Which abdominal wall muscle inserts on the 10th to 12th ribs and rectus sheath?
A. Transversus abdominis
B. Quadratus lumborum
C. External abdominal oblique
D. Rectus abdominis
E. Internal abdominal oblique
Answer: E
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Because of complementary base pairing, if one side of a DNA molecule was ATCCGTAATC, the other side of the molecule would be:
a. ATCCGCTAATC b. AUCCGCUAATC c. UAGGCGAUUAG d. TAGGCATTAG
In the procedure known as ________________________________________, the urinary bladder is visually examined using a fiberoptic instrument
Fill in the blank(s) with correct word
Compare the submucosal neural plexus with the myenteric plexus
A) The submucosal neural plexus and the myenteric plexus both contain neurons but the submucosal neural plexus innervates the mucosa only, whereas the myenteric plexus innervates the serosa only. B) The submucosal neural plexus contains only sensory neurons, whereas the myenteric plexus contains only motor neurons. C) The submucosal neural plexus and the myenteric plexus are both intricate capillary beds found in the layers of the digestive tract. D) The submucosal neural plexus and the myenteric plexus both contain neurons but the submucosal neural plexus innervates the mucosa and submucosa, whereas the myenteric plexus innervates the muscular layer. E) The submucosal neural plexus contains only motor neurons, whereas the myenteric plexus contains only sensory neurons.
"I'm going to hold my breath until I die and it will be all your fault!" shrieked the 6-year-old at her father. The child was physically unable to carry out her threat because
A. she could not take in enough oxygen. B. increased CO2 and hydrogen ion concentration and decreased oxygen concentration stimulate chemoreceptors. C. she never stopped talking long enough to try to hold her breath. D. decreased CO2 and hydrogen ion concentration and increased oxygen concentration stimulate chemoreceptors.