Sperm travels to the ampulla of the ductus deferens before reaching the spermatic cord
Indicate whether the statement is true or false
FALSE
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Which of the following bones (marked in the diagram) contains a depression which houses the endocrine gland shown in the diagram?
a) maxilla b) sphenoid bone c) mandible d) ethmoid bone e) temporal bone
Carbon dioxide is produced as a result of
A) metabolic activity. B) carbon monoxide instability. C) oxygen synthesis during aerobic respiration. D) the breakdown of water into oxygen. E) glucose synthesis.
Structurally, the simplest reflex is the ________.
A. stretch reflex B. alternating reflex C. reciprocal reflex D. Golgi tendon reflex E. withdrawal reflex
A young couple has had regular, unprotected sexual intercourse for 4 years, without a pregnancy. They are seeking help at an assisted reproduction/in vitro fertilization clinic for infertility
The husband is very serious about weight training and physical fitness. Semen analysis reveals a sperm count of 10 million/ml (i.e., very low). His blood analysis reveals an elevated testosterone level. The psychiatrist at the clinic suspects that the husband injects (i.e., abuses) testosterone (T), which turns out to be true. Further blood work will reveal which of the following: A. increased estrogen, decreased LH, decreased FSH B. increased DHT, increased estrogen, increased FSH C. increased DHT, increased LH, increased FSH D. increased estrogen, decreased LH, decreased DHT E. decreased DHT, decreased FSH, decreased LH