Active processes ________

A) include osmosis
B) require a hydrostatic pressure gradient
C) move fats and respiratory gases through cell membranes
D) move substances against (up) a concentration and/or electrical gradient


Answer: D

Anatomy & Physiology

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In general, respiratory zone structures are lined with a thicker mucosa than conducting zone structures.

Answer the following statement true (T) or false (F)

Anatomy & Physiology

Antibodies may bind to superficial sites on bacteria or other toxins, making the toxin incapable of attaching itself to a cell. This mechanism is known as

A) opsonization. B) agglutination. C) phagocytosis. D) neutralization. E) costimulation.

Anatomy & Physiology

A motor neuron and all the muscle cells that it stimulates are referred to as a motor end plate

Indicate whether the statement is true or false

Anatomy & Physiology

Which fascicle arrangement has fascicles that attach to the tendon at an angle in such a way that the muscle resembles a feather?

A. Pennate B. Parallel C. Convergent D. Fusiform

Anatomy & Physiology