Insulin
a. facilitates the entry of glucose into brain tissue
b. promotes glucose output by the liver
c. lowers blood glucose levels
d. does both a and c
e. does all of the above
C
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The role of hemoglobin in the red blood cells is to
A. carry oxygen B. carry carbon dioxide C. carry hormones D. carry proteins
Mr. Warren has spinal cord damage that prevents nerve impulses from being carried from the CNS to muscles or glands. What specific type of neuron has been damaged?
A) afferent neurons B) sensory neuron C) motor neuron D) axon terminals
What is a disk-shaped structure with especially adhesive glycoproteins around each cell that bind cells to one another?
A. tight junction B. desmosomes C. hemidesmosomes D. gap junction E. adhesion belt
What two processes combined are referred to as internal respiration?
A. Systemic gas exchange and gas transport B. Pulmonary ventilation and systemic gas exchange C. Systemic gas exchange and aerobic respiration D. Gas transport and pulmonary ventilation E. Breathing and alveolar gas exchange