In addition to providing for gas exchange, list five other functions of the respiratory system
What will be an ideal response?
(Any five of the following)
(1) Provides route for water loss and heat elimination
(2) Heats and moistens incoming air so that gas exchange is more efficient
(3) Functions as respiratory pump to enhance the return of blood to the heart
(4) Helps maintain normal acid-base balance by altering the amount of CO2 and H+ in the blood
(5) Enables speech, singing, and other vocalizations
(6) Defends against inhaled foreign matter
(7) Removes, modifies, activates, or inactivates various materials passing through the pulmonary circulation
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Visual sensations from images focused on the side of the retina are blurred because
A) there are no rods in this region. B) there are more cones than rods in this region. C) the optic disc is located on the side of the retina. D) there are more rods than cones in this region.
Of the two million primary oocytes in the ovaries at birth, only about _____ are ovulated
A. 40 B. 400 C. 2,000 D. 4,000 E. 400,000
Which domain of intracellular receptors binds to responsive elements in the nucleus?
A) DNA-binding domain B) Transactivation domain C) Ligand-binding domain D) Membrane-binding domain
How does autoregulation affect the flow of blood through the tissues?
What will be an ideal response?