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Introduction to Genetics

By: Administrator, Views: 11323

Genetics is a branch of biology concerned with the study of genes, genetic variation, and heredity in organisms. Gregor Mendel, a scientist and Augustinian friar, discovered genetics in the late 19th-century. Mendel studied "trait inheritance", patterns in the way traits are handed down from p...

Lung Sounds Animation (4 of 5)

By: Administrator, Views: 326

Respiratory rate is regulated by the respiratory center located in the medulla oblongata. Respiratory rates for some different age groups: Newborn 30 – 80/min 1st year 20 – 40/min 5th year 20 – 25/min 15th year 15 – 20/min Adult 12 – 20/min

Leg Movement Animation

By: Administrator, Views: 405

This animation shows a list of muscles found in the leg used for movement

Introduction to Tuberculosis

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Tuberculosis (TB) is an infectious disease usually caused by Mycobacterium tuberculosis (MTB) bacteria. Tuberculosis generally affects the lungs, but can also affect other parts of the body. Most infections do not have symptoms, in which case it is known as latent tuberculosis. https://www.ppd...

Neuron Structure Animation

By: Administrator, Views: 11738

There are several types of neurons, three of which are: Motor neurons, Sensory neurons, Interneurons. The nervous system is usually described as having two interconnected divisions: the central nervous system (CNS) and the peripheral nervous system (PNS). CNS: Includes the brain and spinal...

Atrophy

By: Administrator, Views: 11170

Atrophy is the partial or complete wasting away of a part of the body. Causes of atrophy include mutations (which can destroy the gene to build up the organ), poor nourishment, poor circulation, loss of hormonal support, loss of nerve supply to the target organ, excessive amount of apoptosis of c...

Nerve Type Animation (Part 2)

By: Administrator, Views: 325

Used to describe neuronal processes conducting impulses from one location to another. Nerve fibers: - Nerve fibers of the PNS are wrapped by protective membranes called sheaths. - Myelinated fibers have an inner sheath of myelin, a thick fatty substance, and an outer sheath or neurilemma compo...

Tuberculosis Testing

By: Administrator, Views: 11397

Tuberculosis Skin Tests: - Test performed to identify the presence of the Tubercle bacilli. - The tine, Heaf, or Mantoux test are used.

Carpal Tunnel Syndrome

By: Administrator, Views: 11541

Carpal tunnel syndrome is numbness, tingling, weakness, and other problems in your hand because of pressure on the median nerve in your wrist. The median nerve and several tendons run from your forearm to your hand through a small space in your wrist called the carpal tunnel.