Cerebellum & Spinal Cord Flashcards
What is the second largest part of the brain?
Cerebellum
Where is the cerebellum found?
Near the back of the skull
What is the cerebellum responsible for?
Coordinating the movement directed by the cerebrum so they are graceful and efficient
What does the cerebellum aid in?
Muscle memory
The spinal cord extends from the what to the what?
The medulla obongata to the lumbar vertebrae
The brain and spinal cord are both covered with what?
Meninges
How many spinal nerves does the spinal cord have?
31
The spinal cord relays impulses between the brain and what?
PNS
What would a cross-section of the spinal cord look like?
A butterfly of gray matter surrounded by white matter
Dorsal horns receive impulses from what?
Afferent nerves
Dorsal horns pass impulses through ventral horns to what?
Efferent nerves
The dorsal and ventral roots join together to make what?
A 2-directional spinal nerve
What is the pathway called that reflexes travel on?
Reflex arc
What are the 5 elements of a reflex arc?
- a receptor
- sensory neurons
- integration
- motor neurons
- an effector
Reflexes can be two different things. What are they?
- somatic (skeletal muscle)
- autonomic (smooth muscle)
