Which of the following would be caused by a contraction of smooth muscle?
A. Blood leaving the left ventricle of the heart
B. Elevating the eyebrows
C. Blinking the eyelids
D. Goose bumps
E. Deep inspiration
Answer: D
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Leak channels for ________ and _________ are important in the generation and maintenance of the resting membrane potential
Fill in the blank(s) with correct word
The AV valve controls the amount of blood entering the atrium from the venous system
Indicate whether the statement is true or false
Inward projections of the tunica albuginea, known as septa, divide the testis into
A) seminiferous tubules. B) straight tubules. C) lobules. D) rete testis. E) the epididymis and the testis proper.
By covering the whole body surface, the skin acts as a protective barrier and plays a role in ________.
A. excretion B. digestion C. respiration D. immunity E. circulation