human anatomy definition Options

human anatomy definition Options

Blog Article

atrioventricular valves – one-way valves Found in between the atria and ventricles; the valve on the appropriate is called the tricuspid valve, as well as the one on the still left will be the mitral or bicuspid valve.

This book will not be Employed in the schooling of large language models or or else be ingested into big language products or generative AI choices with out OpenStax's authorization.

cortical reaction – adhering to fertilisation, the discharge of cortical granules with the oocyte’s plasma membrane into the zona pellucida making a fertilisation membrane that prevents any even further attachment or penetration of sperm; Section of the sluggish block to polyspermy.

typical iliac vein – among a set of veins that flows in to the inferior vena cava at the extent of L5; the remaining common iliac vein drains the sacral area; divides into external and internal iliac veins close to the inferior part of the sacroiliac joint

axillary artery – continuation from the subclavian artery mainly because it penetrates the body wall and enters the axillary region; provides blood to the location around The pinnacle in the humerus (humeral circumflex arteries); the majority of the vessel carries on into the brachium and will become the brachial artery.

complement – enzymatic cascade of constitutive blood proteins that have antipathogen outcomes, such as the immediate killing of micro organism.

The main law of thermodynamics retains that Vitality can neither be produced nor ruined—it may only modify variety. Your primary purpose as an organism would be here to eat (ingest) Electrical power and molecules from the foods you try to eat, transform some of it into gasoline for motion, sustain your body functions, and Construct and maintain your body buildings. There are two different types of reactions that attain this: anabolism and catabolism.

chemical synapse – link in between two neurons, or in between a neuron and its target, in which a neurotransmitter diffuses throughout an exceptionally small distance.

Then the ATP is damaged down (catabolism) and a managed quantity of Electrical power is introduced, that is utilized by the mobile to carry out a particular career.

Body composition functions rely upon their kind. Just how buildings work rely on the best way They are really structured. So knowing Physiology calls for an comprehension of Anatomy, and vice versa.

apneustic centre – network of neurons throughout the pons that promote the neurons from the dorsal respiratory group; controls the depth of inspiration.

absorption – passage of digested solutions in the intestinal lumen via mucosal cells and into your bloodstream or lacteals.

clavicle – collarbone; elongated get more info bone that articulates Using the manubrium in the sternum medially along with the acromion on the scapula laterally.

axon terminal – finish with the axon, exactly where there usually are a number of branches extending toward the concentrate on cell.