The trillions of cells in a human body are classified into about ____________________ types based on specific variations in structure and function
Fill in the blank(s) with correct word
200
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Which of the following occurs when the permeability of blood vessels increases during inflammation?
A. No change in osmotic balance between blood and tissues B. Increased blood flow to the area C. Redness and heat at the injury site D. Removal of foreign material from the blood E. Migration of white blood cells to the site of injury
Which of the following cranial nerves is mispaired?
A. Abducens - V B. Oculomotor - III C. Facial - VII D. Accessory - XI
Which is the proper order of events in cell-mediated immunity?(1) Cloning of cytotoxic T cells and memory T cells(2) Antigen presented to T lymphocyte(3) Activation of T lymphocytes(4) Cytotoxic T cells attack target cells
A. 1, 4, 2, 3 B. 2, 3, 4, 1 C. 3, 2, 4, 1 D. 2, 3, 1, 4 E. 1, 2, 3, 4,
What is the correct sequence of events at a synapse?
(1) neurotransmitter release/diffusion (2) generation of action potential in the postsynaptic cell axon (3) arrival of nerve impulse at synaptic knob in presynaptic cell (4) removal of neurotransmitter molecules from receptors (5) binding of neurotransmitter to receptors A) 3, 1, 5, 2, 4 B) 2, 3, 1, 4, 5 C) 3, 1, 5, 4, 2 D) 1, 5, 4, 2, 3 E) 2, 3, 1, 5,