Which of the following events in the male sex act occurs last and results in ejaculation?
A. peristaltic contractions of the ductus deferens
B. contractions of skeletal muscle at the base of the penis
C. constriction of the internal sphincter of the urinary bladder
D. release of secretions from the seminal vesicles and the prostate gland
E. semen accumulates in the prostatic urethra
B
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Chemical communication between the nucleus and the cytosol occurs through ________.
Fill in the blank(s) with the appropriate word(s).
A renal pyramid voids urine into a __________.
A. minor calyx B. major calyx C. renal medulla D. renal papilla E. ureter
Another term used to describe low blood pressure is ____________________
? Fill in the blank(s) with correct word
An injured patient's head should be secured to the long backboard only after:
A) you have placed padding under the shoulders. B) his or her torso has been secured adequately. C) both of the legs are secured to the board properly. D) a vest-style immobilization device has been applied.