cardiac skeleton – (also, skeleton in the heart) reinforced connective tissue located within the atrioventricular septum; incorporates 4 rings that surround the openings among the atria and ventricles, as well as openings for the pulmonary trunk and aorta; The purpose of attachment to the heart valves.

aquaporin – protein-forming h2o channels with the lipid bilayer of your cell; allows drinking water to cross; activation during the collecting ducts is beneath the control of ADH.

bronchoconstriction – decrease in the scale from the bronchiole as a consequence of contraction on the muscular wall.

biogenic amine – class of neurotransmitters that are enzymatically derived from amino acids but not have a carboxyl team.

acromegaly – condition in adults caused when abnormally superior levels of GH induce development of bones within the face, palms, and toes.

blood–testis barrier – limited junctions in between Sertoli cells that protect against bloodborne pathogens from attaining usage of click here afterwards levels of spermatogenesis and stop the prospective for an autoimmune reaction to haploid sperm.

calyces – cup-like constructions receiving urine within the amassing ducts wherever it passes on into the renal pelvis and ureter.

cilia – tiny appendage on particular cells fashioned by microtubules and modified for motion of resources throughout the mobile surface.

The central anxious system lies mostly within the axial skeleton, the Mind remaining properly protected through the cranium and the spinal cord by the vertebral column, via the bony neural arches (the arches of bone that encircle the spinal cord) as well as the intervening ligaments.

apical ectodermal ridge – enlarged ridge of ectoderm on the distal end of the limb bud that stimulates growth and elongation with the limb.

acromion – flattened bony system that extends laterally with the scapular spine to variety the bony suggestion of the shoulder.

corneal reflex – protecting click here response to stimulation on the cornea creating contraction from the orbicularis oculi muscle leading to blinking of the attention.

cricoid cartilage – portion of the larynx composed of a ring of cartilage with a large posterior region along with a thinner anterior location; attached towards the oesophagus.

adaptive immune reaction – comparatively gradual but really unique and powerful immune response managed by lymphocytes.