Our calf muscles contract to cause plantar flexion, resembling the lever system of a wheelbarrow. Therefore, it is a ________ -class lever.

A. first
B. second
C. third


Answer: B

Anatomy & Physiology

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Which of these nutrients is absorbed by the lacteals of the small intestine?

A. Lipids B. Amino acids C. Glucose D. Minerals E. Water-soluble vitamins

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What bone articulates with the coxal bone at the acetabulum?

A) sacrum B) femur C) humerus D) tibia E) fibula

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Osteoblasts

a. secrete the organic matrix components of bone. b. become osteocytes once they become entrapped in the bone that they form. c. dissolve bone. d. form cartilage. e. both (a) and (b) above.

Anatomy & Physiology

What type of photoreceptors are almost entirely responsible for night vision?

What will be an ideal response?What will be an ideal response?

Anatomy & Physiology