A Simple Key For human anatomy & physiology Unveiled
A Simple Key For human anatomy & physiology Unveiled
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ankle joint – joint that separates the leg and foot parts with the decrease limb; fashioned by the articulations between the talus bone of your foot inferiorly, as well as distal end of your tibia, medial malleolus from the tibia, and lateral malleolus on the fibula superiorly.
cuticle – in hair, the outermost layer of keratinocytes originating from the hair matrix, as witnessed inside of a cross-section on the hair bulb.
capacitation – method that occurs in the feminine reproductive tract by which sperm are well prepared for fertilisation; leads to increased motility and changes inside their outer membrane that improve their capacity to launch enzymes capable of digesting an oocyte’s outer layers.
common iliac vein – among a pair of veins that flows to the inferior vena cava at the extent of L5; the left typical iliac vein drains the sacral region; divides into exterior and interior iliac veins close to the inferior portion of the sacroiliac joint
amacrine mobile – kind of cell during the retina that connects to your bipolar cells near the outer synaptic layer and delivers The idea for early image processing in the retina.
blood–testis barrier – limited junctions amongst Sertoli cells that protect against bloodborne pathogens from getting use of later phases of spermatogenesis and forestall the probable for an autoimmune response to haploid sperm.
calcitonin – peptide hormone created and secreted through the parafollicular cells (C cells) with the thyroid gland that functions to reduce blood calcium degrees.
cavernous sinus – enlarged vein that receives blood from many of the other cerebral veins along with the eye socket, and leads to the petrosal sinus.
The body’s biggest organ system is the integumentary method, which includes the skin and its associated buildings, for example hair and nails. The surface tissue of pores and skin is actually a barrier that safeguards inner structures and fluids from probably damaging microorganisms along with other toxins.
ascending pathway – fibre framework that relays sensory information and facts from read more your periphery in the spinal wire and Mind stem to other buildings with the Mind.
angle of the rib – portion of rib with greatest curvature; alongside one another, the rib angles kind quite possibly the most posterior extent from the thoracic cage.
cardiac reflexes – series of autonomic reflexes that permit the cardiovascular centres to manage heart perform based upon sensory information and facts from a number of visceral sensors.
A click here particular characteristic of humans as as opposed with other mammals is erect posture. The human body is to some extent just like a going for walks tower that moves on pillars, represented by the legs. Huge rewards have been obtained from this erect posture, the chief among the that has been the freeing of the arms for a great selection of employs.
articular cartilage – thin layer of cartilage covering an epiphysis; minimizes friction and acts being a shock absorber.