Which of the chambers of the heart can generate the greatest pressure?
A) the left ventricle
B) the right ventricle
C) the left atrium
D) the right atrium
E) Both ventricles create greater pressures simultaneously than do the atria.
A) the left ventricle
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The primary purpose of the blood-brain barrier is to
A) hook areas of the brain together. B) drain blood from the brain. C) isolate the CNS from general circulation. D) provide the brain with oxygen. E) None of the answers are correct.
The appearance of pubic and axillary hair is characteristic of which stage of puberty?
A. Climacteric B. Thelarche C. Menopause D. Pubarche E. Menarche
Bones that are thin and have a broad curved shape are classified as ________ bones.
A. short B. irregular C. flat D. long
The bicuspid valve is a(n)
A. atrioventricular valve. B. arterial valve. C. venous valve. D. semilunar valve.