human anatomy definition Secrets

human anatomy definition Secrets

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arachnoid mater – Center layer on the meninges named for that spider-web–like trabeculae that extend between it and also the pia mater.

corpus spongiosum – (plural = corpora cavernosa) column of erectile tissue in the penis that fills with blood during an erection and surrounds the penile urethra over the ventral portion of the penis.

chitin – form of carbohydrate that sorts the outer skeleton of all arthropods that include crustaceans and insects; Furthermore, it kinds fungi cell walls.

distal radioulnar joint – articulation amongst The top in the ulna and also the ulnar notch on the radius.

deltoid ligament – wide intrinsic ligament located to the medial facet from the ankle joint; supports the talus at the talocrural joint and resists surplus eversion with the foot.

coronary sinus – significant, slender-walled vein around the posterior surface area of the heart that lies in the atrioventricular sulcus and drains the heart myocardium directly into the appropriate atrium.

Human movement includes don't just actions on the joints on the body, but will also the movement of individual organs and also individual cells. As you read through these words and phrases, red and white blood cells are shifting all through your body, muscle mass cells are contracting and comforting to maintain your posture and also to concentrate your vision, and glands are secreting chemicals to control body features.

chemical synapse – link in between two neurons, or involving a neuron and its concentrate on, in which a neurotransmitter diffuses throughout an read more extremely limited length.

alar cartilage – cartilage that supports the apex of the nose and allows condition the nares; it is actually linked to the septal cartilage and connective tissue of the alae.

antigen presentation – binding of processed antigen to your protein-binding cleft of A serious histocompatibility intricate molecule.

aortic hiatus – opening while in the diaphragm that permits passage of the thoracic aorta into the abdominal area wherever it will become the abdominal aorta.

arterial circle – (also, circle of Willis) anastomosis located at The bottom on the brain that ensures continual blood supply; shaped from branches of The inner carotid and vertebral arteries; provides blood for the Mind.

ball-and-socket joint – synovial joint formed concerning the spherical finish of one bone (the ball) that fits into your depression of the next bone (the socket); located at the hip and shoulder joints; functionally classified as a multiaxial joint.

bronchus – tube connected to the trachea that branches into quite check here a few subsidiaries and gives a passageway for air to enter and depart the lungs.