Questions_random (anatomy/physiology) Flashcards
What is the main inhibitory neurotransmitter in the CNS?
GABA
Where is Broca’s area located?
Dominant frontal lobe
What secretes oxytocin?
Posterior pituitary gland
Where do nasal fibres of optic nerves cross?
optic chiasm
What type of glial cells keeps peripheral nerve fibres alive?
Schwann cells
What mechanism keeps the resting membrane potential maintained?
K+ pump
Which cell type is the main form of active immune defence in CNS?
Microglia
Which peripheral nerve innervates the muscle which abducts the thumb?
Median
Which structure relays sensory information to the cortex?
Thalamus
Which structure carries pain and temperature sensation?
Spinothalamic tract
What’s the function of hippocampus?
Memory
Which CN supplies muscle that depresses the eyeball in the adducted position?
CN IV (trochlear)
Which arterial system supplies the anterior 2/3 of the brain?
Carotid system
Which structure contains the cell bodies of afferent neurones of spinal nerves?
Dorsal ganglion
Which structure controls body temperature, hunger and thirst?
hypothalamus
