Tags » Homeostasis

The Excretory System

The excretory system, also called the urinary system, consists of the kidney, bladder, urethra and the ureters. There are two main functions of the excretory system. 304 more words

The Endocrine Glands

Functions of the different glands
Hypothalamus is the region of the brain that releases hormones to control the pituitary gland, which in turn controls other endocrine glands. 292 more words

The Body and Stress

What is stress?
Stress is the body’s resonse to a stimulus, or stressor, that triggers a move away from homeostasis. (that cause a disruption in homeostasis). 278 more words

Nerve Signals

Neurons make connections using two types of synapses: electrical and chemical. In an electrical synapse, impulses pass directly from the sending cell to the receiving cell by ion flow through gap junctions. 354 more words

Hormones: Chemical Regulators

The endocrine system is slower than the excretory system, but this results in effects lasting for hours. Most hormones are chemicals secreted by the cells of the endocrine system, endocrine glands, that control the activities of cells elsewhere in the body. 321 more words

Feedback Mechanisms

As mentioned earlier, the homeostatic mechanism is a detection-correction or feedback system that the body uses to maintain homeostasis. It is always detecting internal and external conditions, and upon checking these, the body want’s to keep them within the norm. 458 more words

Roles of the Nervous System

The nervous system plays a huge role in the function of the body. It runs throughout the whole body and is controlled by the brain. The signals are transported through nerves and specialized cells called neurons. 570 more words