blastocyst – expression for the conceptus at the developmental stage that is made up of about 100 cells shaped into an internal cell mass that may be fated to be the embryo and an outer trophoblast which is fated to become the related foetal membranes and placenta.
basal lamina – slender extracellular layer that lies beneath epithelial cells and separates them from other tissues.
carotid canal – zig-zag tunnel giving passage from the foundation of the skull for The inner carotid artery for the brain; starts anteromedial towards the styloid procedure and terminates in the center cranial cavity, close to the posterior-lateral base from the sella turcica.
basal plate – developmental region in the spinal twine that gives increase to your lateral and anterior horns of grey make any difference.
Encyclopaedia Britannica's editors oversee issue locations where they've comprehensive awareness, no matter whether from yrs of experience obtained by engaged on that content material or via examine for a sophisticated diploma. They produce new content and validate and edit information been given from contributors.
Define the conditions anatomy and physiology, and give certain illustrations to indicate the interrelationship concerning anatomy and physiology
Bainbridge reflex – (also, referred to as atrial reflex) autonomic reflex that responds to stretch receptors inside the atria that deliver impulses on the cardioaccelerator area to improve HR when venous movement to the atria boosts.
defensins – antimicrobial proteins released from neutrophils and macrophages that produce openings in the plasma membranes to eliminate cells.
antidiuretic hormone (ADH) – hypothalamic hormone that may be stored because of the posterior pituitary Which alerts the kidneys to reabsorb drinking water.
diploid – issue marked through the existence of a double complement of genetic materials (two sets of chromosomes, a single set inherited from each of two mom and dad).
axon segment – single extend of your axon insulated by myelin and bounded by nodes of Ranvier at both finish (apart from the primary, which happens to be after the Preliminary phase, and the final, which can be accompanied by the axon terminal).
arterial circle – (also, circle of Willis) anastomosis located at The bottom from the Mind that makes certain continual blood offer; fashioned from branches of The interior carotid more info and vertebral arteries; supplies blood to the Mind.
clavicle – collarbone; elongated bone that articulates get more info Using the manubrium in the sternum medially as well as the acromion of the scapula laterally.
cerebral aqueduct – relationship of the ventricular system concerning the third and fourth ventricles situated in the midbrain.