cone photoreceptor – among the list of two types of retinal receptor cell which is specialised for colour eyesight through the use of 3 photopigments dispersed by 3 independent populations of cells.
atlantoaxial joint – number of three articulations amongst the atlas (C1) vertebra as well as the axis (C2) vertebra, consisting on the joints involving the inferior articular procedures of C1 as well as exceptional articular procedures of C2, and the articulation involving the dens of C2 and the anterior arch of C1.
dense connective tissue – connective tissue proper which contains many fibres that deliver the two elasticity and defense.
basal forebrain – nuclei in the cerebrum connected to modulation of sensory stimuli and attention via wide projections for the cerebral cortex, loss of that's related to Alzheimer’s illness.
channel protein – membrane-spanning protein which has an interior pore which makes it possible for the passage of one or more substances.
coronary sinus – huge, slim-walled vein on the posterior floor of the heart that lies throughout the atrioventricular sulcus and drains the heart myocardium right into the right atrium.
anterior tibial artery – branches in the popliteal artery; provides blood to your anterior tibial area; becomes the dorsalis pedis artery.
chemical synapse – relationship involving two neurons, or amongst a neuron and its focus website on, exactly where a neurotransmitter diffuses throughout an exceptionally small length.
canaliculi – (singular = canaliculus) channels in the bone matrix that house among an osteocyte’s several cytoplasmic extensions that it takes advantage of to speak and receive nutrients.
acrosomal response – release of digestive enzymes by sperm that permits them to burrow with the corona radiata and penetrate the zona pellucida of the oocyte ahead of fertilisation.
colloid – viscous fluid in the central cavity of thyroid follicles, made more info up of the glycoprotein thyroglobulin.
arterial circle – (also, circle of Willis) anastomosis Situated at The bottom from the brain that assures continual blood offer; fashioned from branches of The inner carotid and vertebral arteries; materials blood towards the brain.
descending aorta – part of the aorta that carries on downward previous the end on the aortic arch; subdivided in the thoracic aorta along with the abdominal aorta.
abduction – movement from the coronal plane that moves a limb laterally far from the body; spreading of your fingers.