The Grownup human skeleton usually is made up of 206 named bones. These bones is often grouped in two divisions: axial skeleton and appendicular skeleton.
acclimatisation – technique of adjustment which the respiratory technique makes due to chronic publicity to large altitudes.
capacitation – course of action that happens in the feminine reproductive tract wherein sperm are well prepared for fertilisation; results in increased motility and modifications inside their outer membrane that strengthen their capability to release enzymes effective at digesting an oocyte’s outer layers.
cleavage furrow – contractile ring that forms all-around a cell through cytokinesis that pinches the cell into two halves.
chordae tendineae – string-like extensions of difficult connective tissue that stretch from your flaps in the atrioventricular valves for the papillary muscles.
arachnoid granulation – out-pocket of the arachnoid membrane into your dural sinuses that enables for reabsorption of CSF to the blood.
calcitonin – peptide hormone generated check here and secreted via the parafollicular cells (C cells) in the thyroid gland that features to minimize blood calcium stages.
bicipital groove – intertubercular groove; slender groove located in between the larger and lesser tubercles in the humerus.
axoplasm – cytoplasm of an axon, which differs in composition compared to cytoplasm from the neuronal cell body.
dihydroxyvitamin D – Lively method of vitamin D required by the intestinal epithelial cells for the absorption of calcium.
basilar artery – shaped with the fusion of The 2 vertebral arteries; sends branches to your cerebellum, brain stem, along with the posterior cerebral arteries; the principle blood source towards the Mind stem.
cardiac reflexes – number of more info autonomic reflexes that empower the cardiovascular centres to manage heart operate based mostly upon sensory info from a number of visceral sensors.
clavicle – collarbone; elongated bone that articulates While using the manubrium with the sternum medially along with the acromion with the scapula laterally.
brachial plexus – nerve plexus linked to the lower cervical spinal nerves and very first thoracic spinal nerve.