circle of Willis – (also, arterial circle) anastomosis Situated at The bottom with the Mind that makes sure continual blood offer; formed from branches of The inner carotid and vertebral arteries; supplies blood to the Mind.
diencephalon – area of the adult Mind that retains its title from embryonic development and involves the thalamus and hypothalamus.
corpus cavernosum – either of two columns of erectile tissue while in the penis that fill with blood throughout an erection.
costoclavicular ligament – band of connective tissue that unites the medial clavicle with the very first rib.
amacrine mobile – sort of mobile in the retina that connects for the bipolar cells near the outer synaptic layer and offers The premise for early impression processing within the retina.
cauda equina – bundle of spinal nerve roots that descend in the decrease spinal twine underneath the very first lumbar vertebra and lie within the vertebral cavity; has the appearance of a horse’s tail.
calyces – cup-like buildings acquiring urine within the collecting ducts wherever it passes on towards the renal pelvis check here and ureter.
amygdala – nucleus deep during the temporal lobe from the cerebrum which is connected with memory and emotional conduct.
acute mountain sickness (AMS) – ailment that occurs a results of acute exposure to high altitude on account of a lower partial stress of oxygen.
descending tract – central anxious program fibres carrying motor commands with the brain to the spinal cord or periphery.
cranial nerve – certainly one of twelve nerves linked check here to the Mind that are chargeable for sensory or motor features of The pinnacle and neck.
anterior speaking artery – anastomosis of the ideal and left interior carotid arteries; supplies blood for the brain.
Betz cells – output cells of the first motor cortex that trigger musculature to maneuver by synapses on cranial and spinal motor neurons.
atrioventricular septum – cardiac septum Positioned among the atria and ventricles; atrioventricular valves can be found listed here.