cardiac skeleton – (also, skeleton with the heart) bolstered connective tissue Found within the atrioventricular septum; contains 4 rings that encompass the openings among the atria and ventricles, and also the openings on the pulmonary trunk and aorta; the point of attachment to the heart valves.

arm – location of your higher limb located in between the shoulder and elbow joints; consists of the humerus bone.

basilic vein – superficial vein with the arm that occurs in the palmar venous arches, intersects While using the median cubital vein, parallels the ulnar vein, and carries on into the higher arm; together with the brachial vein, it causes the axillary vein.

adrenaline – Key and many potent catecholamine hormone secreted via the adrenal medulla in response to shorter-phrase stress.

axillary artery – continuation with the subclavian artery because it penetrates the body wall and enters the axillary location; materials blood towards the location around The pinnacle from the humerus (humeral circumflex arteries); nearly all of the vessel carries on into the brachium and will become the brachial artery.

atrial reflex – (also, named Bainbridge reflex) autonomic reflex that responds to extend receptors within the atria that send impulses towards the cardioaccelerator place to extend HR when venous flow into the atria will increase.

Bainbridge reflex – (also, termed atrial reflex) autonomic reflex that responds to stretch receptors inside the atria that send impulses on the cardioaccelerator space to boost HR when venous move into the atria will increase.

anterior border from the tibia – narrow, anterior margin of the tibia that extends inferiorly from the tibial tuberosity.

clavicular notch – paired notches located within the exceptional-lateral sides from the sternal manubrium, for articulation With click here all the clavicle.

descending tract – central anxious technique fibres carrying motor instructions with the Mind into the spinal cord or periphery.

bone marrow transplant – cure by which a donor’s nutritious bone marrow with its stem cells replaces diseased or weakened bone marrow of a affected person.

cardiac plexus – paired complicated community of nerve fibres close to the base of the heart that acquire sympathetic and parasympathetic stimulations to regulate HR.

electronic arteries – formed from your superficial and deep palmar arches; provide blood towards the digits.

brush border – formed by microvilli about the floor of specified cuboidal cells; in the kidney it is more info present in the PCT; increases floor spot for absorption while in the kidney.