Entries by Daphne Hanson

The Pterygopalatine fossa

Pterygopalatine fossa communicates laterally with:a. Nasopharynx via palatovaginal canalb. Orbital cavity via inferior orbital fissurec. Nasal cavity via sphenopalatine foramend. Infratemporal fossa via ptyregomaxillary fissuree Middle cranial fossa via foramen rotundum

The dialysis tubing

Tarch turns a blue-black colour in the presence of iodine. Julian decides to use this information to test the permeability of some dialysis tubing. Julian fills the tubing with a starch solution and places it in a beaker of iodine and water. After two hours, the starch solution in the dialysis tubing turns blue-black. The […]

The endocrine gland

A physician is reviewing the chart of a patient with multiple medical issues. She is convinced it is due to the hypersecretion of a particular endocrine gland. Which of the following will she need to know to verify the diagnosis All of the choices are correct. Normal blood levels of the hormone Target tissues and […]

The tympanometry test

The ENT specialist discovered that there was a small piece. The doctor removed the chalk, and she could see clear evidence that it immediately improved after removing it, which condition completely. CASE CLOSED Two weeks later, I almost didn’t recognize Alex. He was playing a tympanometry test. Happily, his ear had returned to normal. Alex’s […]

The immunologic recognition of foreign blood type

Except for the immunologic recognition of foreign blood types, all immunological memory must be acquired. Acquisition may be through natural or attificial methods. The diagran below shows how the various exposures to the pathogen can be classified. Consider the following descriptions or situations and assign one numbered option to each acquired immunity category (blanks by […]

The hollow fiber hemodialyzer

A dialysis machine removes water and waste metabolites from the blood. In one such system, the hollow fiber hemodialyzer, blood from the artery flows through the insides of a bundle of hollow cellulose acetate fibers and dialyzing fluid,. Water and dissolved salts flow on the outside of the fibers. Water and waste metabolites principally urea, […]

Neurologic examination

A 69-year-old woman is brought to the physician by her son because of a 2-month history of memory problems, difficulty walking, and urinary incontinence. He says,” She always been very sharp, but recently she’s had a lot of trouble functioning.” She has forgotten on several occasions to turn off the stove when cooking, and she […]

The pulmonary function testing

A 54-year-old coal miner has been working in the mines since he was 18. He presents with shortness of breath. You suspect pneumoconiosis; which of the following diagnostic tests would NOT help with this diagnosis? Ultrasound of the chest. Chest x-ray. PFTs or pulmonary function testing. CT scan of the thorax