Water accounts for 50% of the weight of a young adult female and 60% of a young adult male. What kind of bond is found at "B"?
A. Water molecule
B. Oxygen atom
C. Hydrogen atom
D. Hydrogen bond
E. Polar covalent bond
Answer: D
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Where is the sartorius?
a) A b) B c) C d) D e) None of these choices
Excitable cells respond to outside stimuli by means of changes in plasma membrane shape.
Answer the following statement true (T) or false (F)
Which of these movements is NOT caused by contraction of the erector spinae muscles?
a. flexion of the vertebral column b. lateral flexion of the vertebral column c. extension of the vertebral column d. rotation of the vertebral column
The pericardial cavity is between the
A. visceral and parietal layers of the serous pericardium. B. fibrous and serous layers of the pericardium. C. parietal and myocardial layers of the fibrous pericardium. D. heart muscle and serous pericardium.