Nervous System 2 Flashcards
Parts of Brain Stem
Madula Oblongata, Pons, Mid Brain
Medulla Oblongata functions
Cardiac & respiratory control
Pons Function
Breathing, relay motor tracts
Mid Brain function
Substantia Nigra - Dopamine > Subconcious movement , Eye reflexes and tracking
Which section of the brain is the Thalamus and hypothalamus
Diencephalon
Thalamus Function
Major relay centre
Hypothalamus function
Hormone and Homeostasis
Emotional Brain
Temperature control
Sense of smell
Epithalamus function
Connects to limbic system to other parts of brain
Contains Pineal Gland
Part of the Cerebrum & key function
- Frontal - Motor
- Parietal - Sensory
- Temporal - Hearing
4 Occipital - Vision
Cerebellum function
Balance, Smooth movement (speech)
One outcome of a damaged cerebellum
Ataxia
Signs of Ataxia
widened stance
slurred speech
tremor upon motor movement intention (picking up glass)
Areas of spinal grey mater and key function
Posterior - Dorsal matter - Sensory Input
Anterior - Ventral matter - Motor output
Motor spinal tract
Corticospinal tract
Sensory spinal tract
dorsalcolumn
spinothalamic tracts
Corticospinal tract function
motor output - voluntary movement
dorsalcolum function
sense touch vibration
spinothalamic tract function
sense pain & temperature
Trochlear nerve function 4
eye movement (motor)
Trigeminal Nerve function 5
facial sensations , chewing (motor & sensory)
Cranial Nerve 3
Ocularmotor - eye movement, eyelids, pupil
Facial Nerve function 7
facial expression , taste , salivary glands (both)
vagus nerve function
Chest & Abdomen sense and motor
Hypogolossal nerve function 12
tongue movement & speech
