Reference no: EM132654098
MCQS:
Q1. What is the precursor substance from which sex hormones such as testosterone and estrogen is derived?
- An amino acid
- Cholesterol (a lipid)
- don't choose this answer
Q2. Which of the following is regulated by hypothalamic controlled hormone systems?
a. Water regulation via the kidneys
b. Temperature regulation, energy regulation, nutritional absorption via the thyroid gland
c. Uterine contractions and breastfeeding via the effects of oxytocin
d. All of the above. The hypothalamus directs a remarkable number of functions that are of interest to behavioral neuroscience
Q3. Which of the following is TRUE about egg cells?
- they contain both X and Y chromosomes
- They contain only Y chromosomes
- They contain only X chromosomes
- They contain either an X or a Y chromosome
Q4. Which of the following internal structures must be actively inhibited in order for the normal pattern of male genitals to form?
a. Mullerian ducts
b. Wolfian ducts
c. Ovaries
d. Testes
Q5. The penis in males and the ______ in females develop from the same tissue
- vagina
- ovaries
- uterus
- clitoris
Q6. What hormone(s) is (are) responsible for masculinization of the external genitals in males?
a. testosterone
b. dihydrotestosterone
c. Mullerian-inhibiting hormone
d. estrogen and progesterone
Q7. T or F, testosterone is the hormone most directly responsible for the development of male primary sex characteristics
- True
- False
Q8. Estrongens are the hormones most directly responsible for the development of female primary sex characteristics
- True
- False
Q9. If the developing male gonads (testicles) failed to release Testosterone, the fetus would develop female primary sex characteristics and would likely be assigned female at birth.
- True
- False
Q10. If a female fetus was exposed to testosterone early in prenatal development, this fetus could develop the primary sex characteristics of a male and would be likely to be assigned male at birth.
- True
- False
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