anatomy human heart for Dummies

anatomy human heart for Dummies

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ankle joint – joint that separates the leg and foot parts in the decreased limb; formed because of the articulations in between the talus bone on the foot inferiorly, as well as the distal stop of your tibia, medial malleolus of the tibia, and lateral malleolus in the fibula superiorly.

annular ligament – intrinsic ligament of your elbow articular capsule that surrounds and supports The top in the radius at the proximal radioulnar joint.

bronchoconstriction – minimize in the size of your bronchiole as a result of contraction of your muscular wall.

angiotensinogen – inactive protein inside the circulation produced by the liver; precursor of angiotensin I; have to be modified with the enzymes renin and ACE to generally be activated.

articular tubercle – sleek ridge Situated around the inferior skull, promptly anterior on the mandibular fossa.

calcaneofibular ligament – intrinsic ligament Positioned over the lateral facet in the ankle joint, involving the calcaneus bone and lateral malleolus of your fibula; supports the talus bone in the ankle joint and resists extra inversion of your foot.

Physiology could be the research of how the human body operates. It describes the chemistry and physics powering primary body capabilities, from how molecules behave in cells to how units of organs do the job jointly.

dorsal – describes the again or path toward the back with the more info body; also often called posterior.

The body’s premier organ program could be the integumentary program, which includes the pores and skin and its involved structures, like hair and nails. The surface tissue of pores and skin is usually a barrier that guards inside structures and fluids from most likely unsafe microorganisms and various toxins.

From the upper body and abdomen, a variety of internal membranes maintain significant organs such as the lungs, heart, and kidneys independent from Other people.

aortic hiatus – opening from the diaphragm that allows passage with the thoracic aorta in to the abdominal region where by it becomes the abdominal aorta.

costal aspect – site over the lateral sides of the thoracic vertebra for articulation with The top of a rib.

Broca’s space – area of the frontal lobe related to the motor instructions necessary for speech generation and Situated only in the cerebral hemisphere chargeable for language creation, that's the still left facet in about ninety five % with the population.

allantois – finger-like get more info outpocketing of yolk sac types the primitive excretory duct from the embryo; precursor on the urinary bladder.