arteriovenous anastomosis – brief vessel connecting an arteriole straight to a venule and bypassing the capillary beds.

acclimatisation – strategy of adjustment the respiratory system can make resulting from Long-term exposure to significant altitudes.

blood move – movement of blood through a vessel, tissue, or organ that will likely be expressed regarding volume for every unit of your time.

adrenaline – Main and most powerful catecholamine hormone secreted via the adrenal medulla in response to shorter-phrase stress.

Protection in the heart, lungs, and other organs and structures within the upper body results in a problem somewhat different from that on the central nervous method. These organs, the functionality of which includes movement, expansion, and contraction, need to have a versatile and elastic protective masking. This type of covering is provided by the bony thoracic basket, or rib cage, which types the skeleton of your wall from the upper body, or thorax.

anterior cavity – much larger body cavity located anterior on check here the posterior (dorsal) body cavity; involves the serous membrane-lined pleural cavities for that lungs, pericardial cavity for your heart, and peritoneal cavity to the abdominal and pelvic organs; also known as ventral cavity.

dendrite – 1 of many branchlike procedures that extends through the neuron cell body and functions like a Speak to for incoming alerts (synapses) from other neurons or sensory cells.

cilia – smaller appendage on selected cells fashioned by microtubules and modified for motion of resources throughout the mobile area.

antidiuretic hormone (ADH) – hypothalamic hormone that is certainly saved from the posterior pituitary Which signals the kidneys to reabsorb drinking water.

brachial vein – further vein of the arm that kinds within the radial and ulnar veins from the reduce arm; causes the axillary get more info vein.

ABO blood group – blood-variety classification based upon the existence or absence of A and B carbohydrates within the erythrocyte membrane surface area.

cardiac reflexes – number of autonomic reflexes that allow the cardiovascular centres to regulate heart perform primarily based on sensory data from a range of visceral sensors.

bipolar – condition of the neuron with two processes extending through the neuron mobile body—the axon and just one dendrite.

bronchus – tube connected to the trachea that branches into several subsidiaries and provides a passageway for air to enter and depart the lungs.