5 Simple Statements About human anatomy & physiology Explained
5 Simple Statements About human anatomy & physiology Explained
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angiotensin II – protein produced by the enzymatic motion of ACE on inactive angiotensin I; actively leads to vasoconstriction and stimulates aldosterone release via the adrenal cortex.
arm – area in the higher limb located among the shoulder and elbow joints; consists of the humerus bone.
cribriform plate – modest, flattened locations with various compact openings, Situated to both facet in the midline in the ground in the anterior cranial fossa; shaped with the ethmoid bone.
choroid – really vascular tissue in the wall of the attention that provides the outer retina with blood/
chordae tendineae – string-like extensions of challenging connective tissue that reach within the flaps of your atrioventricular valves on the papillary muscles.
cuboid – tarsal bone that articulates posteriorly With all the calcaneus bone, medially With all the lateral cuneiform bone, and anteriorly While using the fourth and fifth metatarsal bones.
dendrite – one particular of numerous branchlike procedures that extends in the neuron cell body and features like a Call for incoming signals (synapses) from other neurons or sensory cells.
anterior median fissure – deep midline attribute of the anterior spinal twine, more info marking the separation between the right and left sides with the cord.
carotid sinuses – little pockets near the foundation of The interior carotid arteries which are the areas in the baroreceptors and chemoreceptors that set off a reflex that aids from the regulation of vascular homeostasis.
The relationship from the ribs on the breastbone—the sternum—is in all cases a secondary 1, introduced about via the comparatively pliable rib (costal) cartilages. The little joints concerning the ribs along with the vertebrae permit a gliding motion with the ribs around the vertebrae in the course of respiratory along with other things to do. The movement is limited because of the ligamentous attachments amongst ribs and vertebrae.
biological macromolecule – substantial molecule needed for life which is constructed from lesser organic molecules.
astrocyte – star-formed mobile inside the central nervous method that regulates ions and uptake and/or breakdown of some neurotransmitters and contributes to the development read more of your blood-brain barrier.
blood-brain barrier (BBB) – physiological barrier in between the circulatory technique plus the central nervous technique that establishes a privileged blood supply, restricting the move of substances into the CNS.
atrioventricular septum – cardiac septum located among the atria and ventricles; atrioventricular valves can be found below.