Potassium channels located where are necessary for its reabsorption?
A) proximal tubule basolateral membrane
B) intercalated cells basolateral membrane
C) principal cells basolateral membrane
D) principal cells apical membrane
E) proximal tubule apical membrane
Answer: A) proximal tubule basolateral membrane
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In a teleost fish, water enters the mouth when the
A) Operculum closes. B) Buccal cavity expands. C) Opercular cavity expands. D) Gills contract.
What is the layer of the alimentary canal that propels food through the digestive tract called?
A. Lumen B. Mucosa C. Submucosa D. Muscularis externa E. Serosa
The biceps brachii muscle attaches to the ________ of the radius.
A. styloid process B. radial tuberosity C. neck D. radial notch E. head
Which back muscle inserts on the ribs and vertebrae?
A. Psoas minor B. Multifidus C. Interspinales D. Erector spinae E. Longissimus capitis