Sort the following types of membrane transport mechanisms into active or passive processes

Another name for the nasal septum is the turbinate

Indicate whether this statement is true or false.

Vascular spasm as a result of trauma to vessels minimizes blood loss by

a. slowing blood flow through the vessels as a consequence of constriction. b. pressing together the surfaces of the vessel, promoting adhesion and sealing off the damaged vessel. c. slowing blood flow as a result of sympathetic stimulation. d. Only two of these. e. All of these.

The right and left hemispheres of the cerebrum are connected by the ________.

A. postcentral gyrus B. precentral gyrus C. corpus callosum D. ventricles

Normal interstitial fluid has a PO2 40 mm Hg and PCO2 of 45 mm Hg. As a result,

A) both oxygen and carbon dioxide diffuse into the capillaries. B) both oxygen and carbon dioxide diffuse out of the capillaries. C) no diffusion occurs. D) oxygen diffuses out of the capillaries and carbon dioxide diffuses in. E) oxygen diffuses into the capillaries and carbon dioxide diffuses out.