Multiunit smooth muscle cells
A. generally have individual innervation of each cell.
B. have many gap junctions between cells.
C. respond to stretch by relaxing.
D. can only be excited, and not inhibited.
E. have abundant T-tubules.
A
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Which type of cell has abundant mitochondria?
A. Cardiac muscle cells (require large amounts of ATP) B. Fibroblast (makes protein fibers) C. Liver cells that detoxify hydrogen peroxide D. White blood cell, a phagocyte E. Mucus cell (secretes mucus)
These large paired bones form most of the lateral and superior walls of the cranial vault (calvaria)
A) frontal B) temporal C) parietal D) occipital
This figure shows a medial view of the right eye. What structure does number 4 indicate?
A. Optic nerve B. Optic canal C. Superior rectus muscle D. Common tendinous ring E. Trochlea
The movement of glucose into a cell is an example of a. simple diffusion. b. facilitated diffusion. c. active transport. d. There is not enough information given to distinguish between simple orfacilitated diffusion
e. There is not enough information given to distinguish between facilitateddiffusion and active transport.