The Ultimate Guide To human anatomy & physiology
The Ultimate Guide To human anatomy & physiology
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circadian rhythm – interior notion from the day by day cycle of sunshine and dim determined by retinal activity connected with sunlight.
acinus – cluster of glandular epithelial cells in the pancreas that secretes pancreatic secretion while in the pancreas.
cribriform plate – small, flattened locations with several small openings, Situated to either aspect on the midline in the floor from the anterior cranial fossa; shaped from the ethmoid bone.
dentin – bone-like tissue right away deep into the enamel of the crown or cementum of the basis of the tooth.
cervical vertebrae – seven vertebrae numbered as C1–C7 that are located while in the neck region on the vertebral column.
contralateral – word meaning “on the alternative aspect,” as in axons that cross the midline within a fibre tract.
atrioventricular (AV) node – clump of myocardial cells located in the inferior part of the right atrium inside the atrioventricular septum; receives the impulse with the SA node, pauses, then transmits it into specialised conducting cells throughout the interventricular septum.
detrusor muscle – easy muscle mass from the bladder wall; fibres operate in all directions to lessen the sizing of your organ when emptying it of urine.
axoplasm – cytoplasm of an axon, which differs in composition in comparison to the cytoplasm on the neuronal cell body.
While in the upper body and abdomen, several different interior membranes keep main organs like the lungs, heart, and kidneys individual from Many others.
acromioclavicular joint – get more info articulation among the acromion on the scapula plus the acromial conclusion with the clavicle.
dorsal arch – (also, arcuate arch) fashioned from the anastomosis of the dorsalis pedis artery and medial and plantar arteries; branches supply the distal parts of your foot and digits.
cricoid cartilage – percentage of the larynx composed read more of a hoop of cartilage with a large posterior location in addition to a thinner anterior region; hooked up for the oesophagus.
complete refractory period of time – time for the duration of an motion period of time when A further action likely can not be generated since the voltage-gated Na+ channel is inactivated.