Which of the following has a polymorphic nucleus
a. neutrophil
b. B lymphocyte
c. macrophage
d. NK cell
e. T cells
a. neutrophil
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In anatomy class, the instructor asks, "Explain how urine is expelled from the bladder during voiding." The student with the most accurate response would be:
A) "The urothelium acts as a barrier to prevent urine from seeping into capillaries." B) "The beginning of micturition occurs when neurons send messages down to the pudendal nerve." C) "The detrusor muscle contract down on the urine and the ureteral orifices are forced shut. The external sphincter relaxes as urine moves out of the bladder." D) "It's really the external sphincter muscle that controls urination. The somatic nervous system innervates the muscles of the external sphincter and the pelvic floor muscles that together control the outflow of urine."
Which parts of the body would not be expected to increase elasticity through stretching exercises?
A) ligaments B) bones C) muscles D) tendons E) All would increase.
Which of the following actions is performed by the serratus anterior muscle?
A. Flexion B. Extension C. Upward rotation D. Downward rotation
Which statement is correct?
a. Spousal abuse is more commonly reported in higher income brackets. b. Batterers are found in every walk of life and income bracket. c. Lack of anger management is the common psychological profile of male batterers. d. all of these choices