Which of the following leads to inflammation, enhancement of phagocytosis and lysis of microbes?
a) Classical complement system
b) Alternative complement system
c) Apoptosis
d) Classical and Alternative complement systems
e) Hapten activation
d
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The body is made up of many different cell types, from small circular red blood cells to the elongated smooth muscle cells 20X its size. Why is there such variation in size and shape?
A. Variations in cell shape and size are due to chromosomal differences between cells. B. Cell size and shape does not vary among cell types. C. Different variations in size and shape allow differentiated cell types to perform unique functions. D. Different cell sizes are due to nutritional differences.
A protein kinase is an enzyme that adds a phosphate to its substrate
Indicate whether this statement is true or false.
Parathyroid hormone increases the activity of ________ in bone and increases the rate of Ca2+ ________ in the kidney tubules.
A. osteocyte; reabsorption B. osteoblast; secretion C. osteoclast; reabsorption D. osteoblast; reabsorption E. osteocyte; secretion
The liver can be found in which cavity?
A. Pleural cavity B. Pericardial cavity C. Dorsal cavity D. Abdominal cavity