What of the following chambers of the heart contain deoxygenated blood?
a) Left atrium and left ventricle
b) Left atrium only
c) Right atrium and right ventricle
d) Right ventricle only
e) Left atrium and right ventricle
c
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Which statement is true regarding the abdominopelvic regions?
A) The bulk of the liver is found within the left hypochondriac region. B) Directly inferior to the umbilical region is the inguinal region. C) The small intestine is located in the bottom three regions only. D) The hypogastric region is where the stomach is located. E) The hypochondriac regions are superior to the lumbar regions.
Near the external auditory meatus, the long, sharp process called the ________ process is an attachment site for ligaments that support the hyoid bone.
A) mastoid B) styloid C) occipital D) condyloid E) temporal
________ is the loss of accommodation that occurs with age due to a loss of lens elasticity.
Fill in the blank(s) with the appropriate word(s).
If two QRS complexes occur before a P wave it means the ________
A) SA node is not functioning at all B) the heart is in ventricular fibrillation C) the ventricles have contracted prematurely D) the AV node is not functioning E) atria are contracting too quickly