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BIO 101 � Human Biology Final Exam

This document is a final exam for a human biology course, likely covering key concepts in human anatomy and physiology.

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    BIO 101 – HUMAN BIOLOGY Final Exam – Please fill in your name and SOLAR ID number on your answer sheet before starting, and bubble in the corresponding ovals. Do not write anything else on the opscan sheet (except for the answers, of course!) Answers to the multiple choice questions must be filled in on the answer sheet with a #2 pencil. There are 60 multiple choice questions. Answer sheets will be collected when time is called at 5 pm. If you finish before that time you may hand in your answer sheet and leave (everyone must stay until 2:45). Answers and grades will be posted ASAP on Blackboard. Thank you for being wonderful people and making the semester enjoyable – good luck in all of your future pursuits. Enjoy the summer! SELECT THE BEST ANSWER!! GOOD LUCK! 1. Which karyotype(s) shows a “normal” male individual (i.e., a male individual with no aneuploidies)? A. A and B B. B only @ C. C only D. D only E. A, B, C & D 2. Which karyotype(s) shows an individual with Turner’s syndrome? A. A only B. C only C. B and C D. D only @ E. A and D 3. Fertilization normally takes place in which structure? A. the vagina B. the uterus C. an oviduct @ D. the endometrium E. an epididymis 4. The organ of sexual stimulation and pleasure in the female reproductive system is the: A. uterus B. ovary C. vagina D. clitoris @ E. vulva 5. In the human female, a blastocyst implants into the: A. uterus @ B. oviduct C. vagina D. ovary E. cervix 6. Which extraembryonic membrane contains a fluid that surrounds and bathes the embryo? A. yolk sac

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    B. allantois C. amnion @ D. umbilical cord E. chorion 7. Immediately after fertilization, the zygote begins to A. expand as it fills with water B. disintegrate C. travel through the oviduct back towards the ovary D. divide by cleavage @ E. become a polar body 8. During the formation of an embryo, a solid ball of cells is termed a A. blastula B. gastrula C. neurula D. fetus E. morula @ 9. Fetal development begins with the A. first month B. first week C. third month @ D. sixth month E. seventh month 10. The organ that receives the penis during sexual intercourse is the A. ovary B. uterus C. vagina @ D. oviduct E. follicle 11. The sex chromosome composition of a person with Klinefelter syndrome is A. XXX B. XO C. XXY @ D. XYY E. XX 12. Down syndrome involves trisomy of chromosome A. 3 B. 5 C. 15 D. 19 E. 21 @ 13. The body cells of a normal human male contain _____ chromosomes. A. 22 B. 46 @ C. 92 D. 21 E. 47 14. From which germ layer does the nervous system develop? A. mesoderm A. ectoderm @ B. endoderm 15. If a human inherits two X chromosomes, the person will (normally) be

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