CNS
The Central Nervous System (CNS) is made up of?
The brain and spinal cord
The four main divisions of the brain
1. Cerebrum
2. Diencephalon
3. Cerebellum
4. Brainstem
What is the 2 parts of Peripheral Nervous System?
Autonomic and Somatic nervous systems
Functions of the nervous system
1. sensory
2. integrative
3. motor
What disease is marked by progressive, irreversible memory loss, deterioration of intellect, speech and movement disturbances, and disorientation?
Alzheimer's Disease
Tissues that protect the Central Nervous System (CNS)?
Meninges
The five cerebral lobes
1. frontal lobes
2. parietal lobes
3. temporal lobes
4. occipital lobes
5. insulas
Can we control the Somatic Nervous System?
Yes, the nerves lets us control movements such as jumping.
The main cells of the nervous system
neurons
What condition is thought to be caused by a virus?
Bell's Palsy
How many segments does the spinal cord consist of?
31
The subdivisions of the brainstem
1. midbrain
2. pons
3. medulla oblongata
What functions does the Autonomic Nervous System regulate?
It regulates the the functions of our internal organs such as the heart, stomach and intestines.
Neurons are responsible for ____
conducting electrical impulses in response to stimuli
What is paraplegia?
Loss of voluntary movement in the lower half of the body.
The spinal cord is considered a ____ for information coming to and from the brain?
A Super Highway
The function of the cerebrum
higher mental functions
ex. learning, memory, cognition, personality, language, and conscience
What does the Peripheral Nervous System do?
PNS connect the central nervous system (CNS) to the sensory organs.
Sensory neurons ___
conduct signals from around the body to the brain and spinal cord
A brain tumor is...
any intracranial mass, which may be neoplastic cysts.
What are the five nerve segments the spinal cord is divided into?
Cervical, Thoracic, Lumbar, Sacral, and Coccygeal
The parts of the diencephalon
1. thalamus
2. epithalamus
3. hypothalamus
4. subthalamus
What is the difference between the Sympathetic Nervous System and the Parasympathetic Nervous System?
The SNS prepares the body for sudden stress (Fight or flight response). The PNS does the opposite and brings the body back to homeostasis.
Name the three main parts of a neuron
axon, cell body, and dendrites
What is the name of the progressive disorder of the nervous system marked by signs such as tremor, slow movement, and muscular rigidity?
Parkinson's Disease