| tilting disc valve | A variety of prosthetic cardiac valve composed of one or two discs within a retaining device. (05 Mar 2000) |
|---|---|
| tilting disc valve prosthesis | A low profile artificial heart valve with excellent flow characteristics. (05 Mar 2000) |
| Bielschowsky, Alfred | <person> German ophthalmologist, 1871-1940. See: Bielschowsky's sign. (05 Mar 2000) |
| Bielschowsky, Max | <person> German neuropathologist, 1869-1940. See: Bielschowsky's disease, Bielschowsky's stain, Jansky-Bielschowsky disease. (05 Mar 2000) |
| Bielschowsky's disease | Early childhood type of lipofuscinosis. (05 Mar 2000) |
| Bielschowsky's sign | <clinical sign> In paralysis of a superior oblique muscle, tilting the head to the side of the involved eye causes that eye to rotate upward. (05 Mar 2000) |
| Bielschowsky's stain | <technique> A method of treating tissues with silver nitrate to demonstrate reticular fibres, neurofibrils, axons, and dendrites. (05 Mar 2000) |
| Jansky-Bielschowsky disease | Cerebral sphingolipidosis, early juvenile type. (05 Mar 2000) |
| head-dropping test | A test used in the diagnosis of disease of the extrapyramidal or striatal system (e.g., parkinsonism, Wilson's disease); with the patient supine, relaxed, and his attention diverted, the examiner briskly lifts the patient's head with the right hand and then allows it to drop upon the palm of his left hand; the head of a normal person drops suddenly like a dead weight, whereas, in striatal disease the head falls slowly, gently, and almost hesitantly. (05 Mar 2000) |
| absorber head | Portion of a rebreathing anaesthesia circuit that contains carbon dioxide absorbent; often referred to as a canister. (05 Mar 2000) |
| anterior ligament of head of fibula | A ligament uniting the anterior part of the head of the fibula to the tibia. Synonym: ligamentum capitis fibulae anterius. (05 Mar 2000) |
| anterior rectus muscle of head | <anatomy, muscle> Origin, transverse process and lateral mass of atlas; insertion, basilar process of occipital bone; action, turns and inclines head forward; nerve supply, ventral primary ramus of first and second cervical spinal nerve. Synonym: musculus rectus capitis anterior, anterior rectus muscle of head, musculus rectus capitis anticus minor. (05 Mar 2000) |
| apex of head of fibula | The pointed upper end of the fibular head to which is attached the arcuate popliteal ligament and part of the biceps femoris tendon. Synonym: apex capitis fibulae, styloid process of fibula. (05 Mar 2000) |
| articular pit of head of radius | The depression on the top (superior surface) of the head of the radius for articulation with the capitulum of the humerus. Synonym: fovea articularis capitis radii, articular pit of head of radius. (05 Mar 2000) |
| articular surface of head of fibula | The flat circular surface on the head of the fibula for articulation with the corresponding facet on the lateral condyle of the tibia. Synonym: facies articularis capitis fibulae. (05 Mar 2000) |