Unit 9 : Human Regulation And Reproduction
Learning Aim A : Understand The Interrelationship And Nervous Control
Of The Cardiovascular And Respiratory Systems
Nervous system:
Nervous system is an organ system that controls every action (involuntary or voluntary) that you do such as
breathing , thinking, walking etc. The nervous system is made up of nerves and specialized cells called neurons
that send signals and messages to and from the brain and spinal cord to different parts of our body. The
nervous system is divided into many sub-divisions which can be seen in the following chart:
NERVOUS SYSTEM
CENTRAL NERVOUS SYSTEM PERIPHERAL NERVOUS SYSTEM
BRAIN SPINAL CORD AUTONOMIC SOMATIC
NERVOUS NERVOUS
SYSTEM SYSTEM
SYMPATHETIC NERVOUS PARASYMPATHETIC
SYSTEM NERVOUS SYSTEM
SENSORY SYSTEM MOTOR SYSTEM
(AFFERENT) (EFFERENT)
Learning Aim A : Understand The Interrelationship And Nervous Control
Of The Cardiovascular And Respiratory Systems
Nervous system:
Nervous system is an organ system that controls every action (involuntary or voluntary) that you do such as
breathing , thinking, walking etc. The nervous system is made up of nerves and specialized cells called neurons
that send signals and messages to and from the brain and spinal cord to different parts of our body. The
nervous system is divided into many sub-divisions which can be seen in the following chart:
NERVOUS SYSTEM
CENTRAL NERVOUS SYSTEM PERIPHERAL NERVOUS SYSTEM
BRAIN SPINAL CORD AUTONOMIC SOMATIC
NERVOUS NERVOUS
SYSTEM SYSTEM
SYMPATHETIC NERVOUS PARASYMPATHETIC
SYSTEM NERVOUS SYSTEM
SENSORY SYSTEM MOTOR SYSTEM
(AFFERENT) (EFFERENT)
