What molecules help concentrate odorants at the olfactory receptor cells?
A. G-proteins
B. Odorant-binding proteins
C. Volatile molecules
D. Sustentacularin
E. Tastants
Answer: B
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Which of the choices below is not a source of glucose during the postabsorptive state?
A) glycogenolysis in the liver B) lipolysis in adipose tissues and the liver C) absorption of glucose from the GI tract D) catabolism of cellular protein
Trace the language pathway of signals from the eye (written words) or the ear (spoken words) to the motor cortex. Discuss the two regions of the cortex involved in this pathway. Describe their location and the communication problems that can occur if there is damage to either area.
What will be an ideal response?
Rotation of the forearms so the palms face upward is called pronation
Indicate whether the statement is true or false
List the three major functions of the Golgi apparatus
A) The Golgi apparatus (1 ) synthesizes lipids, (2 ) synthesizes carbohydrates, and (3 ) synthesizes proteins. B) The Golgi apparatus (1 ) provides physical isolation for the cell, (2 ) provides structural support, and (3 ) regulates the exchange of materials with the environment. C) The Golgi apparatus (1 ) organizes microtubules in the spindle to move chromosomes during cell division, (2 ) moves material through the cytoplasm, and (3 ) detects environmental stimuli. D) The Golgi apparatus (1 ) renews or modifies the plasma membrane, (2 ) modifies and packages cellular secretions, and (3 ) packages special enzymes within vesicles (lysosomes) for use within the cell. E) The Golgi apparatus (1 ) removes damaged organelles, (2 ) fuses with vesicles containing fluids or solids from the external environment to obtain nutrients, and (3 ) breaks down and releases digestive enzymes to cause destruction to the cell (autolysis).