Which of the following is occurring during systole?
A) blood pressure increases and pulse pressure decreases
B) blood pressure increases and more stress is placed on arterial walls
C) blood pressure increases
D) pulse pressure decreases
E) more stress is placed on arterial walls
B) blood pressure increases and more stress is placed on arterial walls
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A person is unable to detect electromagnetic waves, except visible light, because of which of the following reasons?
A) The CNS might be unable to process a given stimulus. B) The stimulus might irritate or stimulate all the available receptors and make interpretation impossible. C) No receptors of a type necessary to register the stimuli exist in the body. D) The stimulus might be outside the range of sensitivity of the available receptors. E) All of the answers are correct.
The axilla is ________ and ________ to the nasus.
A) superior; lateral B) inferior; lateral C) anterior; lateral D) ventral; medial E) posterior; medial
The thumb should not be used to take the radial pulse, because a person may feel a pulse from an artery in the thumb instead.
Answer the following statement true (T) or false (F)
Which of the following is NOT true of phospholipids?
A. They are amphipathic molecules. B. They have a polar head and a nonpolar tail. C. They are glycolipids originally isolated from the prostate gland. D. They are major components of the cell membrane.