See Also: musculus intercostalis internus(medicine)
musculus intercostalis intimus(medicine)
musculus rectus internus(medicine)
musculus sphincter ani internus(medicine)
musculus obturator internus(medicine)
musculus vastus internus(medicine)
musculus thyroarytenoideus internus(medicine)
musculus pterygoideus internus(medicine)
Herbal medicine (botanical medicine, herbology, phytomedicine)(health)
vena intercostalis suprema(medicine)

musculus intercostalis internus (medicine)


musculus intercostalis internus -->
internal intercostal muscle
<anatomy> Each arises from lower border of rib and passes obliquely downward and backward to be inserted into upper border of rib below; action, contract during expiration, also maintain tension in the intercostal spaces to resist mediolateral movement; nerve supply, intercostal.

Synonym: musculus intercostalis internus.