Peri-orbita of eye ball is a conical fibrous sheath that encloses the eyeball with muscles, vessels and nerves. Its apex is attached around the optic and orbital foramina and its base is in part attached to the bony rim of the orbit, in part continues with the fibrous layer of the lids. Its medial part […]
Anatomy of Eye The eye is the organ of vision. Anatomy of Eye comprises of the eyeball, optic nerve and certain associated structures as orbit, orbital fasciae, muscles, eyelids, conjunctiva and lacrimal apparatus. The Science dealing with the structure, functions and diseases of the eye is known as Ophthalmology. The powers of vision and the adaptation of lenses or prisms
Aesthesiology deals with the description of the sense organs which receive external stimuli and conduct impulses to the brain which result in sensations of sight, hearing, taste, smell, touch, pain, temperature and pressure. These sensations are received and transmitted as nerve impulses to the central nervous system by receptors, which may be specialized structural modifications
Horse The lymph nodes are more numerous, smaller and occur in groups unlike in the ox in which they are less numerous, compact and larger. The mesenteric lymph nodes are situated in the great mesentery chiefly near its root. The cubital lymph nodes are present behind the biceps brachii on the brachial vessels and median
Precrural lymph nodes It is situated superficially in front of the tensor fasciae latae about a handbreadth above the patella. Afferents: Skin of leg, thigh, hip, abdomen and muscles of these regions. Efferents: To deep inguinal and internal iliac nodes. Sacral lymph node It consists of medial and lateral groups. The medial lymph nodes are inconstant and lie on
Visceral lymph nodes include Gastric lymph nodes and Mesenteric lymph nodes GASTRIC LYMPH NODES These are (i) ruminal (ii) reticular (iii) omasal and (iv) abomasal nodes. Three or four glands situated on the right face of the atrium are the atrial nodes. They receive afferents from spleen, reticulum, rumen and the efferents of the other gastric
Lymph node of abdomen and hindlimb are parietal and visceral in the abdomen and pelvis. The former lodges in the abdominal walls while the latter are situated on the viscera contained in these cavities- Visceral lymph nodes Gastric lymph nodes Mesenteric lymph nodes Parietal lymph nodes Precrural lymph nodes Sacral lymph node Ischiatic lymph node
Lymph nodes of neck and forelimb are Cervical lymph node, Costocervical lymph node, Periscapular lymph node, and Axillary lymph node. Cervical lymph node These are placed along the course of the common carotid artery in the upper, middle and lower third of the neck as anterior, middle and posterior cervical. Afferents: The larynx, trachea, oesophagus,
Lymph nodes of Thorax present are Intercostal lymph node, Mediastinal lymph node, Bronchial lymph node, Pulmonary lymph node, Pericardial lymph node, Diaphragmatic lymph node, Sternal lymph node INTERCOSTAL LYMPH NODE These are small glands situated in the upper part of the intercostal spaces (absent in dog) on the course of intercostal vessels. Afferents: Vertebrae, ribs, pleura,
Lymph nodes of head in animals Lymph nodes of head are Pterygoid lymph node, Parotid lymph node, Mandibular lymph node, Suprapharyngeal lymph node, Peripharyngeal lymph node, Atlantal lymph node. Pterygoid lymph node Protid lymph node Mandibular lymph node Suprapharyngeal lymph node Peripharyngeal lymph node Atlantal lymph node
