Which of the following is a thin layer of smooth muscle just beneath the skin of the scrotum?
A. Raphe
B. Cremaster
C. Tunica vaginalis
D. Dartos muscle
E. Inguinal muscle
D
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Electrolytes that release hydrogen ions in water are
A) electrons. B) nucleotides. C) acids. D) bases.
A different enzyme may catalyze the formation and the breakdown of the same molecule
Indicate whether the statement is true or false
What is a likely result of damage to the phrenic nerve?
A. Lack of sensation from the anterior thigh B. Inability to flex the elbow C. Loss of motor control of the thoracic diaphragm. D. Inability to flex the torso
What is the function of the ciliary muscles?
A. They open the upper eyelid. B. They abduct the eye. C. They change pupil diameter when lighting conditions change. D. They change the shape of the lens to accommodate near or far vision. E. They close the upper eyelid.