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calcaneal tendon
Large tendon of the posterior face of the ankle, connecting the triceps surae to the calcaneus.

Bone of the tarsus forming the heel of the foot and serving to attach the Achilles tendon and several calf muscles.

Hind part of the leg, made up of triceps surae.

Each of four teeth located between the incisors and premolars, having a pointed crown and serving to tear food.

capitate bone
Bone of the lower row of the carpus, articulating with the upper row and the third metacarpal; it is the largest of the carpal bones.

cardiac notch of left lung
Depression in the lower part of the left lung, corresponding to the space occupied by the heart.

carotid canal
Hollow aperture in the temporal bone, allowing the passage of the internal carotid artery.

Group of eight short bones (carpal bones) making up the skeleton of the wrist.

cauda equina
All of the nerve fibers extending the spinal cord downward.

caudate lobe of liver
Part of the liver located behind the hilum, to the left of the fossa of the inferior vena cava.

caval opening
Opening of the diaphragm, enabling the passage of the inferior vena cava and branches of the right phrenic nerve.

Initial part of the large intestine, connecting with the ileum.

celiac trunk
Anterior branch of the abdominal aorta, dividing into three arteries (left gastric, common hepatic and splenic arteries) to serve the organs of the abdomen.

central canal of spinal cord
Canal located at the center of the spinal cord, communicating with the fourth cerebral ventricle and transporting cerebrospinal fluid.

central sulcus
Fissure separating the frontal lobe from the parietal lobe of the brain.

central tendon of diaphragm
Central part of the diaphragm, formed of a tendinous membrane into which the peripheral muscle fibers insert.

cephalic vein
Vein of the outer face of the arm, emptying into the axillary vein; it receives the superficial veins of the shoulder.

Part of the brain, ensuring motor coordination and maintaining balance and posture.

cerebral aqueduct
Canal joining the posterior extremity of the fourth ventricle and the posterior side of the third ventricle of the brain.

cerebral hemisphere
Each of the two symmetrical halves of the brain, whose surface is divided into four lobes (frontal, temporal, parietal and occipital).

cerebral peduncle
Each of two nerve bundles connecting the pons to the brain.

cervical canal
Channel formed by the walls of the cervix of the uterus, connecting the uterine cavity to the vagina.

cervical nerves
All eight pairs of spinal nerves, innervating the neck, shoulders, upper limbs and diaphragm.

cervical vertebrae
Highly mobile vertebrae (7) forming the upper part of the vertebral column at the neck.

cervicothoracic ganglion
Ganglia formed by the fusion of the inferior cervical node and first thoracic node, whose twigs lead to the head, neck, heart and upper limb.

cervix uterus
Lower extremity of the uterus, opening into the vagina.

Side of the face containing muscles capable of giving it many different expressions.

Protruding part of the lower face, corresponding to the mandible.

Posterior openings of the nasal cavities.

choroid plexus of third ventricle
Mostly vascular formation located in the third ventricle, producing cerebrospinal fluid.

circumflex artery
Terminal branch of the left coronary artery, irrigating the left atrium and ventricle of the heart.

circumflex scapular artery
Branch of the subscapular artery, irrigating the muscles of the scapula.

circumflex scapular vein
Vein returning blood from the muscles of the scapula to the subscapular vein.

cisterna chyli
Dilated sac formed by the confluence of several lymphatic trunks of the abdomen; it gives rise to the thoracic duct.

Unpaired bone, long and slender, connecting the scapula to the sternum.

Small triangular bone resulting from the fusion, in early adulthood, of the coccygeal vertebrae and forming the lower extremity of the vertebral column.

colic impression of spleen
Inferior part of the spleen in contact with the colon.

common carotid artery
Branch of the brachiocephalic trunk (right common carotid) or of the arch of the aorta (left common carotid) irrigating the head and upper part of the neck; it is divided into the external and internal carotid arteries.

common extensor muscle of fingers
Muscle connecting the lateral epicondyle of the humerus to the medial and distal phalanges of the last four fingers; it allows extension of the fingers (except the thumb) and assists in extension of the hand.

common fibular nerve
Branch of the sciatic nerve, innervating the knee and muscles of the anterior and lateral parts of the leg.

common hepatic artery
Branch of the celiac trunk serving mainly to irrigate the liver, as well as the stomach and pancreas; it extends via the proper hepatic artery.

common iliac artery
Artery arising from the abdominal aorta and irrigating the lower limb.

common iliac lymph nodes
Nodes grouped near the common illiac vein and artery, filtering lymph from the external and internal iliac nodes.

common iliac vein
Vein draining blood from the lower limb to the inferior vena cava.

common interosseous artery
Branch of the ulnar artery, irrigating most of the muscles of the forearm.

common palmar digital arteries
Branches of the palmar superficial arch, giving rise to the proper palmar digital arteries.

common palmar digital nerves
Branches of the median nerve, innervating the muscles of the palm of the hand; they then send out branches innervating the fingers.

common tendinous sheath of fibular muscles
Membrane covering the tendons of the short and long fibular muscles at the lateral malleolus of the ankle.

communicating branches
Nerve fibers connecting the spinal nerves with the sympathetic nodes.

condylar canal
Aperture in the occipital bone, allowing the passage of blood vessels; it is absent in certain individuals.

confluence of venous sinuses
Convergence point of the upper sagittal, right, occipital and transverse sinuses.

coracobrachial muscle
Muscle connecting the coracoid process of the scapula to the medial border of the humerus; it mainly allows flexion of the arm.

coracoid process
Bony protrusion of the scapula, serving to attach several ligaments reinforcing the shoulder joint.

corniculate cartilage
Elastic cartilage located at the summit of each of the arytenoid cartilages.

coronary ligament of liver
Ligament connecting the posterior face of the liver to the inferior face of the diaphragm.

coronary sinus
Enlargement of the terminal part of the great cardiac vein, emptying into the right auricle.

coronoid process of ulna
Bony protrusion in front of the upper extremity of the ulna, articulating with the trochlea of the humerus to allow the forearm to flex and extend.

corpus albicans
Fibrous mass formed by the degeneration of the corpus luteum in the absence of fertilization.

corpus callosum
Band of white matter connecting the two cerebral hemispheres and ensuring transmission of information from one to the other.

corpus luteum
Mass formed in the ovary by a mature ovarian follicle releasing an ovule; it secretes a hormone that prepares the endometrium to receive the fertilized ovule.

corrugator supercilii muscle
Small muscle located above the orbit allowing the eyebrows to lift and the skin of the forehead to crease.

costal cartilage
Connective tissue structure prolonging a rib and articulating with the sternum.

costal part of diaphragm
Part of the diaphragm, inserting on the internal surface of the ribs and costal cartilages.

costocervical trunk
Artery arising from the subclavian artery, whose branches (supreme intercostal artery, deep cervical artery) especially travel toward the deep muscles of the neck, pleura and ribs.

Rigid structure formed of eight bones (four paired and four unpaired) covering and protecting the brain.

cricoid cartilage
Ring-shaped cartilage located in the lower part of the larynx.

cricothyroid joint
Synovial joint connecting the cricoid and thyroid cartilages; it allows the forward movement of the thyroid cartilage.

cricothyroid muscle
Muscle of the larynx, connecting the cricoid and thyroid cartilages and allowing the vocal cords to tense.

cubital lymph nodes
Nodes located along the basilic vein, filtering lymph from the arm and forearm.

cuboid bone
Bone of the tarsus, articulating with the fourth and fifth metatarsals.