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Body Systems

Digestive System

It can be helpful to think of the digestive system as a tube running through the body with an opening at each end, the mouth at the top and the anus at the bottom. The tube isn’t a neat, constant shape throughout its course. It swells into

Human Body System Anatomy, Functions, Facts And Relation

The human body is complex, so it is not unexpected that there are numerous levels of structural organisation for the benefit of description, the human body can be thought about to be functionally arranged into different systems The levels of organization from easiest to many complex are

Peripheral Nervous System (PNS) – Cranial Nerves and it’s Reflexes

The peripheral nervous system (PNS) consists of cranial and spinal nerves that connect the CNS to other portions of the body, along with sensory receptors and ganglia. A nerve consists of axons that are bound together by connective tissue. Motor nerves contain mostly axons of motor neurons;

Autonomic Nervous System (ANS)

The Autonomic Nervous System or ANS is a major mechanism for neural control of physiologic functions. The autonomic nervous system (ANS) consists of portions of the central and peripheral nervous systems and functions without conscious control. Discussions of ANS usually take one of three perspectives: An anatomic

Respiratory System – Structures and Functions

THE PRIMARY ROLE of the respiratory system is to make oxygen available to cells for cellular respiration and to remove carbon dioxide, the main byproduct of that metabolism. The entire process of respiration encompasses five unique and sequential processes: Breathing (pulmonary ventilation)-the movement of air into and

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