What organ is part of the respiratory system of tigers?
a. skin
b. lungs
c. gills
d. tracheae

Is it considered muscle s ennervation if sympathetic fibers innervate the vessels within the muscle?

Define the apical impulse and describe its normal location, size, and duration. which abnormal conditions may affect the location of the apical impulse? explain the mechanism producing normal first and second heart sounds. describe the effect of respiration on the heart sounds. describe the characteristics of the first heart sound and its intensity at the apex of the heart and at the base. describe the characteristics of the second heart sound and its intensity at the apex of the heart and at the base.

Achange in which factor will affect the rate of reaction only when gases are involved? temperature pressure surface area concentration