Not known Factual Statements About human anatomy and physiology definition
Not known Factual Statements About human anatomy and physiology definition
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A human body is made of trillions of cells structured in a means that maintains unique internal compartments. These compartments continue to keep body cells separated from exterior environmental threats and retain the cells moist and nourished. They also separate interior body fluids from the many microorganisms that expand on body surfaces, such as the lining of specific passageways that connect to the outer surface area on the body.
cardiac notch – depression during the medial floor from the inferior lobe from the still left lung where by the apex with the heart is situated.
basilic vein – superficial vein with the arm that occurs from the palmar venous arches, intersects Along with the median cubital vein, parallels the ulnar vein, and proceeds into your upper arm; along with the brachial vein, it leads to the axillary vein.
hypertension – power exerted from the blood versus the wall of a vessel or heart chamber; is usually described Together with the a lot more generic expression hydrostatic stress.
axillary artery – continuation with the subclavian artery mainly because it penetrates the body wall and enters the axillary area; materials blood into the region in the vicinity of the head from the humerus (humeral circumflex arteries); nearly all of the vessel continues in to the brachium and gets the brachial check here artery.
arachnoid granulation – out-pocket from the arachnoid membrane in the dural sinuses that allows for reabsorption of CSF in the blood.
dendrite – 1 of numerous branchlike procedures that extends from your neuron cell body and features being a Speak to for incoming indicators (synapses) from other neurons or sensory cells.
cornea – fibrous masking of your anterior location of the eye that may be transparent to ensure that mild can go through it.
aortic sinuses – tiny pockets within the ascending aorta close to the aortic valve which are the locations from the baroreceptors (stretch receptors) and chemoreceptors that induce a reflex that here aids during the regulation of vascular homeostasis.
buffy coat – slim, pale layer of leukocytes and platelets that separates the erythrocytes with the plasma in the sample of centrifuged blood.
basilar artery – formed through the fusion of The 2 vertebral arteries; sends branches on the cerebellum, Mind stem, and also the posterior cerebral arteries; the main blood provide to your brain stem.
Responsiveness is the flexibility of an organism to adjust to improvements in its inside and exterior environments. An example of responsiveness to exterior stimuli could incorporate shifting towards resources of food and drinking water and away from perceived potential risks.
adductor tubercle – little, bony bump Positioned around the remarkable facet of the medial epicondyle with the femur.
cerebral aqueduct – relationship with the ventricular program in between the 3rd and fourth ventricles located in the midbrain.