Which statement is true regarding moment arm?

A. Moment arm is largest when the angle of pull on a bone is 90°.
B. Changes in moment arm directly affect joint muscle torque.
C. For torque to remain constant, more force must be produced when moment arm decreases.
D. both A and B
E. all of the above


E. all of the above

Anatomy & Physiology

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Which of the following is not true of osteocytes?

A) Osteocytes maintain protein and mineral content of matrix. B) Osteocytes take part in repair of damaged bone. C) Osteocytes form cytoplasmic extensions within canaliculi. D) Osteocytes are located within lacunae. E) Osteocytes have 50 or more nuclei.

Anatomy & Physiology

Why are dental cleanings a hazard to the eyes?

What will be an ideal response?

Anatomy & Physiology

The arachnoid mater

a. is the innermost meningeal layer b. a delicate, richly vascularized meningeal layer that is "cobwebby" in appearance c. a tough, non-elastic membrane that covers the central nervous system d. involved with the formation of CSF e. is characterized by a, b, and d

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During hemopoiesis, the lymphoid line forms lymphocytes only.

Answer the following statement true (T) or false (F)

Anatomy & Physiology