Think of a hinge — it opens and closes; it bends and straightens. Gross (macroscopic) anatomy is the study of body parts visible to the naked eye, such as the heart or bones. However, you can’t merely focus on the whole and ignore the role of the parts. cell membrane) from an area of higher to an area of lower water potential.Other definitions of osmosis are as follows: The process of a solvent diffusing through a semipermeable membrane from an area of low solute concentration to an area of high solute … In passive transport, substances move from an area of higher concentration to an area of lower concentration in a process called diffusion. A major subdivision of anatomy is human anatomy, which focuses on structures of the human body. The strict definition of anatomy depends upon the context, but put simply it is the study of structure, in relation specifically to 'organic beings'. Skeletal Muscle Definition. Larynx: A tube-shaped organ in the neck that contains the vocal cords. The study of how the structures function is known as physiology. accessory [ak-ses´ah-re] supplementary or affording aid to another similar and generally more important thing. The muscles in your shoulder may spasm from the disruption, often increasing the intensity of your pain. Osmosis definition. As far as we're concerned, it's about the structure of the human body - what goes where, what each part of the body is called, what blood vessels provide which bit, etc. WebMD's Thyroid Anatomy Page provides a detailed image of the thyroid as well as a definition and information related to the thyroid. What is the Diaphragm: Definition. Senses The human body has five main senses that it uses to convey information about the outside world to the brain. Simplified anatomy of the eye. Energy, a measure of the ability to do work, comes in many forms and can transform from one type to another. The life processes of the organism are built and maintained at several physical levels, which biologists call levels of organization: the cellular level, […] Anatomy is the scientific study of the structure of living things. The functions of the five special senses include: Vision. Sperm cells are gametes (sex cells) that are produced in the testicular organ (gonad) of male human beings and animals.. Like the female gamete (oocyte), sperm cells carry a total of 23 chromosomes that are a result of a process known as meiosis. How to use reposition in a sentence. WebMD's Esophagus Anatomy Page provides a detailed picture and definition of the esophagus. How to use anatomy in a sentence. accessory nerve the eleventh cranial nerve (called also spinal accessory nerve); it originates in the medulla oblongata and provides motion for the sternocleidomastoid and trapezius muscles of the neck. Depending on the type of joint, such separated elements may or may not move on one another. Anatomy and physiology are concerned with the level of the individual body, what scientists call the organism. These senses include sight (eyes), hearing (ears)Hearing and the … When to see a doctor. Reposition definition: To reposition an object means to move it to another place or to change its position. Girdle definition, a lightweight undergarment, worn especially by women, often partly or entirely of elastic or boned, for supporting and giving a slimmer appearance to the abdomen, hips, and buttocks. Sight or vision is the capability of the eye(s) to focus and detect images of visible light on photoreceptors in the retina of each eye that generates electrical nerve impulses for varying colors, hues, and brightness. Orbit definition, the curved path, usually elliptical, described by a planet, satellite, spaceship, etc., around a celestial body, as the sun. ... Human Anatomy - … Electrophoresis is the term used to describe the motion of particles in a gel or fluid within a relatively uniform electric field. Skeletal muscle is comprised from a series of bundles of muscle fibers, surrounded by protective membranes. Movement of a thumb in opposition back to the anatomical position. In biology, osmosis is defined as the net movement of water molecules through a semipermeable membrane (e.g. Skeletal muscle is a specialized contractile tissue found in animals which functions to move an organism’s body. In anatomy, a joint (an area where two bones are attached for the purpose of motion of body parts). Learn about its function and location and about conditions that affect the esophagus. Close. It is an old science, having its beginnings in prehistoric times. To understand the human body it is necessary to know the structure of its parts, what they do, and how they work together. Anatomy is a branch of natural science which deals with the structural organization of living things. Many parts of the body can move in this fashion: Flexion: This movement is the bending of a part, or decreasing […] See more. Alveoli are the small balloon-like sacks of 200-500μm diameter [1], making up a vital part of the respiratory zone of the human lungs.Each alveolus (singular) plays an important role in letting oxygen and carbon dioxide move into and from the bloodstream during inhalation and exhalation [2, 3].. Where are the alveoli found Passive transport is a naturally occurring phenomenon and does not require the cell to expend energy to accomplish the movement. Simplified anatomy of the eye. ; Neurophysiology is the study of how the nervous system functions. long. | Meaning, pronunciation, translations and examples Dorsiflexion. ; Organizations of living systems. This simplified illustration of the eye shows the elements most involved in astigmatism: the cornea and lens. The humerus and scapula together form one of the most important joints in the Human body: the shoulder joint. Anatomy definition is - a branch of morphology that deals with the structure of organisms. Definition of the to be named ligament and vertebrodural ligament and their possible effects on the circulation of CSF ... 1 Department of Anatomy, College of Basic Medicine, Dalian Medical University, Dalian, ... in the suboccipital region, may work as a pump providing an important force required to move the CSF in the spinal canal. Facilitated Diffusion Definition. Inability to move the joint; Shoulder dislocation may also cause numbness, weakness or tingling near the injury, such as in your neck or down your arm. Bending the foot in the direction of the dorsum (superior surface) Plantar Flexion. The limbs (arms and legs) help the body to move about and function in the world. ; Histology is the study of tissues at the microscopic level. Astigmatism Open pop-up dialog box. Get medical help right away for a shoulder that appears dislocated. Objects in motion are examples of kinetic energy. Humans use the larynx to breathe, talk, and swallow. passive transport define anatomy, Passive transport: membrane channels The sodium-potassium pump sets the membrane potential of the neuron by keeping the concentrations of Na + and K + at constant disequilibrium. Reposition. Facilitated diffusion is a form of facilitated transport involving the passive movement of molecules along their concentration gradient, guided by the presence of another molecule – usually an integral membrane protein forming a pore or channel.. ; Cytology is the study of cells at the microscopic level. The larynx is about 5 cm (2 in.) Human anatomy allows for lots of movement. An articulation, or joint, is usually formed of fibrous connective tissue and cartilage.
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