Which embryological structure gives rise to primordial female germ cells?
A. Ovaries
B. Embryonic yolk sac
C. Gonadal ridges
D. Neural crest
E. Oogonia
Answer: B
Anatomy & Physiology
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The supine position ________
A) Is also called the anatomical position B) Describes the body lying face upward C) Describes the body lying face downward D) Both A and B
Anatomy & Physiology
If the adenyl cyclase activity of liver cells were missing, which of these hormones could no longer stimulate release of glucose?
A) progesterone B) glucagon C) cortisol D) thyroxine E) leptin
Anatomy & Physiology
What do pheromones influence in animals and likely people?
a. fight or flight response b. lactation c. aggression d. hunger e. sociosexual behavior
Anatomy & Physiology
Several hundred million sperm may reach maturity daily
Indicate whether the statement is true or false
Anatomy & Physiology