human anatomy organs for Dummies
human anatomy organs for Dummies
Blog Article
association space – region of cortex connected to a Major sensory cortical spot that further more procedures the data to deliver additional complicated sensory perceptions.
atlantoaxial joint – series of a few articulations between the atlas (C1) vertebra and also the axis (C2) vertebra, consisting of the joints concerning the inferior articular processes of C1 as well as the superior articular processes of C2, along with the articulation concerning the dens of C2 along with the anterior arch of C1.
dense body – sarcoplasmic composition that attaches into the sarcolemma and shortens the muscle as thin filaments slide past thick filaments.
coronoid strategy of the mandible – flattened upward projection from your anterior margin on the mandibular ramus.
aorta – most significant artery during the body, originating with the left ventricle and descending into the abdominal region the place it bifurcates into the popular iliac arteries at the level in the fourth lumbar vertebra; arteries originating from your aorta distribute blood to nearly all tissues from the body.
atrial reflex – (also, called Bainbridge reflex) autonomic reflex that responds to stretch receptors inside the atria that send out impulses to your cardioaccelerator spot to improve HR when venous circulation into the atria will increase.
anatomical posture – conventional reference position useful for describing places and directions on the human body.
brachial artery – continuation with the axillary artery inside the brachium; provides blood to Considerably with the check here brachial area; presents off quite a few smaller sized branches that give blood for check here the posterior surface area in the arm during the area of the elbow; bifurcates in to the radial and ulnar arteries at the coronoid fossa.
bilirubin – yellowish bile pigment produced when iron is faraway from haem and also the remaining molecule is further more broken down into waste merchandise.
Dalton’s regulation – assertion of your principle that a certain gasoline type in a combination exerts its individual stress, as if that unique gas variety was not Component of a mixture of gases.
course switching – ability of B cells to change the course of antibody they produce without altering the specificity for antigen.
astrocyte – star-shaped cell during the central nervous program that regulates ions and uptake and/or breakdown of some neurotransmitters and contributes towards the development from the blood-Mind barrier.
axillary vein – main vein while in the axillary location; drains the upper limb and gets the subclavian vein.
axon terminal – close on the axon, wherever there usually are various branches extending towards the focus on cell.