The Ultimate Guide To human anatomy & physiology

The Ultimate Guide To human anatomy & physiology

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ampulla – during the ear, the framework at the base of a semicircular canal which contains the hair cells and cupula for transduction of rotational movement of The pinnacle.

diffusion – motion of a material from a location of higher focus to one of decrease focus.

codon – consecutive sequence of three nucleotides on an mRNA molecule that corresponds to a selected amino acid.

anticodon – consecutive sequence of a few nucleotides on the tRNA molecule which is complementary to a particular codon on an mRNA molecule.

ciliary body – smooth muscle mass structure on the inside surface area in the iris that controls The form of your lens in the zonule fibres.

coronary sinus – significant, slim-walled vein to the posterior surface area of the heart that lies within the atrioventricular sulcus and drains the heart myocardium immediately into the right atrium.

calcitonin – peptide hormone made and secreted via the parafollicular cells (C cells) in the thyroid gland that functions to reduce blood calcium amounts.

cavernous sinus – enlarged vein that receives blood from most of the other cerebral veins and the eye socket, and contributes to the petrosal sinus.

cerebral cortex – outermost layer of gray issue inside the brain, in which aware notion requires area.

diploid – affliction marked via the existence of the double complement of genetic product (two sets of chromosomes, one particular established inherited from Each individual check here of two mothers and fathers).

ABO blood team – blood-variety classification dependant on the existence or absence of A and B carbohydrates about the erythrocyte membrane surface.

cardiogenic shock – sort of shock that benefits from The shortcoming on the heart to keep up cardiac output.

clavicle – collarbone; elongated bone that articulates With all the manubrium of your sternum medially along with the acromion of your scapula here laterally.

brain case – portion of the cranium which contains and guards the Mind, consisting in the eight bones that variety the cranial base and rounded upper cranium.