| HCF | [fetal] head-to-cervix force; heparin cofactor; hereditary capillary fragility; highest common facto... |
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| HDRBC | head-damaged red blood cells |
| HEENT | head, ears, eyes, nose, and throat |
| HHT | head halter traction; hereditary hemorrhagic telangiectasia; heterotopic heart transplantation; homo... |
| HI | half-scan with interpolation; head injury; health insurance; hearing impaired; heart infusion; hemag... |
| head process | The primordium for the notochord. See: notochordal process. (05 Mar 2000) |
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| head protective devices | Personal devices for protection of heads from impact, penetration from falling and flying objects, and from limited electric shock and burn. (12 Dec 1998) |
| Head's areas | Area's of skin exhibiting reflex hyperesthesia and hyperalgesia due to visceral disease. (05 Mar 2000) |
| Head, Sir Henry | <person> English neurologist, 1861-1940. See: Head's areas, Head's lines, Head's zones. (05 Mar 2000) |
| Head's lines | Bands of cutaneous hyperesthesia associated with acute or chronic inflammation of the viscera. Synonym: Head's zones, tender lines, tender zones. (05 Mar 2000) |
| Head's zones | Bands of cutaneous hyperesthesia associated with acute or chronic inflammation of the viscera. Synonym: Head's zones, tender lines, tender zones. (05 Mar 2000) |
| head tetanus | A type of local tetanus that follows wounds to the face and head; after a brief incubation (1-2 days) the facial and ocular muscles become paretic yet undergo repeated tetanic spasms. The throat and tongue muscles may also be affected. Synonym: cerebral tetanus, head tetanus, hydrophobic tetanus, rose cephalic tetanus, Rose's cephalic tetanus. (05 Mar 2000) |
| head-tilt | An abnormal position of the head adopted to prevent double vision resulting from underaction of the vertical ocular muscles. (05 Mar 2000) |
| head tremors | Head movements associated with congenital nystagmus, spasmus nutans, and miner's nystagmus. Synonym: head tremors. (05 Mar 2000) |
| saddle head | Craniosynostosis in which the upper surface of the skull is concave, presenting a saddle-shaped appearance in profile. Synonym: saddle head. Origin: clino-+ G. Kephale, head (05 Mar 2000) |
| semispinal muscle of head | <anatomy, muscle> Origin, transverse processes of five or six upper thoracic and articular processes of four lower cervical vertebrae; insertion, occipital bone between superior and inferior nuchal lines; action, rotates head and draws it backward; nerve supply, dorsal primary rami of cervical spinal nerves. Synonym: musculus semispinalis capitis, musculus complexus, semispinal muscle of head. (05 Mar 2000) |
| hourglass head | In congenital syphilis, a skull with depressed coronal suture. (05 Mar 2000) |
| humeral head | The name applied to the heads of forearm muscles that attach to the humerus. Nomina Anatomica lists humeral heads (caput humerale...) of the following: 1) flexor carpli ulnaris muscle (... Musculi flexoris carpi ulnaris ); 2) pronator teres muscle (... Musculi pronatoris teretis ). Synonym: caput humerale. (05 Mar 2000) |
| humeroulnar head of flexor digitorum superficialis muscle | <anatomy> The head of the superficial flexor of the digits that attaches to both the humerus and the ulna. Synonym: caput humeroulnare musculi flexoris digitorum superificialis. (05 Mar 2000) |
| short head | For a muscle with two heads of origin (a "biceps" muscle), the head originating nearest the insertion. See: short head of biceps brachii muscle, short head of biceps femoris muscle. Synonym: caput breve. (05 Mar 2000) |