WebApr 27, 2024 · Definition. Body systems are groups of organs and tissues that work together to perform important jobs for the body. Some organs may be part of more than one body system if they serve more than one function. Other organs and tissues serve a purpose in only one body system. Examples include the respiratory system, nervous … WebAn ear is the organ that enables hearing and, in mammals, body balance using the vestibular system.In mammals, the ear is usually described as having three parts—the outer ear, the middle ear and the inner ear.The outer ear consists of the pinna and the ear canal.Since the outer ear is the only visible portion of the ear in most animals, the word …
What is the auditory nerve and what does it do? Connect Hearing
WebThe body has levels of organization that build on each other. Cells make up tissues, tissues make up organs, and organs make up organ systems. The function of an organ system depends on the integrated activity of its organs. For instance, digestive system organs cooperate to process food. The survival of the organism depends on the integrated ... WebJun 23, 2024 · The middle ear has three small bones — the hammer, or malleus; the anvil, or incus; and the stirrup, or stapes. The eardrum keeps the bones away from the outer ear. A narrow path called the eustachian … citizenship just the facts answer sheet
Parotid Gland: Anatomy, Function, Location & Definition - Cleveland Clinic
WebApr 22, 2024 · It is a complex system of parts that not only allows humans to hear, but also makes it possible for humans to walk. How big are human ears? Ears come in many shapes and sizes. WebJun 7, 2024 · Auricle: The outwardly visible part of the ear is composed of skin and cartilage, and attaches to the skull. It has an outer (lateral) and … WebOuter Ear. The outer ear is made up of three parts; the part we see on the sides of our heads (pinna), the ear canal, and; the eardrum (tympanic membrane). Middle Ear. The middle ear is made up of the eardrum and three small bones (ossicles) that send the movement of the eardrum to the inner ear. Inner Ear. The inner ear is made up of: citizenship judge