The Ultimate Guide To human anatomy & physiology

The Ultimate Guide To human anatomy & physiology

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corpus callosum – huge white make a difference construction that connects the correct and left cerebral hemispheres.

diencephalon – region of the Grownup brain that retains its name from embryonic development and features the thalamus and hypothalamus.

corpus cavernosum – possibly of two columns of erectile tissue from the penis that fill with blood during an erection.

Development also features the processes of development and mend, both of which involve cell differentiation.

Hence, the motions of your body and its elements, each of the way from the lunge from the soccer player into the sensitive manipulations of the handicraft artist or of the use of sophisticated instruments by a scientist, are made probable by independent and particular person engineering preparations in between muscle mass and bone.

complement – enzymatic cascade of constitutive blood proteins that have antipathogen effects, such as the direct killing of microbes.

calyces – cup-like buildings acquiring urine in the amassing ducts where by it passes on on the renal pelvis and click here ureter.

mobile cycle – lifetime cycle of a single cell, from its start till its division into two new daughter cells.

atrial natriuretic peptide (ANP) – peptide hormone produced by the walls on the atria in response to higher blood pressure, blood volume, or blood sodium that lessens the reabsorption of sodium and h2o during the kidneys and promotes vasodilation.

acrosomal reaction – launch of digestive enzymes by sperm that permits them to burrow throughout the corona radiata and penetrate the zona pellucida of an oocyte before fertilisation.

amniotic cavity – cavity that opens between the internal mobile mass along with the trophoblast; develops into amnion.

arachnoid trabeculae – filaments among the arachnoid and pia mater inside the subarachnoid Place.

descending aorta – part of the aorta that continues downward past the end with the more info aortic arch; subdivided in the thoracic aorta and the abdominal aorta.

absolute refractory interval – time all through an motion period of time when A further action potential can't be produced since the voltage-gated Na+ channel is inactivated.