The teniae coli are
A) external pouches along the entire length of the colon.
B) bands of smooth muscle on the surface of the colon.
C) highly flexible ridges in the mucosa of the colon.
D) polyps that obstruct the sigmoid colon and the rectum.
E) tumors that are found in the ascending colon.
B) bands of smooth muscle on the surface of the colon.
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Using the preceding image, determine the correct sequence of events in the primary process, which begins when target molecules (ligands) bind to receptors in the plasma membrane. 1. Target molecules are removed and absorbed into the cytoplasm. 2. The membrane containing the receptor molecules detaches from the lysosome. 3. Pockets pinch off, forming coated vesicles. 4. Areas coated with ligands form deep pockets in the membrane surface. 5. The vesicle fuses with the plasma membrane. 6. Coated vesicles fuse with lysosomes.
A) 4, 6, 1, 2, 3, 5
B) 4, 1, 3, 6, 5, 2
C) 4, 3, 6, 1, 2, 5
D) 1, 2, 4, 3, 6, 5
E) 1, 4, 3, 2, 5, 6
A needle used in a spinal tap must be inserted until its tip is in the
A) epidural space. B) arachnoid mater. C) peridural space. D) subdural space. E) subarachnoid space.
Which of the following energy storages source is most commonly used during the first 10 seconds of exercise?
A) ATP B) creatine phosphate C) lactic acid D) none of the above
When muscles contract, they shorten. Therefore, the movement that muscles can make is to pull the insertion toward the origin.
Answer the following statement true (T) or false (F)