BIOD151 Maternal Newborn Module Exam With Answers (26 Solved Questions)

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BIOD 151 Module 6 Exam (100% Error-free Answers)Explain two reasons why a woman with low levels of LH would not be able to become pregnant.correct answers (1) LH acts on the ovary to cause ovulation to occur. (2) LH causes progesteronerelease tofacilitate potential fertilization of the egg and pregnancy. Progesterone is a keyhormone for the maintenance of pregnancy.Would you expect a female to have testosterone in their bloodstream? Explain why or why not.correct answers (1) Yes. Both male and female bodies produce "all" the sex hormones. However,the ratios are different. (2) The adrenal glands are largely responsible for producing this"opposite" hormone that the ovaries would not.Label the endocrine glands (A-D) A: ______________ B: ______________ C: ______________D: ______________ correct answers A: Thyroid gland B: Adrenal gland C: Kidney D: Pancreas3. Label the endocrine glands (A-C) correct answers A: Pineal gland B: Hypothalamus C:Pituitary glandExplain the concept of negative feedback and how it helps to maintain homeostasis. correctanswers 1-The effect or increased level of the hormone acts to shut down the con!nued releaseof the hormone. 2-The brain is constantly monitoring hormone levels to keep levels within acertain range or set-point (homeostasis). Nega!ve feedback is a way of "turning off" hormoneproduc!on when the desired level is achieved4. Explain the concept of positive feedback. Give an example of a hormone that works throughpositive feedback. correct answers1-Positive feedback is the action of a hormone increasing theproduction of that hormone. (This is the opposite of negative feedback). 2-One example is theaction of oxytocin causing the uterus to contract during labor. Oxytocin enhances the effect ofthe uterus contractions, causing more oxytocin to be released. The positive feedback loop isstopped once the baby is born and the uterus no longer needs to contract, stopping the productionof oxytocin.This type of hormone is derived from cholesterol:A. Peptide hormonesB. CatecholaminesC. Steroid hormonesD. Tyrosine correct answers C5. This type of hormone is derived from proteins:A. Peptide hormonesB. CatecholaminesC. Steroid hormonesD. Tyrosine correct answers A6. Growth hormone____A. is most active during childhood/adolescence.

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B. can cause disease if levels are not correct.C. cannot affect an adult.D. A &B correct answers D6. Growth hormone______A. is most active during adulthood.B. is produced by the anterior pituitary gland.C. underproduction is called acromegaly.D. A &C correct answers B7. Neurosecretory cells are a part of what endocrine organ? ThalamusPituitaryCerebellumHypothalamus correct answers Hypothalmus7.Neurons in the hypothalamus are called ______NeurosecretoryVasopressinMelanocytesSomatotropic correct answers Neurosecretory8. Which hormone production is increased with sunlight?MSH-melanocyte stimulating hormoneMelatoninCortisolGH-Growth hormone correct answers MSH-melanocyte stimulating hormone8. Which hormone production is decreased with sunlight?A. MSH-melanocyte stimulating hormoneB. melatoninC. cortisolD. GH-Growth hormone correct answers B9. The posterior pituitary stores these two hormones:ADH and LHADH and OxytocinLH and FSHTSH and Prolactin correct answers ADH and Oxytocin9. The posterior pituitary stores these two hormones:ADH and ProlactinTSH and LHLH and FSHADH and Oxytocin correct answers ADH and Oxytocin

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