In the body's lever systems, the
A. lever is a pivot point.
B. fulcrum is the part being moved.
C. joint represents the fulcrum point.
D. weight is the muscle mass.
E. force or pull is applied by the bone.
Answer: C
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Micturition
A. is another name for urination. B. is a reflex triggered by stretch receptors in the urinary bladder. C. requires contraction of the muscularis layer of the urinary bladder. D. requires the opening of two sphincters. E. All of the choices are correct.
Which is not a type of lymphatic cell?
A. Lymphocyte B. Dendritic cell C. Macrophage D. Astrocyte E. Nurse cell
Stimulus intensity is normally coded by action potential_____________
Fill in the blank with the correct word.
Skin covering the ________ has sweat glands but no hair follicles or sebaceous glands
A) forearm B) back C) buttocks D) abdomen E) fingertips