cardiac skeleton – (also, skeleton of the heart) bolstered connective tissue located throughout the atrioventricular septum; incorporates 4 rings that surround the openings concerning the atria and ventricles, along with the openings to your pulmonary trunk and aorta; the point of attachment to the heart valves.
ongoing conduction – sluggish propagation of the action probable together an unmyelinated axon owing to voltage-gated Na+ channels Situated alongside all the duration in the mobile membrane.
Talked over in the following paragraphs as Element of the axial skeleton is a 3rd subdivision, the visceral, comprising the decreased jaw, some aspects from the higher jaw, and the branchial arches, including the hyoid bone.
anticodon – consecutive sequence of 3 nucleotides over a tRNA molecule that is complementary to a particular codon on an mRNA molecule.
cupula – specialised structure in the base of a semicircular canal that bends the stereocilia of hair cells when The pinnacle rotates Through the relative motion in the enclosed fluid.
calcaneofibular ligament – intrinsic ligament located about the lateral aspect of your ankle joint, amongst the calcaneus bone and lateral malleolus of your fibula; supports the talus bone at the ankle joint and resists extra inversion on the website foot.
depolarise – to decrease the voltage difference between the inside and outside of a mobile’s plasma membrane (the sarcolemma for just a muscle mass fibre), generating the inside significantly less adverse than at rest.
dorsal – describes the back or course toward the back again on the body; also known as posterior.
The body’s premier organ program will be the integumentary system, which includes the pores and skin and its involved constructions, for example hair and nails. The area tissue of pores and skin can be a barrier that safeguards inside constructions and fluids from website probably dangerous microorganisms as well as other toxins.
Marathon Runners Runners demonstrate two characteristics of dwelling humans—responsiveness and motion. Anatomic structures and physiological procedures permit runners to coordinate the motion of muscle mass groups and sweat in reaction to climbing inner body temperature. (credit: Phil Roeder/flickr)
Boyle’s legislation – connection involving volume and force as explained by the formula: P1V1 = P2V2.
capillary – smallest of blood vessels wherever Actual physical exchange takes place between the blood and tissue cells surrounded by interstitial fluid.
connective tissue – sort of tissue that serves to carry in place, link, and combine the body’s organs and programs.
alar plate – developmental location with the spinal wire that gives rise to the posterior horn on the grey make a difference.