circadian rhythm – interior perception on the every day cycle of light and darkish based on retinal activity associated with sunlight.

corpus spongiosum – (plural = corpora cavernosa) column of erectile tissue during the penis that fills with blood for the duration of an erection and surrounds the penile urethra around the ventral percentage of the penis.

ascending aorta – First percentage of the aorta, increasing through the still left ventricle for the distance of roughly five cm.

distal convoluted tubules – portions of your nephron distal towards the loop of Henle that obtain hyposmotic filtrate in the loop of Henle and vacant into amassing ducts.

chordae tendineae – string-like extensions of tough connective tissue that extend from the flaps of your atrioventricular valves towards the papillary muscles.

clonal anergy – system whereby B cells that respond to soluble antigens in bone marrow are created non-useful.

Physiology is the study of how the human body works. It describes the chemistry and physics behind basic body capabilities, from how molecules behave in cells to how devices of organs work with each other.

bicipital groove – intertubercular groove; slender groove Situated in between the better and lesser tubercles on the humerus.

Lively transport – type of transport over check here the mobile membrane that needs enter of cellular Vitality.

The relationship of your ribs on the breastbone—the sternum—is in all situations a secondary 1, brought about from the somewhat pliable rib (costal) cartilages. The little joints between the ribs and the vertebrae allow a gliding movement of your ribs on the vertebrae in the course of breathing along with other actions. The movement is restricted from the ligamentous attachments concerning ribs and vertebrae.

anulus fibrosus – difficult, fibrous outer portion of an intervertebral disc, which can be strongly anchored for the bodies on the adjacent vertebrae.

bundle of His – (also, atrioventricular bundle) team of specialised myocardial conductile cells that transmit the impulse from your AV node through the interventricular septum; sort the left and suitable atrioventricular bundle branches.

abducens nerve – sixth cranial nerve; to blame for contraction of one human anatomy meaning of many extraocular muscles.

azygos vein – originates within the lumbar region and passes through the diaphragm into your thoracic cavity on the right facet of your vertebral column; drains blood within the intercostal veins, oesophageal veins, bronchial veins, along with other veins draining the mediastinal region; leads to the superior vena cava.