Why would blood volume play a role in the amount of time a mammal can stay under water?

Match the types of competition to their descriptions

Plz quick a natural resource that is replaceable through a cycle in nature or sustainable practice is called a? the subject is science

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.