A Simple Key For anatomy human heart Unveiled

anastomosis – (plural = anastomoses) area the place vessels unite to allow blood to circulate even when there may be partial blockage in another department.

corpus spongiosum – (plural = corpora cavernosa) column of erectile tissue from the penis that fills with blood through an erection and surrounds the penile urethra about the ventral portion of the penis.

cochlear duct – Room inside the auditory portion of the internal ear which contains the organ of Corti and it is adjacent into the scala tympani and scala vestibuli on possibly side.

adrenaline – Main and many powerful catecholamine hormone secreted with the adrenal medulla in reaction to short-time period strain.

Command centre – compares values for their normal array; deviations induce the activation of the effector.

arachnoid granulation – out-pocket in the arachnoid membrane to the dural sinuses that allows for reabsorption of CSF in to the blood.

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defensins – antimicrobial proteins unveiled from neutrophils and macrophages that generate openings in the plasma membranes to click here destroy cells.

checkpoint – development stage in the cell cycle throughout which sure conditions need to be satisfied to ensure that the cell to commence to your subsequence phase.

autorhythmicity – capability of cardiac muscle to initiate its individual electrical impulse that triggers the mechanical contraction that pumps blood at a fixed rate with out nervous or endocrine Regulate.

acromion – flattened bony course of action that extends laterally within the scapular backbone to sort the bony suggestion from the shoulder.

frequent area domain – part of a lymphocyte antigen receptor that doesn't change A great deal concerning unique receptor styles.

Of these capabilities, support is easily the most primitive and the oldest; Furthermore, the axial click here A part of the skeleton was the primary to evolve. The vertebral column, similar to the notochord in decrease organisms, is the principle aid in the trunk.

alveolar process of the maxilla – curved, inferior margin from the maxilla that supports and anchors the higher enamel.

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