The protein that regulates muscle contraction by controlling the availability of active sites on actin is called
What will be an ideal response?
tropomyosin
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Which of the following layers is considered loosely organized connective tissue?
A) Ectoderm B) Mesoderm C) Epidermis D) Endoderm
Mr. Pey frequently takes antacids, which contain bicarbonate salts, to battle his upset stomach. Determine the type of acid-base imbalance created by frequent antacid consumption and predict the compensation for his problem
What will be an ideal response?
How does calcitonin act to lower blood calcium?
A) Increases osteoblast break down of bone matrix, increases calcitriol production, increases intestinal absorption, and decreases renal excretion B) Increases osteoclast break down of bone matrix, decreases calcitriol production, increases intestinal absorption, and decreases renal excretion C) Decreases osteoblast break down of bone matrix, increases calcitriol production, increases intestinal absorption, and decreases renal excretion D) Decreases osteoclast break down of bone matrix, decreases calcitriol production, decreases intestinal absorption, and increases renal excretion E) Increases endochondral ossification
Decreased ventilation compliance following intubation is LEAST suggestive of:
A) gastric distention. B) left bronchus intubation. C) esophageal intubation. D) tension pneumothorax.