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HUBS1406 Exam prep Questions and Answers Verified 100% Correct
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HUBS1406 Exam prep Questions and Answers Verified 100% Correct
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HUBS1406 Exam prep Questions and AnswersVerified 100% Correct
Terence is in hospital after suffering a heart attack or myocardial infarction. His cardiologist
visits him to dicuss his situation and options for his recovery. She tells Terence that a few hours
after his heart attack, the levels of creatine kinase (CK) and lactate dehydrogenase (LDH) in his
blood were very high, which is how they confirmed the initial diagnosis. Terence was confused
about this, and the cardiologist told him that CK and LDH were chemicals found in heart muscle
which leak into the blood if the cells are damaged. From what you know, which of the following
explanations would be most likely to be correct? - ✔✔CK and LDH are enzymes, which are
proteins, and proteins should not normally be able to cross the membrane. If they leak out of
cells into the blood, then those cells must have burst, releasing their contents.
You would expect a cell with an extensive Golgi apparatus to: - ✔✔secrete a lot of material.
Lysosomes contain digestive enzymes. These are used for: - ✔✔recycling worn-out cell
components
Most of the ATP required to power the cell is produced in the: - ✔✔mitochondria
A person with an increased eosinophil count might be suffering from: - ✔✔a parasitic worm
infection.
During a bacterial infection you would expect to see increased numbers of which cells in the
blood - ✔✔neutrophils.
George lives in Sydney. Feeling 'run down', he decides to take a 2-month holiday of a lifetime in
the Mountains of Tibet. He consults his GP before and after his trip, and sees a change in his
blood test results. What change would you expect after his stay in the mountains? - ✔✔an
increase in the number of red cells in his blood
, Fibrinogen is a plasma protein that: - ✔✔aids in blood clotting
If a person's haematocrit was above normal but the blood volume was normal, which of the
following would you expect to be true? - ✔✔More red cells and less plasma than normal
The most numerous white blood cells in the circulation are the - ✔✔neutrophils.
Old and damaged erythrocytes are destroyed in the: - ✔✔spleen.
Over 95% of the protein in a red blood cell is: - ✔✔haemoglobin.
People who have suffered an ischaemic stroke are sometimes treated with tissue plasminogen
activator (TPA) to break up the clot that has blocked a blood vessel in the brain. On which
process, therefore, do you think TPA would be acting to cause the clot to be dissolved? -
✔✔The production of plasmin
A reduction in plasma calcium ion levels would affect bone by: - ✔✔causing increased
osteoclast activity
Patricia has an inherited disorder which prevents her fibroblasts from synthesising enough
normal collagen. What effect would you predict this disorder would have on Patricia's bones? -
✔✔Her bones would be brittle and fracture easily
In boys, the ossification or closure of the growth plates in the long bones is caused by the
release of testosterone at puberty. Boys who enter puberty at an unusually early age are
therefore likely to: - ✔✔be shorter in stature
Mary is 50 years old and has entered menopause. During a checkup, a bone scan reveals the
beginnings of osteoporosis. Her physician suggests hormone therapy. What hormone might she
prescribe for her patient? - ✔✔Oestrogen
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