During muscle contraction, myosin cross bridges attach to active sites of:
A) myosin filaments
B) actin filaments
C) Z lines
D) thick filaments
E) the H zone
B) actin filaments
Anatomy & Physiology
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Discuss the evolutionary connection between bilateral symmetry and cephalization in animals
What will be an ideal response?
Anatomy & Physiology
Which of the following surrounds some (or many) axons, providing insulation that increases conduction speed?
Anatomy & Physiology
Sensory impulses from all of the senses except ________ converge on the thalamus and synapse in at least one of its nuclei.
A. vision B. taste C. touch D. olfaction E. hearing
Anatomy & Physiology
In what phase of the sexual response cycle does ejaculation occur?
a. excitation phase b. resolution phase c. plateau phase d. orgasmic phase e. seminal phase
Anatomy & Physiology