The diffusion of water across a tubule is driven by differences in ________ across the membrane.

A) potassium concentration
B) active transport
C) osmolarity
D) partial pressure
E) volume


Ans: C) osmolarity

Anatomy & Physiology

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Small pockets of synovial fluid that reduce friction and act as a shock absorber where ligaments and tendons rub against other tissues are called

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Young ruminants actually function as ________________________________________

Fill in the blank(s) with correct word

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When oxygen binds with hemoglobin, the molecule is called ________.

Fill in the blank(s) with the appropriate word(s).

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Cells found in the choroid plexuses that secrete cerebrospinal fluid are

A) astrocytes. B) microglia. C) ependymal cells. D) oligodendrocytes. E) Schwann cells.

Anatomy & Physiology