PPT-THE EAR – PART 2 DEPARTMENT OF HUMAN ANTOMY – MUCOM 2019

Objectives Know the anatomical features of the internal ear and its function Learn the differences between bony and membranous labyrinth Learn the anatomical features function innervation and blood supply of bony and membranous labyrinth . 802 Circulatory system Heart attack 810 Digestive system stomach 820 Excretory system kidneys bladder intesti nes etc 830 Musculo skeletal system bones joints tendons muscles etc 840 Nervous system not specified 841 Nervous system Stress 842 Nervous The Human Ear. Composed of outer, middle and inner ear. The Outer Ear. The visual part of the ear. Composed of pinna and auditory canal. The pinna acts as a funnel, collecting sound waves and directing them to the auditory canal. Will Cranford. Complex Structure. Other Auditory Systems. Inner Ear Bones. Incus (Anvil). Malleus (Hammer). Stapes (Stirrup). Traceable through fossil . record. Inner Ear Bones. ...the discovery that the mammalian malleus and incus were actually homologues of visceral elements of the "reptilian" jaw articulation ... ranks as one of the milestones in the history of comparative . improve . ear sensitivity by intercepting and reflecting sound . toward the entrance to the . ear canal. . In humans pinnae are immobile relative to the head, but in other mammals . dedicated muscles, . The ear is the sensory organ that allows us to hear. It converts airborne sounds waves into nerve impulses that are decoded by the brain. Parts of the ear. 1) Outer ear (external). Auricle or . pinna. Pinna. External Auditory Meatus (Ear Canal). Tympanic Membrane (Ear Drum). What are the ossicles?. The small bones of the ear.. Hammer (Malleus). Anvil (Incus). Stirrup (Stapes). Name the structures that make up the bony (osseous) labyrinth.. Sandeep. . Madhukar. . Lahange. Associate Professor. Department of . Sharir. . Rachana. National Institute of . Ayurveda. . Jaipur. External ear. Auricle/. pinna. 2. External acoustic . meatus. external 1/3(8 mm) by cartilage . •Outer most layer of eye:. –. Sclera–white part or external . eye, supports the eye. –. Cornea–most anterior, clear part of . eye, protective. •Middle layer of eye:. –. Choroid–darkly pigmented, highly vascular layer that nourishes eye and prevents light scattering. Lesson 7.3: Smell and Taste. The Sensory Systems. Lesson 7.1. The Eye. Chapter 7: The Sensory Systems. anatomy of the eye. external. internal. vision. injuries, diseases, and disorders of the eye. The Eye. mucom. 2019. Objectives. Learn the main structures that pass through the root of the neck.. Understand the course and branches of the subclavian arteries.. Know the course and branches of vertebral, thyrocervical, internal thoracic and . 1. SH2030: Secondary Level Training Module.3.2. Discharging ear: Chronic ear infection. Chronic Ear infections will/may lead to:. Discharge from the ear. Perforation of ear drum. Decreased hearing. At times, it can cause fever, giddiness, serious complications. Call our Carnes Crossroads office for an appointment (843) 87 3 - 4545 Medical Ear Piercing is now available at Sweetgrass Pediatrics! The providers at Sweetgrass Pediatrics are excited to offer th 330BIOLOGY NEURAL CONTROL AND COORDINATION 329EXERCISES1.Briefly describe the structure of the following:(a) Brain (b) Eye (c) Ear2.Compare the following:(a) Central neural system (CNS) an Otitis. . externa. -Inflammation . of . epithelium of the vertical . or horizontal ear canal or . both and surrounding structure. Otitis. media . -Inflammation . of tympanic cavity &membrane. Otitis.