decussate – to cross the midline, as in fibres that task from a single side in the body to the other.
This guide is probably not Utilized in the instruction of large language versions or or else be ingested into big language styles or generative AI choices devoid of OpenStax's permission.
cell – smallest independently functioning device of all organisms; in animals, a mobile incorporates cytoplasm, composed of fluid and organelles.
costoclavicular ligament – band of connective tissue that unites the medial clavicle with the first rib.
chordae tendineae – string-like extensions of hard connective tissue that extend in the flaps of the atrioventricular valves for the papillary muscles.
crista galli – modest upward projection Situated with the midline in the ground of your anterior cranial fossa; shaped from the ethmoid bone.
Physiology is the study of how the human body works. It describes the chemistry and physics powering primary more info body features, from how molecules behave in cells to how systems of organs operate with each other.
Bachmann’s bundle – (also, interatrial band) group of specialised conducting cells that transmit the impulse straight from the SA node in the appropriate atrium on the left atrium.
checkpoint – development issue inside the mobile cycle in the course of which certain problems has to be read more satisfied in order for the cell to progress into a subsequence period.
autorhythmicity – ability of cardiac muscle to initiate its possess electrical impulse that triggers the mechanical contraction that pumps blood at a fixed speed with no anxious or endocrine Handle.
bone marrow – tissue observed within bones; the internet site of all blood mobile differentiation and maturation of B lymphocytes.
cardiac plexus – paired elaborate network of nerve fibres near the base on the heart that receive sympathetic and parasympathetic stimulations to manage HR.
disinhibition – disynaptic link through which the very first synapse inhibits the second cell, which then stops inhibiting the ultimate target.
allantois – finger-like outpocketing of yolk sac sorts the primitive excretory duct from the embryo; precursor towards the urinary bladder.