human anatomy and physiology notes Things To Know Before You Buy
human anatomy and physiology notes Things To Know Before You Buy
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atrioventricular valves – one particular-way valves Positioned amongst the atria and ventricles; the valve on the right is known as the tricuspid valve, along with the one to the remaining is definitely the mitral or bicuspid valve.
cuticle – in hair, the outermost layer of keratinocytes originating within the hair matrix, as observed in the cross-part of your hair bulb.
coronary arteries – branches of your ascending aorta that supply blood to the heart; the left coronary artery feeds the still left facet on the heart, the still left atrium and ventricle, and the interventricular septum; the correct coronary artery feeds the right atrium, parts of equally ventricles, as well as heart conduction process.
cervical enlargement – location of your ventral (anterior) horn of the spinal twine that includes a bigger inhabitants of motor neurons for your greater range of and finer Charge of muscles of the upper limb.
cervical vertebrae – 7 vertebrae numbered as C1–C7 that can be found from the neck region from the vertebral column.
Brodmann’s locations – mapping of areas with the cerebral cortex based on microscopic anatomy that relates specific places to purposeful variances, as described by Brodmann while in the early 1900s.
centriole – compact, self-replicating organelle that gives the origin for microtubule expansion and moves website DNA for the duration of cell division.
cornea – fibrous covering on the anterior area of the attention that is clear making sure that light can go through it.
dermal papilla – (plural = dermal papillae) extension on the papillary layer with the dermis that improves surface area Call in between the here epidermis and dermis.
autonomic tone – contractile condition throughout resting cardiac action made by mild sympathetic and parasympathetic stimulation.
immediate pathway – connections in the basal nuclei with the striatum on the globus pallidus internal section and substantia nigra pars reticulata that disinhibit the thalamus to enhance cortical Charge of movement.
aldosterone – hormone manufactured and secreted with the adrenal cortex that stimulates sodium and fluid retention and increases blood quantity and blood pressure level.
ball-and-socket joint – synovial joint formed between the spherical close of one bone (the ball) that matches to the despair of a second bone (the socket); observed within the hip and shoulder joints; functionally labeled to be a multiaxial joint.
cerebral aqueduct – connection on the ventricular technique amongst the third and fourth ventricles situated in the midbrain.