The Single Best Strategy To Use For human anatomy and physiology definition

angiotensin II – protein made by the enzymatic action of ACE on inactive angiotensin I; actively leads to vasoconstriction and stimulates aldosterone launch with the adrenal cortex.

corpus spongiosum – (plural = corpora cavernosa) column of erectile tissue from the penis that fills with blood for the duration of an erection and surrounds the penile urethra to the ventral percentage of the penis.

bronchial bud – composition inside the building embryo that varieties once the laryngotracheal bud extends and branches to form two bulbous structures.

anticodon – consecutive sequence of 3 nucleotides on a tRNA molecule that is definitely complementary to a certain codon on an mRNA molecule.

amacrine mobile – sort of mobile within the retina that connects towards the bipolar cells near the outer synaptic layer and provides the basis for early image processing in the retina.

blood hydrostatic strain – force blood exerts versus the walls of the blood vessel or heart chamber.

anosmia – lack of the sense of smell; generally the results of Bodily disruption of the first cranial nerve.

coronoid strategy of the ulna – projecting bony lip Situated on the anterior, proximal ulna; forms the inferior margin in the get more info trochlear notch.

axoplasm – cytoplasm of the axon, which is different in composition when compared to the cytoplasm of the neuronal mobile body.

descending tract – central anxious technique fibres carrying motor commands get more info from your Mind into the spinal twine or periphery.

axon phase – single stretch of the axon insulated by myelin and bounded by nodes of Ranvier at both close (aside from the 1st, that's once the First phase, and the last, which is accompanied by the axon terminal).

dorsal arch – (also, arcuate arch) shaped from your anastomosis from the dorsalis pedis artery and medial and plantar arteries; branches offer the distal parts from the foot and digits.

adductor tubercle – tiny, bony bump Situated around the exceptional facet of the medial epicondyle on the femur.

alveolar technique of the maxilla – curved, inferior margin of the maxilla that supports and anchors the upper enamel.

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