The infraorbital foramen is located in which bone?
A. Maxilla
B. Mandible
C. Zygomatic
D. Frontal
E. Nasal
Answer: A. Maxilla
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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
The epididymis is a ________ and it ________.
A. compartment that contains seminiferous tubules; ejaculates sperm B. tightly coiled tube on the outside of the testis; is the location for sperm maturation C. stage of spermatogenesis; forms two sperm cells and semen D. compartment inside a testis; secretes testosterone and forms sperm
Amino acids are building blocks of ________.
What will be an ideal response?
You are performing an experiment in a research lab. In this experiment you take cells and remove all of their cell membranes, in order to collect all the internal contents into a tube. What is the most accurate term for the content of your tube?
A. Cytoplasm B. Phospholipids C. Cell organelles D. Nuclei E. Intracellular fluid