List the three major factors that contribute to the creation of the resting membrane potential in excitable cells
What will be an ideal response
The major factors that lead to creation of resting potential are: 1 ) unequal distribution of ions across the plasma membrane, 2 ) inability of most anions to leave the cell, and 3 ) the electrogenic nature of the Na+,K+ -ATPase.
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Which of the following is a function of the thalamus?
a. helps maintain body temperature b. associates sensation with emotion c. helps regulate water balance d. all of the above are functions of the thalamus
What is the main stimulus for secretion of the hormone aldosterone from the adrenal cortex?
a. angiotensin I b. angiotensin II c. renin d. sodium ions e. chloride ions
Which curves of the vertebral column are present at birth?
A. Lumbar and thoracic B. Thoracic and sacral C. Lumbar and cervical D. Lumbar and sacral E. Cervical and thoracic
The nasal cavity is separated from the oral cavity by the nasal conchae
Indicate whether the statement is true or false