Bio 202 Exam Questions with 100% Correct Answers

During erection, blood flow in the arteries _______ and the veins __________. Correct Answer increases, decreases It is necessary for the testes to be kept below body temperature for abundant, viable sperm formation. Correct Answer False Which of the following structures are responsible for producing sperm? Correct Answer the testes Secretes progesterone. Correct Answer D A pregnant woman urinates more often than usual because the uterus compresses the bladder, her metabolic rate and blood volume are increased, and she must also dispose of fetal metabolic wastes. Correct Answer True All of the following statements referring to the uterine cycle are true EXCEPT ________. Correct Answer FSH and LH directly promote development of the uterine endometrium Male erection is a response to a parasympathetic reflex, and ejaculation is a response to a sympathetic reflex. Correct Answer True The microbiota of the vagina are important because Correct Answer they maintain an acidic pH Fertilization occurs while the egg is still in the ovarian follicle. Correct Answer False The zona pellucida is important Correct Answer because it triggers an acrosomal reaction Human egg and sperm are similar in that ________. Correct Answer they have the same number of chromosomes The hypothalamic-pituitary-gonadal axis ________. Correct Answer involves FSH and LH release from the anterior pituitary _________ stimulates release of oxytoxin, which stimulates labor contractions. Correct Answer Pressure on the cervix What are the female gonads called? Correct Answer ovaries Location of acrosome. Correct Answer B Implantation begins typically six to seven days after ovulation. Correct Answer true