human anatomy organs for Dummies

circle of Willis – (also, arterial circle) anastomosis Situated at The bottom on the Mind that assures continual blood source; fashioned from branches of The inner carotid and vertebral arteries; provides blood towards the Mind.

constant conduction – gradual propagation of the motion opportunity along an unmyelinated axon owing to voltage-gated Na+ channels located together your complete duration in the mobile membrane.

chitin – style of carbohydrate that types the outer skeleton of all arthropods that come with crustaceans and insects; Furthermore, it sorts fungi cell partitions.

costoclavicular ligament – band of connective tissue that unites the medial clavicle with the primary rib.

aorta – most significant artery while in the body, originating from the left ventricle and descending into the abdominal region exactly where it bifurcates to the common iliac arteries at the extent from the fourth lumbar vertebra; arteries originating through the aorta distribute blood to pretty much all tissues of the body.

adrenal medulla – inner layer of the adrenal glands that performs a crucial position in the anxiety reaction by generating adrenaline and noradrenaline.

Bainbridge reflex – (also, termed atrial reflex) autonomic reflex that responds to extend receptors during the atria that click here send out impulses on the cardioaccelerator location to boost HR when venous movement in to the atria raises.

cortex – in hair, the next or Center layer of keratinocytes originating from the hair matrix, as noticed in a cross-part from the hair bulb.

antidiuretic hormone (ADH) – hypothalamic hormone that's stored by the posterior pituitary and that indicators the kidneys to reabsorb drinking water.

diploid – condition marked through the presence of a double enhance of genetic material (two sets of chromosomes, one set inherited from each of two dad and mom).

ABO blood team – blood-style classification based on the existence or get more info absence of the and B carbohydrates to the erythrocyte membrane floor.

cardiogenic shock – style of shock that results from the inability on the heart to take care of cardiac output.

abducens nerve – sixth cranial nerve; chargeable for contraction of among the extraocular muscles.

articular cartilage – skinny layer of cartilage masking an epiphysis; lessens friction and acts being a shock absorber.

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