The Parathyroid Gland
The Parathyroid Gland QUICK LOOK AT THE CHAPTER AHEAD The parathyroid glands are comprised of four glands in the posterior aspect of the thyroid gland. These four glands are responsible…
The Thyroid Gland
The Thyroid Gland QUICK LOOK AT THE CHAPTER AHEAD The thyroid gland, located anteriorly to the trachea at the lower part of the neck, is a highly vascular gland responsible…
Anatomy and Physiology of the Endocrine System
Anatomy and Physiology of the Endocrine System QUICK LOOK AT THE CHAPTER AHEAD Hormones maintain and regulate body systems and act on specific target cells, regulating physiological function. They are…
Questions and Answers
Questions and Answers PART IV ยท QUESTIONS 1. What is the role of myelin that surrounds the axon of the neuron? a. Protection from injury b. Nourish the cell body…
Degenerative Disorders of the Nervous System
Degenerative Disorders of the Nervous System QUICK LOOK AT THE CHAPTER AHEAD Parkinson’s disease is a common degenerative disorder of the basal ganglia involving the dopaminergic (dopamine-secreting) substantia nigra pathway….
Cerebrovascular Accident
Cerebrovascular Accident QUICK LOOK AT THE CHAPTER AHEAD Cerebrovascular accident (CVA), also called stroke or brain attack, is a focal neurological disorder that develops suddenly because of a pathological process…
Trauma to the Nervous System
Trauma to the Nervous System QUICK LOOK AT THE CHAPTER AHEAD Any trauma to the head (skull, scalp, or brain) increases the risk of damage to the underlying structures and…
Seizures and Infections of the Nervous System
Seizures and Infections of the Nervous System QUICK LOOK AT THE CHAPTER AHEAD There are different causes for disruption in the electrical activity of the brain, which results in seizures….
Altered Level of Consciousness and Increased Intracranial Pressure
Altered Level of Consciousness and Increased Intracranial Pressure QUICK LOOK AT THE CHAPTER AHEAD Full consciousness is a state of awareness of oneself and one’s environment and the ability to…
Thalassemia, Sickle Cell Anemia, and Pernicious Anemia
Thalassemia, Sickle Cell Anemia, and Pernicious Anemia QUICK LOOK AT THE CHAPTER AHEAD Each of these anemias is due to some type of genetic disorder affecting the production of red…
