cardiac skeleton – (also, skeleton of your heart) reinforced connective tissue Found inside the atrioventricular septum; contains four rings that encompass the openings in between the atria and ventricles, and also the openings for the pulmonary trunk and aorta; the point of attachment for your heart valves.
brain stem – location of the Grownup Mind that includes the midbrain, pons, and medulla oblongata and develops within the mesencephalon, metencephalon, and myelencephalon from the embryonic Mind.
cortical reaction – following fertilisation, the discharge of cortical granules from the oocyte’s plasma membrane into your zona pellucida developing a fertilisation membrane that stops any further attachment or penetration of sperm; Section of the slow block to polyspermy.
hypertension – power exerted via the blood against the wall of the vessel or heart chamber; is usually described with the additional generic phrase hydrostatic force.
cranial – describes a position higher than or higher than Yet another Section of the body appropriate; also referred to as remarkable.
contralateral – term meaning “on the alternative side,” as in axons that cross the midline in a fibre tract.
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Bachmann’s bundle – (also, interatrial band) team of specialised conducting cells that transmit the impulse straight from the SA node in the correct atrium to the still left atrium.
dermal papilla – (plural = dermal papillae) extension of your papillary layer with the dermis that raises surface area Get hold of involving the epidermis and dermis.
Marathon Runners Runners reveal two features of residing humans—responsiveness and movement. anatomy human body Anatomic buildings and physiological processes allow runners to coordinate the action of muscle groups and sweat in reaction to rising interior body temperature. (credit history: Phil Roeder/flickr)
anulus fibrosus – tricky, fibrous outer percentage of an intervertebral disc, that is strongly anchored on the bodies in the adjacent vertebrae.
arterial circle – (also, circle of Willis) anastomosis Positioned at The bottom from the brain that guarantees continual blood provide; fashioned from branches of the internal carotid and vertebral arteries; materials blood to your Mind.
bulbus cordis – portion of the primitive website heart tube that will inevitably produce into the correct ventricle.
anterior longitudinal ligament – ligament that runs the size in the vertebral column, uniting the anterior aspects of the vertebral bodies.