PPT-HISTOLOGICAL PrincipLES OF BRAIN ARTERIES

Intima thickening of penetrating arteries occurred in 17 Microatheromas were exceedingly rare lt 2 Specimens from the BARS BAR and Neurological diseases SMALL VESSEL DISEASE Specimens from the BARS. Failure to Obtain Histological / Cytological . Confirmation of Lung Cancer. Dr D N Leitch. On Behalf of Lung Cancer NSSG. NECN. Introduction. National Lung Cancer Audit - “75% histological confirmation is considered a reasonable benchmark for acceptable practice”. Techniques. By. DR ANYANWU GE. Introduction. Histological technique deals with the preparation of tissue for microscopic examination. . The aim of good histological technique to preserve microscopic anatomy of tissue. . venules. , and veins differ in size, structure, and function. Kelsee. , Aimee . How it works. Blood leaves heart through pulmonary trunk and aorta. Vessels branch forming major arteries that carry blood to body organs. Techniques. . Histology is the study of the cellular organization of body tissues and organs.. The structure of cells and tissues can be distinguished at two levels. . The fine structure is that which can be distinguished at the level of light microscopy (a magnification of 1000 x or less). . Mathilde. Xiao and Liam Kennedy. http://. www.youtube.com/watch?v. =3Q5x0znIFnI. Structure of the Artery. Arteries . • . Fairly . narrow lumen . (blood at . higher . pressure. ) . No . valves . apart from the semi lunar valves. . Brain Stem. Oldest and smallest region. Controls life itself. Governs basic, but critical survival needs. Heart actions. Digestion. Circulation. Breathing. Deeply instinctual and ritualistic. Executes the flight, fight, or freeze response. Why is regulation of the cycle important?. 40%. Approximately 39.6 percent of men and women will be diagnosed with cancer at some point during their lifetime. . (based on 2010-2012 data). (cancer.gov). venules. , and veins differ in size, structure, and function. Kelsee. , Aimee . How it works. Blood leaves heart through pulmonary trunk and aorta. Vessels branch forming major arteries that carry blood to body organs. Basilar artery. Vertebral artery. Internal. carotid artery. External. carotid artery. Common. carotid artery. Thyrocervical. trunk. Costocervical. trunk. Subclavian. artery. Axillary. artery. Internal thoracic artery. Mary Kate Worden PhD. Ophthalmic artery. branch of the ICA. supplies structures in the orbit, eye (including retina), and scalp. Anterior choroidal artery. branch of the ICA. supplies optic tracts and internal capsule (posterior limb). The . Circulatory System is known as a CLOSED SYSTEM because the blood is contained within either . the . heart . or . blood . v. essels . at all times. . The . blood . vessels . that are part of the . HISTOLOGICAL STRUCTURE. HISTOLOGICAL STRUCTURE OF TESTIS. Each testis is enclosed in a think connective tissue capsule . called the tunica albuginea,. inner to which is a vascular layer of loose connective tissue called the . Prof. . ahmed. . fathalla. & Dr. . jamila. . elmedany. OBJECTIVES. . At the end of the lecture, the student should be able to:. Define the word ‘artery’ and understand the general principles of the arterial system.. Arteries . are a type of blood vessel.. They are part of the human circulatory system.. Read . the statements in the table.. What is your decision for . each . statement?. 1. Arteries only carry blood away from the heart..