cardiac skeleton – (also, skeleton of the heart) reinforced connective tissue located throughout the atrioventricular septum; involves four rings that encompass the openings in between the atria and ventricles, and also the openings to your pulmonary trunk and aorta; The purpose of attachment for your heart valves.

arcuate line from the ilium – sleek ridge located for the inferior margin in the iliac fossa; kinds the lateral percentage of the pelvic brim.

Talked about on this page as Component of the axial skeleton is a third subdivision, the visceral, comprising the decrease jaw, some aspects of your higher jaw, and also the branchial arches, including the hyoid bone.

cervical enlargement – location on the ventral (anterior) horn from the spinal twine that has a larger inhabitants of motor neurons for that higher amount of and finer Charge of muscles with the upper limb.

cupula – specialised framework inside the foundation of a semicircular canal that bends the stereocilia of hair cells when The top rotates by way of the relative movement with the enclosed fluid.

blood–testis barrier – tight junctions amongst Sertoli cells that reduce bloodborne pathogens from gaining access to afterwards phases of spermatogenesis and stop the possible for an autoimmune reaction to haploid sperm.

The very first regulation of thermodynamics retains that Electricity can neither be created nor ruined—it can only change type. Your fundamental purpose being an organism is usually to take in (ingest) Electricity and molecules while in the foods you try to eat, transform some of it into gasoline for motion, sustain your body capabilities, and Develop and preserve your body constructions. There's two types of reactions that attain this: anabolism and catabolism.

cornea – fibrous masking from the anterior region of the eye that's transparent so that light can go through it.

bronchial tree – collective title for that numerous branches from the bronchi and bronchioles of more info your respiratory procedure.

corticobulbar tract – link concerning the cortex as well as the brain stem accountable for building motion.

activation gate – Element of the voltage-gated Na+ channel that opens when the membrane voltage reaches threshold.

The several organ units each have different capabilities and thus unique roles to conduct in physiology. These a lot of functions might be summarized with regards to a handful of that we would take into account definitive of human everyday living: Group, metabolism, responsiveness, movement, improvement, and copy.

bulbourethral more info glands – (also, Cowper’s glands) glands that secrete a lubricating mucus that cleans and lubricates the urethra before And through ejaculation.

corona radiata – in an oocyte, a layer of granulosa cells that surrounds the oocyte and that should be penetrated by sperm before fertilisation can take place.