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Normal and abnormal blood pH

By: HWC, Views: 9400

• Dissociation of the chemical substances in the body fluids can result in the production of free hydrogen ions. • The pH scale is used to measure the concentration of hydrogen ions in solution. • Normal blood pH values vary around 7.4. • When hydrogen ion concentration increases, t...

Embryonic development - Weeks 5 to 8

By: HWC, Views: 9540

• The second month of development is characterized by rapid development of the head and limbs as well as continued organogenesis. • During the fifth and sixth weeks growth of the brain, and therefore head, is rapid. • Hands and feets begin to form. • During week seven, even more deve...

Autonomic Nervous System Animation

By: Administrator, Views: 12612

Parasympathetic Division Works to conserve energy and innervate the digestive system. When activated, it: stimulates the salivary and digestive glands. decreases the metabolic rate. slows the heart rate. reduces blood pressure. promotes the passage of material through the intestines along...

Glucose anabolism reactions: Glycogenolysis and Gluconeogenesis

By: HWC, Views: 9682

• Glucose not needed immediately is stored as glycogen. The process that creates it is glycogenesis. • When ATP is needed for body activities, stored glycogen is broken down by a process called glycogenolysis. • Glucose can be formed through two different anabolic reactions: • Glycog...

Adolescent Diabetes

By: Administrator, Views: 12457

The precise source of diabetic issues in children is not known. However, aspects like genetics, household history, bad diet plan, etc. are considered as some of the diabetes causing aspects. In many of the cases, adolescent diabetes is a genetic (acquired at birth). diabetes symptoms in children ...

How antibiotics works? 💊

By: HWC, Views: 9015

The Crisis in Antibiotic Resistance More than 70 years ago, Alexander Fleming discovered penicillin. A few decades later, when this antibiotic was used in World War II, Fleming's discovery had revolutionized medicine. No longer did people have to die from something as trivial as an infected cut.Y...

Structures that affect circulation - kidneys, blood volume and venous tone

By: HWC, Views: 9299

• Kidneys regulate blood volume and blood osmolarity via salt and water reabsorption. • Increased reabsorption increases blood volume and venous return (and CO). • Decreased reabsorption increases urine production, which decreases blood volume and venous return (and CO). • Systemi...

Introduction to Herpes

By: Administrator, Views: 12647

Herpes simplex is a viral infection caused by the herpes simplex virus. Infections are categorized based on the part of the body infected. Oral herpes involves the face or mouth. It may result in small blisters in groups often called cold sores or fever blisters or may just cause a sore throat. G...

Epidural Hematoma

By: Administrator, Views: 12135

Epidural hematoma is when bleeding occurs between the tough outer membrane covering the brain (dura mater) and the skull. Often there is loss of consciousness following a head injury, a brief regaining of consciousness, and then loss of consciousness again. Other symptoms may include headache, co...