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What is the most common cause of bone cancer?
Metastasis from other tumors in the body
Where do osteosarcomas typically occur?
Around the knees
Which of the following is NOT a histological characteristic of malignant bone tumours?
Increased cytoplasmic ratio
Pancreatic polypeptide is responsible for regulating pancreatic secretions by inhibiting hormone secretion.
True
Explain diastole
The phase of the cardiac cycle when the heart relaxes
"cosy red"- COntraction=SYstole, RElaxation=Diastole
Which is an accurate statement regarding blood flow through the heart?
Flows from the left ventricle to through the bicuspid valve.
When in the cardiac cycle are heart sounds heard?
Phase 2: In the beginning of ventricular systole when the tricuspid and mitral valve close.
Phase 4: In the beginning of ventricular diastole when the aortic and pulmonary semilunar valves close.
What type of gland is the pancreas?
Both endocrine and exocrine
Which of the following describes F cells (pancreatic polypeptide)?
Promotes gluconeogenesis and glycogenolysis
Which of the following describes the beginning of ventricular systole?
Ventricular relaxation
Which of the following describes the period of rising pressure?
Semilunar valves open
Define preload
Refers to the volume in a ventricle just before the start of systole
AKA: End-diastolic volume
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