muscles to document their unusual attachments.

After months of training, her abdominal muscles became noticeably stronger and more defined.

The surgeon explained that the abducens muscles were inflamed, causing the patient's double vision.