Health
-
Hypothalamic Regulation of Hormonal Functions
Introduction Many of the complex autonomic mechanisms that maintain the chemical constancy and temperature of the internal environment are integrated…
Read More » -
The Autonomic Nervous System
Introduction The autonomic nervous system (ANS) is the part of the nervous system that is responsible for homeostasis. Except for…
Read More » -
Control of Posture & Movement
Introduction Somatic motor activity depends ultimately on the pattern and rate of discharge of the spinal motor neurons and homologous…
Read More » -
Electrical Activity of the Brain, Sleep–Wake States, & Circadian Rhythms
Introduction The impulses are responsible for the perception and localization of individual sensations. However, they must be processed in the…
Read More » -
Smell & Taste
Introduction Smell and taste are generally classified as visceral senses because of their close association with gastrointestinal function. Physiologically, they…
Read More » -
Hearing & Equilibrium Boundless Anatomy and Physiology
Introduction Receptors for two sensory modalities, hearing and equilibrium, are housed in the ear. The external ear, the middle ear,…
Read More » -
Vision – Describe the various parts of the eye and list the functions of each
Introduction The eyes are complex sense organs that have evolved from primitive light-sensitive spots on the surface of invertebrates. Within…
Read More » -
Health – Somatosensory Pathways
Introduction Earlier chapters have described the properties of receptors mediating the sensations of touch, vibration, proprioception, temperature, and pain. This…
Read More »