Human Anatomy

470 topics: concise articles with key facts, structure and typical exam questions.

• Abdominal Aorta
• Abdominal Aorta
• Abdominal Aortic Plexus and Its Derivatives
• Abdominal Regions and Fasciae
• Abducens Nerve: Anatomy, Pathway and Function
• Abductor Digiti Minimi Muscle (Hand)
• Accessory Nerve
• Accessory Structures of the Eyeball
• Accessory Visual Structures
• Achilles Tendon: Anatomy, Reflex and Clinical Significance
• Adductor Hiatus
• Adductor Longus Muscle
• Adductor Magnus Muscle
• Adrenal Glands
• Alveolar Process of the Maxilla
• Anal Canal
• Anconeus Muscle
• Anterior Arm Muscles: Anatomy, Functions and Innervation
• Anterior Communicating Artery
• Anterior Inferior Cerebellar Artery
• Anterior Interosseous Artery
• Anterior Spinal Artery: Anatomy and Blood Supply
• Aorta
• Aortic Hiatus of the Diaphragm
• Arteries of the Foot
• Arteries of the Forearm and Hand
• Arteries of the Leg
• Arteries of the Leg and Foot
• Articular Capsule
• Articular Disc
• Articular Tubercle of the Temporal Bone
• Ascending Pharyngeal Artery
• Atlanto-Occipital and Atlantoaxial Joints
• Auditory and Vestibular Pathways
• Autonomic Innervation of Internal Organs
• Axes, Planes, and Terminology
• Axillary Artery
• Axillary Nerve
• Back Regions
• Basal Nuclei (Basal Ganglia): Anatomy and Structure
• Basilar Artery
• Biceps Femoris Muscle: Anatomy and Function
• Bicipital Aponeurosis
• Biliary Tract and Gallbladder
• Blood Supply and Innervation of the Eyeball
• Blood Supply of the Inner Ear
• Body of Maxilla
• Body of the Hyoid Bone
• Body of the Mandible: Anatomy and Clinical Significance
• Bone and Skeleton Structure
• Bones of the Foot
• Bones of the Forearm
• Bones of the Hand
• Bones of the Leg
• Bones of the Pectoral Girdle
• Brachial Artery
• Brachial Plexus
• Brachialis Muscle
• Brachiocephalic Trunk
• Brain: Anatomy, Parts and Functions
• Broca's Area: Anatomy, Function, and Aphasia
• Caecum
• Canals and Fossae of the Lower Limb
• Canals of the Temporal Bone
• Carotid Body
• Carotid Sinus
• Caudate Nucleus
• Celiac Plexus: Anatomy, Structure and Branches
• Central Tendon of the Diaphragm
• Cerebellum
• Cerebral Arteries: Anatomy, Branches, and Circle of Willis
• Cerebral Cortex: Anatomy, Layers and Types
• Cerebral White Matter
• Cervical Canal
• Cervical Plexus
• Cervical Vertebrae
• Choanae
• Chorda Tympani
• Ciliary Ganglion
• Ciliary Muscle
• Cingulate Gyrus
• Clavipectoral Fascia
• Clivus
• Coccygeal Vertebrae
• Colon
• Common and External Iliac Arteries
• Common Carotid Artery
• Common Hepatic Duct
• Condylar Process of the Mandible
• Contents of Skull Canals, Foramina, and Fissures
• Coronoid Process of the Mandible
• Corpus Callosum and Fornix
• Corpus Luteum
• Corpus Striatum
• Costal Groove: Anatomy, Boundaries and Clinical Significance
• Cranial Nerves
• Cremaster Muscle: Anatomy, Origin and Reflex
• Cruropopliteal Canal
• Cubital Fossa: Contents and Anatomy
• Cystic Duct
• Deep Fibular Nerve
• Deep Inguinal Ring
• Deep Muscles of the Back
• Deep Muscles of the Chest
• Dental Cementum
• Dental Pulp
• Dentin
• Detrusor Muscle
• Development of the Muscular System
• Diaphragm
• Diencephalon: Anatomy, Parts and Functions
• Digastric Muscle
• Duodenojejunal Flexure
• Duodenum
• Elbow Joint
• Embryogenesis of the Nervous System
• Endocrine Glands
• Endocrine Part of the Pancreas
• Epiploic Foramen
• Erector Spinae Muscle
• Esophageal Hiatus
• Esophagus: Anatomy, Histology and Relations
• Ethmoid Bone
• Extensor Carpi Radialis Longus
• Extensor Digiti Minimi Muscle
• Extensor Digitorum Brevis Muscle
• Extensor Digitorum Muscle
• Extensor Indicis Muscle
• Extensor Indicis Muscle: Anatomy, Origin, and Function
• Extensor Pollicis Brevis Muscle
• Extensor Pollicis Longus Muscle
• Extensor Retinaculum
• External Anal Sphincter
• External Carotid Artery
• External Ear
• External Nose: Anatomy, Cartilages and Topography
• External Skull Base: Anatomy, Foramina and Connections
• Eyeball
• Facial Muscles of the Mouth
• Facial Nerve
• Fascia Lata: Anatomy, Structure and Clinical Significance
• Fascia of the Forearm and Hand
• Fasciae of the Back
• Fasciae of the Lower Limb
• Female External Genitalia
• Femoral Artery
• Femoral Nerve
• Femur and Patella
• Fetal Circulation
• Fibularis Longus Muscle: Anatomy and Function
• Flexor Carpi Radialis
• Flexor Carpi Ulnaris Muscle
• Flexor Digitorum Brevis
• Flexor Digitorum Longus Muscle
• Flexor Digitorum Profundus Muscle
• Flexor Digitorum Superficialis Muscle
• Flexor Hallucis Brevis Muscle
• Flexor Pollicis Longus Muscle
• Flexor Retinaculum
• Foot Muscles: Central Plantar Group
• Foramen Caecum of the Skull
• Foramen Lacerum
• Foramen Magnum: Anatomy, Borders, and Contents
• Foramen Ovale: Anatomy, Location and Contents
• Foramen Spinosum: Anatomy, Location and Contents
• Foramina Cribrosa
• Forearm Muscles: Anterior Compartment
• Fossa Ovalis of the Thigh: Anatomy and Clinical Significance
• Fourth Ventricle
• Frontal Bone
• Functional Axes and Tests of the Upper Limb
• Galea Aponeurotica
• Gallbladder
• General Angiology
• General Arthrology
• General Overview of the Skull
• Glabella
• Globus Pallidus
• Glossopharyngeal Nerve
• Gracilis Muscle
• Greater Palatine Canal
• Guyon's Canal
• Hard and Soft Palate: Anatomy, Muscles and Innervation
• Head of Mandible
• Heart and Vena Cava System
• Hepatic Veins
• Hip Bone and Pelvis: Anatomy and Structure
• Humerus
• Hyoglossus Muscle
• Hyoid Bone
• Hypoglossal Canal
• Hypoglossal Nerve
• Hypothalamus: Anatomy and Neuroendocrine Regulation
• Iliopsoas Muscle
• Iliotibial Tract
• Inferior Nasal Meatus
• Inferior Pancreaticoduodenal Artery
• Infrahyoid Muscles
• Infraorbital Canal
• Infraorbital Foramen
• Infratemporal Fossa: Anatomy, Boundaries and Contents
• Inguinal Canal
• Inguinal Ligament
• Internal Acoustic Meatus: Anatomy and Contents
• Internal Carotid Artery
• Internal Cranial Base
• Internal Iliac Artery
• Internal Relief of the Anterior Abdominal Wall
• Interosseous Membrane of Forearm
• Interscalene Triangle
• Intervertebral Disc
• Intramural Nerve Plexuses
• Iris: Anatomy, Layers, and Innervation
• Ischiocavernosus Muscle
• Joints of the Foot
• Joints of the Hand
• Joints of the Pectoral Girdle
• Joints of the Pelvic Bones
• Joints of the Thoracic Cage
• Jugular Foramen
• Kidney
• Knee Joint
• Labial Commissures
• Labyrinthine Artery
• Lacunar Ligament
• Large Intestine
• Laryngeal Cavity and Vocal Apparatus
• Larynx and Its Cartilages
• Lateral Plantar Nerve
• Lateral Pterygoid Muscle
• Lateral Ventricles: Anatomy, Parts and Topography
• Latissimus Dorsi Muscle
• Left Coronary Artery
• Left Main Bronchus
• Leg Muscles: Anterior and Lateral Compartments
• Lesser Palatine Foramina
• Levator Ani Muscle
• Levator Scapulae Muscle
• Lingual Artery: Anatomy, Course and Branches
• Lingual Nerve
• Liver: Anatomy, Lobes, Blood Supply and Segmental Structure
• Lumbar Plexus
• Lumbar Vertebrae
• Lumbar, Sacral and Coccygeal Nerves
• Lungs
• Lymph Nodes of the Head and Neck: Anatomy and Drainage
• Lymphatic System of the Trunk and Limbs
• Lymphatic Trunks and Ducts
• Lymphatic Vessels and Lymph Nodes of the Upper Limb
• Lymphoid Organs: Anatomy, Classification and Functions
• Major Duodenal Papilla
• Male External Genitalia
• Male Urethra
• Mammary Gland
• Mandible
• Mandibular Canal
• Mandibular Foramen
• Mandibular Fossa: Anatomy, Borders and Clinical Significance
• Mandibular Nerve
• Mastoid Foramen
• Maxilla
• Maxillary Artery
• Maxillary Nerve
• Maxillary Tuberosity
• Medial Bicipital Groove
• Medial Plantar Nerve
• Medial Pterygoid Muscle
• Median Nerve: Anatomy, Course and Innervation
• Mediastinum: Anatomy, Compartments and Contents
• Medulla Oblongata
• Membranous Labyrinth of the Inner Ear
• Meninges: Anatomy, Layers, and Spaces
• Mental Foramen
• Midbrain
• Middle Ear
• Middle Group of Neck Muscles: Anatomy and Topography
• Middle Meningeal Artery
• Minor Facial Bones: Anatomy and Structure
• Muscles and Fascia of the Chest
• Muscles of Mastication
• Muscles of the Anterior Abdominal Wall
• Muscles of the Larynx
• Muscles of the Lateral Abdominal Wall
• Muscles of the Pectoral Girdle
• Musculocutaneous Nerve
• Nasal Cavity
• Nasal Cavity
• Nasopalatine Nerve
• Nephron: Anatomy, Structure and Function
• Nervous System and Neuron
• Neural Pathways of the Nervous System
• Oblique Fissure of Lung
• Oblique Popliteal Ligament
• Obturator Externus Muscle
• Obturator Internus Muscle
• Occipital Artery
• Occipital Bone
• Occipitofrontalis Muscle: Anatomy, Parts and Functions
• Oculomotor Nerve
• Ophthalmic Nerve
• Opponens Digiti Minimi Muscle
• Optic Nerve
• Oral Cavity: Anatomy, Boundaries and Structures
• Orbicularis Oculi Muscle
• Orbicularis Oris Muscle
• Orbit
• Organ of Smell
• Osseous Labyrinth of the Internal Ear
• Ovary and Its Appendages
• Palatine Bone
• Palatine Uvula
• Palmar Aponeurosis and Tendon Sheaths
• Palmar Interossei Muscles
• Palmaris Longus Muscle
• Pancreas
• Paraganglia
• Parasympathetic Ganglia of the Head
• Parasympathetic Nervous System
• Parathyroid Glands
• Parietal Bone
• Parotid Duct
• Pectineus Muscle
• Pelvic and Thigh Muscles: Tensor Fasciae Latae and Vastus Muscles
• Pelvic and Urogenital Diaphragms: Anatomy and Functions
• Pelvic Nerve
• Perineum: Anatomy, Muscles, and Fascia
• Periodontium
• Peritoneum and Peritoneal Cavity
• Pes Anserinus (Goose's Foot)
• Pharynx
• Pineal Gland
• Piriformis Muscle: Anatomy, Landmarks and Clinical Significance
• Plantar Aponeurosis
• Plantar Arch
• Pleura: Anatomy, Layers, Cavity and Borders
• Pons
• Popliteal Artery
• Popliteus Muscle
• Portal Vein: Anatomy, Tributaries, and Portosystemic Anastomoses
• Portosystemic and Caval-Caval Anastomoses
• Posterior Cerebral Artery
• Posterior Compartment of the Arm: Muscles, Anatomy and Function
• Posterior Inferior Cerebellar Artery
• Posterior Interosseous Artery
• Precentral Gyrus
• Prevertebral Ganglion
• Pterygopalatine Fossa
• Pterygopalatine Ganglion
• Pulmonary Circulation
• Pupillary Dilator Muscle
• Putamen
• Pyramidal Tract
• Radial Nerve
• Ramus of Mandible
• Rectum
• Rectus Femoris Muscle
• Rectus Sheath: Anatomy, Layers and Contents
• Refractive Media of the Eye
• Renal Pelvis
• Renal Pyramids
• Rhombencephalon
• Ribs
• Right Coronary Artery
• Right Main Bronchus
• Rima Glottidis
• Sacral Parasympathetic Nervous System
• Sacral Vertebrae
• Sacrum and Coccyx: Anatomy, Surfaces and Features
• Salivary Glands
• Saphenous Nerve: Anatomy, Course and Clinical Significance
• Sartorius Muscle
• Schlemm's Canal
• Sciatic Nerve
• Sella Turcica
• Semilunar Valves
• Semimembranosus Muscle
• Semitendinosus Muscle
• Serratus Anterior Muscle
• Shoulder Joint
• Sigmoid Sulcus: Anatomy, Bones and Relations
• Skin and Its Layers: Anatomy, Structure and Histology
• Skull Bone Joints
• Skull Fontanelles
• Small Intestine
• Soleus Muscle
• Spermatic Cord: Anatomy, Contents and Coverings
• Sphenoid Bone
• Sphenopalatine Artery: Anatomy and Branches
• Sphenopalatine Foramen: Anatomy, Borders and Contents
• Sphincter Pupillae
• Spinal Cord Anatomy: Structure and Segments
• Spinal Cord Gray Matter
• Spinal Cord Topography
• Spinal Ganglion
• Spinal Nerves
• Spleen
• Splenic Artery
• Splenius Muscles: Anatomy, Origin, Insertion and Function
• Sternum: Anatomy, Parts and Articulations
• Stomach
• Styloglossus Muscle
• Stylomastoid Foramen
• Subclavian Artery
• Subclavian Vein
• Subclavius Muscle
• Suboccipital Muscles
• Subscapularis Muscle
• Substantia Nigra: Anatomy, Functions, and Clinical Significance
• Sulcus Sinus Petrosis Inferioris
• Superciliary Arches: Anatomy, Borders and Clinical Significance
• Superficial Fibular Nerve
• Superficial Inguinal Ring
• Superficial Muscles of the Chest
• Superficial Muscles of the Neck
• Superficial Temporal Artery
• Superior Cerebellar Artery
• Superior Mesenteric Artery
• Superior Orbital Fissure: Anatomy and Contents
• Superior Rectal Artery
• Superior Thyroid Artery
• Supinator Muscle
• Supraorbital Margin
• Supraorbital Notch
• Sympathetic and Autonomic Plexuses of the Pelvis
• Sympathetic Division of the Autonomic Nervous System
• Sympathetic Trunk: Anatomy and Organization
• Systemic Veins
• Talocrural Joint and Connections of the Leg Bones
• Teeth
• Telencephalon (Cerebrum): Anatomy and Structure
• Temporal Bone
• Temporalis Muscle
• Teres Minor and Major Muscles: Anatomy and Innervation
• Testis
• Third Ventricle and Brainstem Anatomy
• Thoracic Aorta
• Thoracic Aorta
• Thoracic Fascia: Anatomy, Layers and Clinical Significance
• Thoracic Nerves
• Thoracic Vertebrae
• Thoracolumbar Fascia
• Thymus
• Thymus
• Thyroid Gland
• Tibialis Posterior Muscle
• Tongue
• Tooth Enamel
• Trachea and Main Bronchi
• Transversalis Fascia
• Trapezius Muscle
• Triangles of the Neck
• Trigeminal Nerve
• Trigone of the Bladder
• Trochlear Nerve
• Upper Extremity Veins: Anatomy and Drainage
• Ureter: Anatomy, Parts, Constrictions and Relations
• Urinary Bladder
• Uterus
• Vagus Nerve
• Vas Deferens and Seminal Vesicles
• Veins of the Head and Neck
• Vena Cava Foramen: Anatomy, Level and Contents
• Vertebral Canal
• Vertebral Joints
• Vertebral Venous Plexuses: Anatomy and Drainage
• Vestibulocochlear Nerve: Anatomy, Nuclei and Pathways
• Vomer: Anatomy, Structure and Clinical Significance
• Wernicke Area
• White Matter of the Spinal Cord
• Zygomaticotemporal Foramen