During female sexual excitement, the mammary glands, clitoris, and labia become engorged with blood.
Answer the following statement true (T) or false (F)
True
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A/an __________ is used to access an animal's heart rate and to listen for murmurs and/or rhythm abnormalities
Fill in the blank(s) with correct word
All of the following local chemical factors will cause vasodilation of arterioles, except
a. decreased K+. b. increased CO2. c. increased acid. d. decreased O2. e. histamine release.
Intrinsic factor is
a. secreted by the parietal cells in the stomach. b. necessary for absorption of vitamin B12. c. abundant in pernicious anemia. d. two of these answers. e. all of these answers.
For an action potential to be generated the signal must be strong enough at the axon hillock to bring the membrane voltage to a critical value called the THRESHOLD. The threshold value is typically at