The two divisions of the ANS have antagonistic effects on each of the following EXCEPT
A. the diameter of the blood vessels in skeletal muscles
B. heart rate
C. the diameter of bronchioles in the lungs
D. gastrointestinal peristalsis
E. the eye
Answer: A
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Blocklike masses that form from paraxial mesoderm and develop into muscle, axial skeleton, cartilage, and dermis are known as __________
Fill in the blank with correct word.
If a cell is selectively reducing the concentration of a particular enzyme in the extracellular fluid it will likely utilize ________
A) phagocytosis B) pinocytosis C) receptor-mediated endocytosis D) exocytosis
For every muscle there is an optimal length at which maximum ____________________ is achieved
Fill in the blank(s) with correct word
Which of the following statements concerning red blood cells is false?
A) Red cells are biconcave discs. B) Red cells lack mitochondria. C) Red cells are about 18 µm in diameter. D) Red cells are specialized for carrying oxygen. E) Red cells can form stacks called rouleaux.