CH7- part 1- Neurobio
Bilateral symmetry is:
Across the midline
What is the difference between Ipsilateral and contralateral?
Ipsilateral is the same side
and Contralateral is opposite sides
What is Ipsilateral?
The same side
Belly side or looking up means is _______.
Ventral
Medial vs Lateral
medial is middle
Lateral side
Anterior/Rostral is _______.
to the front towards the nose
What is the horizontal anatomical plane section?
Horizontal
What is Midsagittal?
Divided symmetrically in the middle
Posterior/Caudal is _______.
Towards the back to the spinal cord
what type of anatomical plane of section is Split into front and back halves?
Coronal
Ventral means:
looking up
What are the two part of the CNS?
Brain and Spinal cord
True or false, the central nervous system encased in bone.
True
Which one is the biggest part of the brain?
Cerebrum
The brain is divided in three part that are:
-Cerebrum
-Cerebellum
-Brain stem
Sensation and movement
Cerebrum
Brain section with Contralateral control.
Cerebrum
Primary Movement control center.
Cerebellum
True or False, the cerebellum has Ipsilateral control?
True.
Nerve fibers that connect the brain to the spinal cords.
Brain Stem
What part of the brain controls vital function such as breathing, body temperature, or consciousness?
Brain Stem
True or false, damage to the Brain stem can be fatal?
True
True or False, is the Spinal Cord attached to brain stem?
True
Major conduit of information from skin, joints, muscle to brain, and vice versa.
Spinal cord
What is the difference between the Dorsal root and Ventral root?
The Dorsal root is for the sensory information
The Ventral root is for the motor information
What nervous system is outside of the brain and the spinal cord?
Peripheral Nervous System
The Somatic PNS is for involuntary or voluntary control?
voluntary control
What Innervates skin, joints, muscle?
Somatic motor axon
In what parts is the Somatic PNS divided?
-Somatic motor axon
-Somatic sensor axon
What is the S omatic motor axon and Somatic Sensory axon?
-The Somatic motor axon innervates the muscles
-The Somatic sensory axon consist of the dorsal root ganglia that is a cluster of neuronal cells outside of the spinal cord.
What is involuntary or vegetative in the PNS?
ANS- Autonomic Nervous system or Visceral Nervous system.
Blood pressure, oxygen content in blood_____.
are Visceral sensory functions
Visceral motor is in charge of_______?
contractions
-Smooth muscles in wall of intestines and blood vessels,
-Cardiac muscle
-Secretory functions in glands
Visceral Motor function is the contractions and relaxation of the:
What is the function of the Afferent axon?
carries information towards a point (carry to)
The description 'Carry information away from a point' corresponds to______.
Efferent axon
How many cranial nerves are from the Brain Stem?
12 nerves
What is the Dura mater?
The meninge that is the farthest away from the brain and is has a leather like texture.
What is the the Arachnoid membrane?
is the second membrane that protects the brain.
What meninge corresponds to the following description?
-Gentle mother
-Adhere to the brain's surface
-Blood vessels
-Subarachnoid space
Pia mater
What is the function of the blood vessels in the Pia Mater?
to innervate the brain
What is the subarachnoid space?
the space between the Arachnoid membrane and the Pia mater
What is CSF and it's function?
Is the Cerebrospinal fluid that protects and cushion the brain.
Trues or false, are the ventricles lined by the Pia mater?
True
What is inside the ventricles?
CFS
What tissue is inside the ventricles and it's function?
the Choroid tissue which secretes CFS
What does Arachnoid villi absorbs?
CFS
What is the condition where there is water in the head?
Hydrocephalus
What is the treatment for hydrocephalus?
What is the Clarity method?
What did Hounsfield and Cormack won the Nobel prize for?
How does Computed Tomography generated a image of the brain?
What is MRI and how does it work?
How does the Functional MRI detects neuronal activity?
Why is fMRI better than PET?
In what germ layer is the nervous system developed?
What is the mesoderm?
the formation of the bones and the muscles
The somites from from what germ layer?
The mesoderm
To what germ layer corresponds the description 'the lining of many internal organs'?
Endoderm
What is the neuralation?
What is the Neural groove?
What is the neuronal tube?
What are the three primary vesicles?
What the name of the process of formation of the Vesicles?
diferentiation
What is the Prosencephalom?
Also called forebrain is the most rostral vesicle and it's function is
what are the secondary vesicles of the Prosencephalon?
-Telencephalic
-optic vesicles
What is the diencephalon?