Anatomy System – Human Body Anatomy diagram and chart images – Page 2

Types of Synovial Joint Diagram

Types of synovial joints: plane (gliding, e.g., intercarpal), hinge (uniaxial, e.g., elbow), pivot (rotation, e.g., atlantoaxial), condyloid (biaxial, e.g., wrist), saddle (biaxial, e.g., thumb CMC), ball-and-socket (multiaxial, e.g., hip). All…

Medical

Course of the Lacrimal Nerve Diagram

Lacrimal nerve (V1 branch) enters orbit via superior orbital fissure, runs superolateral, supplies lacrimal gland (parasympathetic hitchhike from facial via pterygopalatine ganglion), conjunctiva, upper eyelid skin. It communicates with zygomatic…

Bones

Bony Landmarks of the Costal Surface of the Scapula Diagram

Costal surface of scapula shows subscapular fossa (broad concave area for subscapularis), medial border with superior/inferior angles, costal/vertebral border, and serrated attachments for serratus anterior along medial border.

Cancer

Kaposis Sacroma Lesions

Kaposi's sarcoma lesions appear as purple-red plaques or nodules on skin, mucosa, or viscera, caused by HHV-8 in immunocompromised like AIDS patients, proliferating spindle cells with vascular slits leaking red…

Medical

Origin of the Blood Supply to the Upper Limb Subclavian Vessels Diagram

Origin of upper limb blood supply: subclavian artery (from brachiocephalic right, aortic arch left), continues as axillary (thoracoacromial, subscapular), brachial (profunda brachii), then radial/ulnar in forearm.

Muscles

Medial View of the Tendons of the Muscles in the Post Leg Diagram

Medial view of posterior leg tendons highlights tibialis posterior (deepest, behind medial malleolus, supports arch), flexor digitorum longus (crosses tibialis posterior), flexor hallucis longus (most lateral/deep, under sustentaculum tali), and…

Organs

Anatomical Relations of the Prostate Gland Diagram

Anatomical relations of prostate gland: anterior pubic symphysis/vesicoprostatic space, posterior rectum (separated by Denonvilliers fascia), superior bladder neck, inferior urogenital diaphragm, lateral levator ani. Seminal vesicles posterior-superior; urethra passes through.

Organs

The Lingual Tonsil Waldeyers Ring Diagram

The lingual tonsil forms part of Waldeyers ring on posterior tongue base, composed of lymphoid follicles. It guards oropharynx entrance, enlarges in infection/allergy, visible on endoscopy or lateral neck X-ray.

Muscles

Tensor Tympani Muscle Middle Ear Diagram

Tensor Tympani Muscle Middle Ear diagram shows this tiny muscle originating from the Eustachian tube cartilage and sphenoid, inserting on the malleus handle to dampen loud sounds by tensing the…

Cell

Granular Leukocytes

Granular leukocytes, or granulocytes, are white blood cells with distinctive cytoplasmic granules and lobed nuclei, comprising neutrophils, eosinophils, and basophils. Neutrophils, the most abundant, rush to infection sites to phagocytose…

Medical

Coronary Angiogram with Narrowing Labelled Diagram

Coronary angiograms label narrowing (stenosis) in arteries like LAD, circumflex, right coronary, often graded by percent occlusion to guide stenting or bypass decisions.

Muscles

Long and Lateral Heads of the Triceps Brachii Diagram

Triceps brachii long head originates from infraglenoid tubercle (crosses shoulder), lateral/medial heads from humerus shaft. All insert on olecranon for elbow extension.

Medical

Pretracheal Fascia Layer of the Neck Labelled Diagram

Pretracheal fascia (visceral layer) invests thyroid, trachea, esophagus, infrahyoid muscles; blends with carotid sheath laterally, buccopharyngeal fascia posteriorly. It forms visceral vascular space and invests recurrent laryngeal nerves.

Medical

anatomical terms of location Diagram

Anatomical terms of location standardize descriptions: superior/inferior, anterior/posterior, medial/lateral, proximal/distal, superficial/deep, palmar/plantar, dorsal/ventral, etc., based on anatomical position.

Organs

Structure of the Peritoneum and Peritoneal Cavity Diagram

The peritoneum and peritoneal cavity structure includes parietal peritoneum (lining abdominal/pelvic walls) and visceral peritoneum (covering organs). The greater sac is the main cavity; lesser sac (omental bursa) lies behind…

Muscles

Fourth Layer of the Plantar Muscles Plantar and Dorsal Interossei Diagram

The fourth layer of plantar muscles includes the plantar interossei (three, adduct toes 3-5 from metatarsals to proximal phalanges) and dorsal interossei (four, abduct toes 2-4 from adjacent metatarsals). Both…

Organs

Histology Small IntestinesN

The small intestine's histology maximizes surface area for digestion and absorption across its three segmentsduodenum, jejunum, ileumwith tall villi covered in microvilli on enterocytes forming the brush border loaded with…

Bones

Elbow 3D Diagram

Elbow 3D view shows humeroulnar (hinge), humeroradial (ball/socket), proximal radioulnar (pivot) joints, with trochlea/capitulum, olecranon/coronoid fossae, radial head/annular ligament. It allows flexion/extension and pronation/supination.

Bones

Bones of the Middle Cranial Fossa Diagram

The middle cranial fossa houses the temporal lobes, formed by greater sphenoid wings, squamous temporal, and anterior petrous temporal. Key features include superior orbital fissure, foramen rotundum/ovale/spinosum, carotid canal, and…

Medical

Structure of the Circle of Willis Diagram

The circle of Willis is an anastomotic arterial ring at brain base: anterior cerebral (from internal carotid), anterior communicating, internal carotid, posterior communicating (from posterior cerebral), posterior cerebral (from basilar).…