Which of the following is NOT altered within seconds to minutes of the baroreceptor reflex being activated?
A) venomotor tone
B) total peripheral resistance
C) stroke volume
D) blood volume
E) heart rate
Ans: D) blood volume
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Maintenance of the body's internal environment at relatively constant levels is called ____
a. feedback b. homeostasis c. physiology d. natural selection e. feedforward
An example of a species that uses the estuary as a nursery ground is the:
a. Atlantic eel. b. seal. c. shad. d. lobster. e. tuna.
Which of the following is NOT true of obstructive pulmonary disorders?
a) air does not flow freely in the airways B) vital capacity is deducted due to loss of lung elasticity c) disorders may include chronic bronchitis, emphysema, and asthma d) ventilation takes longer to occur
Antibiotic resistances are often acquired by
a. horizontal gene transfer. b. spontaneous mutations. c. movement of mobile genetic elements. d. all of the above.