The functions of the nasal conchae are to enhance the air turbulence in the cavity and to increase the mucosal surface area exposed to the air
Indicate whether the statement is true or false
TRUE
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A base:
a. has a pH greater than 7 b. has a pH less than 7 c. has more OH– ions than H+ ions in solution d. both A and C above
Which of the following factors aids venous return to the heart?
a. Sympathetic stimulation of capillaries b. Skeletal muscle pump squeezing blood through veins c. Respiratory pump providing a pressure gradient between the lower and chest veins d. Both a and b e. Both b and c
Activation of the extrinsic pathway of coagulation requires exposure of the blood to _________.
A. collagen B. tissue factor III C. prothrombin activator D. serotonin
________ tissue connects and cushions body structures, supports organs, stores fat, defends the body from infections, and repairs tissue damage
A) Muscle B) Nervous C) Connective D) Epithelial