Mature nerve and muscle cells are expected to lack which organelle(s)?
A) centrioles
B) ribosomes
C) Golgi bodies
D) endoplasmic reticulum
E) nucleus
A) centrioles
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Testosterone is produced by the ____________________.
Fill in the blank(s) with the appropriate word(s).
During sexual arousal, the__________ glands secrete mucus that provides lubrication for sexual intercourse
Fill in the blank(s) with correct word
The bundle of ____ distributes the electrical charge over the medial surfaces of the ventricles
a. His b. Purkinje c. sinoatrium d. myoatrium
Sam is curling very heavy weights and suddenly drops them. Which reflex forced this action by Sam to prevent tendon damage?
A. muscle spindle reflex B. Golgi tendon reflex C. gamma motor reflex D. withdrawal reflex E. alpha motor neuron reflex