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Bio150, Exam 1 Study guide

by: Morgan Bell

Bio150, Exam 1 Study guide Bio 150

Marketplace > Converse College > Biology > Bio 150 > Bio150 Exam 1 Study guide
Morgan Bell

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About this Document

Material covered in first 3 weeks of lecture
Biology of Sexuality
Dr. Steele
Study Guide
50 ?




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This 4 page Study Guide was uploaded by Morgan Bell on Monday October 10, 2016. The Study Guide belongs to Bio 150 at Converse College taught by Dr. Steele in Fall 2016. Since its upload, it has received 8 views. For similar materials see Biology of Sexuality in Biology at Converse College.


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Date Created: 10/10/16
Bio 150 Exam 1 Study Guide Week 1 1) Which animal would benefit most from parthenogenesis? a) An organism in a changing hostile environment. b) An organism surrounded by a large number of members of its own species. c) An organism in an environment that fluctuates between hostile and favorable. d) An organism with little chance of ever encountering another member of its own species. 2) Which is NOT true about asexual reproduction? a) There is only one parent. b) It is less commonly found among vertebrates. c) It can occur by budding or by division and regeneration. d) A large number of offspring can be produced in this way in a short time. e) It produces variation that allows the species to adapt quickly to changing environmental  conditions. 3) If two individual organisms bear eggs or sperm separately, they are in the biological sense a) Asexual d) Hermaphroditic  b) Monoecious e) Parthenogenic c) Dioecious  4)  Which sex should always show mate choice? a) Always male b) Always female c) Neither d) The sex having higher parental investment e) The sex having lower parental investment 5) Which statement is incorrect? a) Sexual reproduction allows spread of beneficial genetic combinations and removal of bad ones. b) Diversity prevents extinction. c) In a highly changing environment, asexual reproduction is more advantageous. d) A sexual organism passes only half of its genes.  6) Since Hermaphrodites possess both male and female organs, they frequently undergo self­fertilization. True  or False? 7)       Week 2 1) Identify and define the different parts of the penis a) glans, shaft, root, meatus, corona, frenulum, foreskin, corpora cavernosa, corpus spongiosum, urethra 2) What are the risks of and reasons for circumcision? 3) Why does the scrotum hang outside of the body?   4) Identify the structure and functions of the testes a) seminiferous tubules, Sertoli cells, Leydig’s cells   5) Identify the parts and functions of sperm.    6) List some of the components of semen.  7) Label the male external and internal reproductive anatomy.\ 8) Identify the structure and functions of the accessory reproductive organs  a) epididymis, vas deferens, ejaculatory duct, seminal vesicles, prostate gland, and Cowper’s gland 9) Know terminology – cryptorchidism, smegma, dartos muscle, cremaster muscle, pampiniform plexus  10)What is benign prostatic hyperplasia? 11)Explain how erection of penis occurs. 12)What is erectile dysfunction?  What are some of the causes?       Week 3 1) Identify the form and functions of the external genitalia a) vulva, mons pubis, perineum, labia majora, labia minora, clitoris, and hymen 2) Define and understand a)  labiaplasty, clitoridectomy and infibulation i) Assess the risks of and the reasons for clitoridectomy. 3) Label the external female anatomy. 4) Compare and contrast the clitoris to the penis. 5) Identify the form and functions of the  a) vagina, uterus, fallopian tubes, and ovaries. 6) Label the internal female anatomy. 7) Compare the homologous reproductive structures in females and males. 8) Identify the components and functions of the breast.  a) Explain some of the factors that cause changes in the size of the breasts. 10)  11 General Sexual Anatomy Review 1) What functions for storage and maturation of sperm? a) Epididymis b) Vas deferens c) Bulbourethral gland  d) Urethra  2) What structure is removed from the penis during circumcision? a) Root b) Prepuce c) Glans penis d) Corpora cavernosa 3) What is the function of leydig cells of the testes? a) Produce immature sperm b) Produce testosterone c) Produce sperm d) All of the above 4) Where does fertilization of an egg usually occur? a) Pelvic cavity b) Uterus c) Vagina d) Uterine tubes 5) Which male glad encircles the urethra and secretes a fluid that enhances sperm motility? a) Cowper’s gland b) Seminal vesicles c) Prostate d) Bulbourethral glands 6) Which of the following is NOT part of a mature sperm? a) Head b) Midpiece c) Body d) Tail 7) Which of the following is NOT part of the vulva? a) Clitoris b) Mons pubis c) Labia majora d) Vagina 8) The vas deferens joins a duct from the seminal vesicle to form the ___________. a) Urethra b) Prostate gland c) Ejaculatory duct d) Spermatic cord 9) Which male gland is located behind the urinary bladder and secretes an  alkaline fluid with fructose and  prostaglandins? a) Bulbourethral glands b) Cowper’s gland c) Prostate d) Seminal vesicles 10)What female  12) 13)


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