musculus

Definitions of musculus

1. noun

   one of the contractile organs of the body
   synonyms: muscle

   types:

   skeletal muscle, striated muscle

   a muscle that is connected at either or both ends to a bone and so move parts of the skeleton; a muscle that is characterized by transverse stripes

   pronator

   a muscle that produces or assists in pronation

   supinator

   a muscle (especially in the forearm) that produces or assists in supination

   levator

   a muscle that serves to lift some body part (as the eyelid or lip)

   antagonistic muscle

   (physiology) a muscle that opposes the action of another

   eye muscle, ocular muscle

   one of the small muscles of the eye that serve to rotate the eyeball

   rectus

   any of various straight muscles

   involuntary muscle, smooth muscle

   a muscle that contracts without conscious control and found in walls of internal organs such as stomach and intestine and bladder and blood vessels (excluding the heart)

   anatomical sphincter, sphincter, sphincter muscle

   a ring of muscle that contracts to close an opening

   tensor

   any of several muscles that cause an attached structure to become tense or firm

   voluntary muscle

   striated muscle that can be controlled voluntarily

   abductor, abductor muscle

   a muscle that draws a body part away from the median line

   adductor, adductor muscle

   a muscle that draws a body part toward the median line

   anconeous muscle, musculus anconeus

   the muscle that extends the forearm and abducts the ulna in pronation of the wrist

   agonist

   a muscle that contracts while another relaxes

   antagonist

   a muscle that relaxes while another contracts

   articular muscle

   a muscle that inserts directly onto the capsule of a joint

   extensor, extensor muscle

   a skeletal muscle whose contraction extends or stretches a body part

   flexor, flexor muscle

   a skeletal muscle whose contraction bends a joint

   abducens muscle, lateral rectus, lateral rectus muscle, rectus lateralis

   the ocular muscle whose contraction turns the eyeball outward

   inferior rectus, inferior rectus muscle, rectus inferior

   the ocular muscle whose contraction turns the eyeball down and medially

   medial rectus, medial rectus muscle, rectus medialis

   the ocular muscle whose contraction turns the eyeball medially

   rectus superior, superior rectus, superior rectus muscle

   the ocular muscle whose contraction turns the eyeball upward and medially

   myometrium

   the smooth muscle forming the wall of the uterus

   deltoid, deltoid muscle, musculus deltoideus

   a large triangular muscle covering the shoulder joint and serving to abduct and flex and extend and rotate the arm

   serratus, serratus muscles

   any of several muscles of the trunk

   musculus pectoralis, pecs, pectoral, pectoral muscle, pectoralis

   either of two large muscles of the chest

   intercostal, intercostal muscle, musculus intercostalis

   muscles between the ribs; they contract during inspiration

   depressor, depressor muscle

   any skeletal muscle that draws a body part down

   ab, abdominal, abdominal muscle

   the muscles of the abdomen

   lat, latissimus dorsi

   a broad flat muscle on either side of the back

   glute, gluteal muscle, gluteus, gluteus muscle

   any one of three large skeletal muscles that form the buttock and move the thigh

   physiological sphincter

   a sphincter that is not recognizable at autopsy because its resting arrangement cannot be distinguished from adjacent tissue

   anal sphincter, musculus sphincter ani, sphincter ani

   the sphincter muscle of the anus

   musculus sphincter ani externus

   an external ring of striated muscle surrounding the anus

   musculus sphincter ani internus

   an internal ring of smooth muscle formed by circular fibers of the rectum

   musculus sphincter urethrae, urethral sphincter

   a striated sphincter muscle that constricts the urethra

   bladder sphincter, musculus sphincter vesicae

   the sphincter muscle of the urinary bladder; made up of a thickened muscular layer of bladder around the urethral opening

   musculus sphincter ductus choledochi

   the smooth muscle sphincter of the common bile duct

   musculus sphincter ductus pancreatici

   the smooth muscle sphincter of the main pancreatic duct

   musculus sphincter pupillae, pupillary sphincter

   a ring of smooth muscle surrounding the iris

   musculus sphincter pylori, pyloric sphincter, pyloric valve

   the sphincter muscle of the pylorus that separates the stomach from the duodenum

   tensor tympani

   a small muscle in the middle ear that tenses to protect the eardrum

   calf, sura

   the muscular back part of the shank

   gastrocnemius, gastrocnemius muscle

   the muscle in the back part of the leg that forms the greater part of the calf; responsible for the plantar flexion of the foot

   psoas

   either of two muscles of the abdomen and pelvis that flex the trunk and rotate the thigh

   rhomboid, rhomboid muscle

   any of several muscles of the upper back that help move the shoulder blade

   soleus, soleus muscle

   a broad flat muscle in the calf of the leg under the gastrocnemius muscle

   splenius, splenius muscle

   either of two flat muscles that extend from the upper vertebrae to the base of the skull and serve to rotate or flex or extend the head and neck

   peroneus

   muscle of the lower leg that is involved in moving the foot

   pterygoid muscle

   muscle descending from the sphenoid bone to the lower jaw

   biceps

   any skeletal muscle having two origins (but especially the muscle that flexes the forearm)

   triceps

   any skeletal muscle having three origins (but especially the triceps brachii)

   axial muscle

   a skeletal muscle of the trunk or head

   musculus sartorius, sartorius, sartorius muscle

   a muscle in the thigh that helps to rotate the leg into the sitting position assumed by a tailor; the longest muscle in the human body

   musculus scalenus, scalene muscle, scalenus

   any of four pairs of muscles extending from the cervical vertebrae to the second rib; involved in moving the neck and in breathing

   musculus sternocleidomastoideus, sternocleido mastoideus, sternocleidomastoid, sternocleidomastoid muscle

   one of two thick muscles running from the sternum and clavicle to the mastoid and occipital bone; turns head obliquely to the opposite side; when acting together they flex the neck and extend the head

   teres, teres muscle

   either of two muscles in the shoulder region that move the shoulders and arms

   musculus tibialis, tibialis, tibialis muscle

   either of two skeletal muscle in each leg arising from the tibia; provides for movement of the foot

   cowl muscle, musculus trapezius, trapezius, trapezius muscle

   either of two flat triangular muscles of the shoulder and upper back that are involved in moving the shoulders and arms

   facial muscle

   any of the skeletal muscles of the face

   musculus temporalis, temporal muscle, temporalis, temporalis muscle

   muscle extending from the temporal fossa to the coronoid process of the mandible; acts to raise the mandible and close the jaws

   type of:

   contractile organ, contractor

   a bodily organ that contracts