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Biophysics of Breathing

Anatomy of Breathing. External and Internal Breathing. Respiratory and Cardiovascular Relationships. Ventilation - the role of respiratory muscles. Ventilation - types (in adults). Origine of Breathing. Mechanics of breathing. The Lung Volumes.The Lung Capacities. Morphology of Alveoli and Capillaries (Coupling of respiratorz and Cardiovascular System). Diffusion through the alveolo - capillary membrane. Dynamics of Diffusion.

Biophysics of hearing

Ear - anatomy. Composition of Inner Ear. Organ of Corti - composition. Mechanism of hearing.

Biophysics of heart and circulation

Heart as a source of biopotentials. Heart as a pump. Blood flow in vessels.

Anatomy of Heart. Hearth - Source of Electric Biopotentials. Action Potential of Sinoatrial Node and Prepotential. Spreading of Electric Depolarisation in Heart. Heart as a Pump. Dynamic of Heart. Blood Pressures in Heart. Elasticity of aorta and arteries. Blood Circulation. Blood flow - types. Types of Blood pressures. Measurement of BP. Filtration at Capillary Loop.

Biophysics of Muscle Contraction

Basic muscle properties,.Sceletal, cardiac, smooth muscles and the differences. Basic muscle and muscle cell structure (myofibril, sarcomere, actin, myosin...). Motor unit, neuro-muscular junction, acetylcholine, end-plate potential. T tubules, sarcoplasmic reticulum, muscle fiber action potential. Muscle contraction and its control (tropomyosin), role of Ca ions and ATP. Single muscle twitch, superposition, summation, tetanus (unfused, fused), rigor mortis. Single unit and multiunit smooth muscle, gap junction, syncytium. Cardiac muscle structure, intercalated discs, Ca induced Ca release. Cardiac muscle action potential, the duration of action potential, summation of contraction.

Biophysics of perception, receptors, vision

Sensory perception. Reflex arc. Local response and Action potencial. Coding of sensory information on Paccinian Corpuscle (a skin receptor for touch and pressure). Coding of Stimulus on paccinian corpuscle. Receptors - Definition and properties. Receptors - Classification. The Flight Reflex. Laws of Sensory Perception. The Law of Adaptation. Receptor Adaptation. Biophysics of Vision. Anatomy of the Eye. Scheme of the Eye. Vitreous body. Retinal Background. COLOR VISION (HELMHOLTZ -YUANG THEORY of Color Vision). MYOPIA (Nearsightedness). Hyperopia - Farsightedness. PRESBYOPIA - OLDSIGHTEDNEES. Refraction Failures - scheme.

Biophysics of Action Potential & Synapse

Depolarization, repolarization, hyperpolarization, action potential – the shape, mechanisms, refractory periods, propagation of action potential (continual spreading, saltatory conduction), electrical stimulation – rheobase, chronaxy, graded potential, synapse, neurotransmitter, mechanisms of transmission receptors (ionotropic vs. metabotropic), EPSP, IPSP, summation (temporal, spatial), convergence, divergence.

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Radioactivity and ionizing radiation
.. aims of the lecture .. .. – – Pracoviská: Institute of Medical Biophysics.. .. KB anyone – – Pracoviská: Institute of Medical..

Structure of Matter From Biophysical Point of View
.. lecture „Structure of Matter From Biophysical Point of View“ is.. .. Pracoviská: Institute of Medical Physics, Biophysics, Informatics and Telemedicine Súvisiace články: .. .. [?] Klinicky citlivé [?] Licencia Structure of Matter From Biophysical Point of View 4.3.2019.. ..klíčová slova: in medicine, structure analysis, forms of matter, physical interactions, Heisenberg..

Obesity hypoventilation syndrome
.. (OHS) is defined as the combined presence of obesity (BMI > 30kg/m2) with awake arterial.. .. with OHS often suffer from sleep-related breathing disorders. Prevalence of obstructive sleep.. .. specialist and was admitted to deparment of respiratory diseases. He reported fragmented.. .. of pressure depend on patient spontaneous breathing. However, when patient breathing frequency drops..

Autoimmune hepatitis
.. with hypergammaglobulinaemia and the presence of circulating autoantibodies. In most cases it.. .. patient was followed up by his GP because of long-term cholestatic hepatic enzymes (GMT, ALP).. .. pulsation of carotid arteries. Vesicular breathing, without additional breathing phenomenas,..

Aortic dissection
.. breach in the integrity of the aortic wall allows arterial blood to enter.. .. Demková~authors.php?tid=377#Jana Grof.. .. 55-year-old patient with a history of arterial hypertension, an active smoker, with a.. .. shoulder blades, the pain worsened when he was breathing. The pain radiated to the abdomen, it was more..

Total atelectasis of the right lung due to bronchogenic carcinoma
.. developments in the diagnosis and treatment of lung cancer in recent years, it is still the.. .. smoker – 44 years/30 cigarettes a day, 2 coffees a day. Social history: old-age pensioner, he.. .. Objective finding: without major abnormalities, breathing vesicular, without side breathing phenomenas, no..

Pleuropneumonia
.. serious public health concern and a major cause of mortality and morbidity. Despite advances in.. .. 48-year old patient was referred to Department of respiratory diseases by general practitioner.. .. body temperature 38°C, vesicular breathing, weakened on the right base of lungs, no side..

Cardiac tamponade due to cardiac metastases
.. a clinical syndrome caused by the accumulation of fluid or gas in the pericardial space, resulting.. .. was brought to internal emergency department of University Hospital in Kosice by ambulance.. .. arterial pressure of 10 mmHg during normal breathing). The diagnosis of cardiac tamponade can be..