Human Reproduction Questions and Answers

What is the function best description of Hypertonic Substances moved from the cell interior to the extracellular space via a vesicle Solutions with a greater solute concentration than that of the cytosol Movement of solutes from a region of higher concentration to lower concentration does not require energy is effective over short distances and requires transport proteins O Solutions with the same solute concentration as that of the cytosol Movement of solvent from a region of higher concentration to lower concentration does not require energy is effective over short distances and occurs with or without transport proteins Substances moved from the extracellular space to the cell interior via a vesicle Solutions with a lower solute concentration than that of the cytosol Movement of solutes from a region of lower concentration to higher concentration requires energy is effective over short distances and requires transport proteins Engulfing of foreign solids by cells and moving them to the cell interior via a vesicle Movement of solutes from a region of higher concentration to lower concentration does not require energy is effective over short distances and does not require transport proteins

9 A counselor is meeting with a new client for the first session Immediately after introducing themselves the counselor hands the client several screening forms and asks client to complete them What important task has the counselor neglected at this point in their work with this client Establishing a therapeutic relationship Assigning a clinical diagnosis Determining the client s stage of change the client should change

4 Select the correct answer Human hormones testosterone and estrogen are considered lipids What could be the reason for this OA They are phospholipids OB They are fatty acids OC They are steroids Reset Neut 2

Name 7 The following hormones affect the male reproductive system Which of these hormones negatively affect the release of gonadotropin releasing hormone I luteinizing hormone II inhibin III follicle stimulating hormone IV testosterone Date a II and III b I and II c II and IV d I and III e I and IV 8 Anabolic steroids taken by an athlete will often cause which of the following a facial hair growth in females

18 Which structure s secrete the male hormone testosterone a anterior pituitary b interstitial cells of the testes c hypothalamus d follicle stimulating cells of the testes e luteinizing cells of the testes upord of ba 15 19 Which hormone is directly responsible for ovulation in a human female a luteinizing hormone LH b follicle stimulating hormone FSH c estrogen d progesterone e gonadotropin releasing hormone GnRH

6 Where in the testes is the hormone testosterone produced a sertoli cells b interstitial cells c spermatids d epididymis e seminiferous tubules pofle adi lud joint 01 03070 is bus sauno odi mot Josits oil tud su

Question 6 1 point Saved 40 Listen to this page Testosterone and estradiol are m le and female sex hormones respectively in many vertebrates How do these molecules differ from each other A Testosterone and estradiol have different functional groups attached to the same carbon skeleton B Testosterone and estradiol are enantiomers of the same organic molecule Testosterone and estradiol are structural isomers but have the same molecular formula Testosterone and estradiol are cis trans isomers but have the same molecular formula C D Question 7 1 point 4 Listen Which of the following is not an example of a lipid

A newborn receives passive immunity through O The mother s skin O The mother s saliva O The mother s kisses O The mother s milk

Embryological development starts with gastrulation and then proceeds to A blastulation B the zygote phase C neurulation D the blastula phase

Match the specific estrogen with their function s in regulating the ovarian and uterine cycles Estrogen LH Inhibin Progestrone FSH causes the formation of a cervical plug feedback suppression of FSH on the anterior pituitary stimulates the endometrium lining to start building durin proliferation phase stimulates primary follicles to start to developing induces ovulation of the ovum egg

What is the point of view of 26 this excerpt from Cora Collen s The Burning Book A Third Person Omniscient we know the thoughts of all the characters B Third Person Limited we know the thoughts of just one character C First Person the narrator is a character in the story

A Gonadotropins from anterior pituitary C Follicle stimulating hormone FSH Estrogen B choose your answer Luteinizing hormone LH Progesterone A E er to the picture above and select the correct response A E to each statement Ovulation occurs at choose your answer 2 The endometrial lining is built up the thickest at choose your answer signals the development of new follicles 4 The endometrial lining starts to thicken at choose your

Means yellow body The narrow passage into the body of the uterus The initial passageway for the sperm Source of FSH and LH The other term for uterine tubes Also known as Emergency Contraceptive Please select a term from the right column that matches the clue on the left Some choices the name of the cells that support the developing oocyte within ovary the hormonal event that is closely linked to ovulation and occurs 18 hours before ovulation Name of long acting hormonal contraceptive The anatomical name for the structure that contains the testes The time during pregnancy determination of development of male or female reproductive structures occu Drug that maintains vasodilation and erection Source of testosterone Synthetic made in the laboratory progesterone Choose penis Cervix 9 months Corpus Luteum Progestin Pituitary Cells of Leydig Fallopian Tubes 8 Weeks Scrotum mitochondria 6 months Plan B Norplant Viagra epididymis Follicular Cells aspirin Vagina RU486 LH Surge hypothel

The LH surge occurs approximately 18 hours following fertilization True False

EXTRA CREDIT 1 point will be graded manually The urine pregnancy test detects Progesterone none of these are correct fetal hemoglobin fetal iron Estrogen

To a female a male that has bright colors a good song and elaborate dance moves is O one that was able to find good food sources to eat free of disease and parasites good at out competing other males fit and capable of producing strong offspring all of these

Which of the following statements about genetic information is true 1 Plasmids may contain information to increase the survival of an organism II Eukaryotic DNA is found in circular chromosomes III Prokaryotic DNA is found in multiple linear chromosomes IV DNA is typically double stranded while RNA is typically single stranded V Only some viruses contain RNA as genetic information while all other organisms contain DNA as genetic information A B C I II III and IV I IV and V II and IV

Which of the following terms is used to describe delayed puberty Oa hypothyroidism Ob hypoglycemia Oc hypokalemia d bypogonadism

9 Which statement is characteristic of reproduction in humans a The reproductive cells of males and females differ in chromosome number b Males and females produce gametes in the ovaries c Males and females produce the same number of gametes d The reproductive cycles of males and females are regulated by hormones

Match the following the process involving the division of the nucleus in a reproductive cell responsible for genetic recombination the process involving the division of the nucleus of a body cell 2 1 3 the condition of having oogametes gametes of different sizes and shapes usually have eggs and sperm 4 pl ova the egg cell a female gamete the form of production of new individuals by two parents in 5 which the offspring obtains half of its hereditary information from each parent 6 a small flagellated male gamete that swims to the egg to fertilize it meiosis sexual reproduction mitosis oogamy ovum sperm

5 A part of the human life cycle includes childhood adolescence adulthood and old age At which of these stages would the highest fecundity rate occur in humans Explain your answer 2 marks uznem ovistin

Hint what is a female s genotype 0 00 0 15 A C B present in humans that are females two X chromosomes XX Speed 1x one X chromosome and one Y chromosome XY

The embryonic disk is made of the animal O trophoblast hypoblast diploblast Otrophoblast inner cell mass epiblast epiblast hypoblast triploblast hyooblast epihlast triploblast and the the latter give rise to the three germ layers to form a an

1 Your friends Sue and Tom have been trying unsuccessfully to have a baby Their doctor wants to pursue in vitro fertilization but the entire process including harvesting oocytes and sperm can be expensive time consuming invasive and problem laden Sue has heard that cloning uses various types of cells and knows that you re studying biology so she wants to know whether skin cells from Tom could be used to fertilize skin cells of hers rather than using eggs and sperm What do you tell Sue about the cells needed for reproduction so that she thoroughly understands why certain cells are needed 2 points

Your sister is pregnant with fraternal triplets a different fertilization produced each fetus What is the chance that at least one of the fetuses is female Multiple Choice O 1 4 1 8 7 8 X

21 1 When you started out how small were you IUA D 2 What are the three 3 simple instructions the cells receive 4 Which stage is a hollow fluid filled ball of cells 1 E E 3 In the blastocyst the trophoblast cells will eventually develop into the embryo CIRCLE ONE True or False 6 How long 5 Which hormone is produced by the implanted blastocyst and causes the corpus luteum to continue producing progesterone 6

The term sexual dimorphism refers to the differences between the males and females of a species O the fact that male primates have evolved from Martians and female primates from Venusians 4 differences in the sexual behavior of adult and adolescent members of species a trait that has been observed in apes but not in humans

When ordering the sequence of events of embryonic development which of the following occurs last a Morula b Inner cell mass c Bilaminar disc d First missed menstrual period e Notochord

Name the germ cell in the fetal ovary from which all ova will arise of this germ cell How many chromosomes are in the nucleu

If a person becomes pregnant A follicle will mature and release another egg and to continue to stimulate production of estrogens The uterine cycle will continue with the disintegration of the endometrial lining The corpus luteum will disintegrate soon after ovulation as there is no need for it during pregnancy High levels of estrogens and progesterone secreted by the corpus luteum will inhibit production of FSH and L

61 One of the main functions of meiosis is to A produce most of the cells of the body B produce homologous chromosomes C reduce the chromosome number D prevent mutations 62 How would a sperm cell be affected if the seminal vesicle did not produce its secretions 63 During ovulation A four haploid eggs are released from the ovary B one haploid egg is released from the ovary C a secondary oocyte is released from the ovary D a yoote is released from the ovary

This hormone directly causes the corpus luteum to produce progesterone FSH hCG LH estrogen

On day 5 after fertilization this cluster of 100 cells formed by cleavage divisions is called a secondary oocyte a morula a polar body

Which one of the following processes involves meiosis cleavage spermiogenesis ovulation spermatogenesis

Which if the following is not an accessory gland in the male reproductive system prostate seminal vesicle bulbourethral gland testes Stry

This is the structure through which an ovulated egg passes and is the normal site of fertilization by a sperm Uterine or Fallopian tube Vagina Uterus Ovarian follicle

During sperm development the sperm travels through these structures Which of the following are arranged in the correct order O testes epididymis ductus deferens urethra testes prostate ureter urinary bladder urethra epididymis prostate urethra ductus deferens ureter testes ductus deferens epididymis urethra Jhy

V With its source Antidiuretic Hormone ADH Luteinizing Hormone LH Prolactin T3 T4 Calcitonin Cortisol Aldosterone Epinephrine Melatonin Glucagon Human chorionic gonadotropin hCG A Adrenal Cortex B Adrenal Medulla C Pineal Gland D Pancreas E Adipose Tissue F Posterior Pituitary G Thyroid H Anterior Pituitary 1 Placenta

Mark all of the following that develop from ectoderm A The Cardiovascular or Circulatory System B The Digestive System lining C The Nervous System D The Skeletal System

exual reproduction differs from sexual reproduction in that in asexual production new organisms are usually genetically identical to the parent 2 the reproductive cycle involves the production of games 3 nuclei of sex cells fuse to form a zygote 4 offspring show much genetic variation

The cortical reaction causes O 1 egg membrane depolarization O2 the vitelline layer to harden 3 the sperm to bind to the egg membrane O4 follicle maturation 5 the embryo to embed into the uterus

What is produced in frog primary oocytes in response to progesterone that results in MPF activity ras Cyclin B Cdk1 Both Cyclin B and Cdk 1

olying Developm imit 1 30 00 Time Left 1

Question Completion Status 2 4 3 5 1 O2 3 5 4 1 QUESTION 9 True or false Embryonic stem cells can True O False

Q Both the gonads and the digestive glands are found in the arms of the sea star Ho would you distinguish between the two structures

2 Bactericidal or bacteriostatic antibiotics which one would be better for treating immunocompromised patients Why nnnnnnnnnnnn

Table 3 Mitosis in Normal Chicken Stomach Cells Phase of Total of Cell Mitosis of Cells Cycle Interphase 440 Prophase Metaphase Anaphase Telophase TOTAL 40 8 2 10 500 100 Time min 625 min

What is the difference between the two constructs vicarious experience and observational learning

Question 6 of 10 A certain gene in a tree species determines how long it takes for a seed to germinate In one population the alleles for this gene are T1 T2 and T3 The numbers of individuals with each of the possible genotypes are shown in the table Genotype T1T1 T1T2 T1T3 T2T2 T2T3 T3T3 What is the frequency of the 73 allele A 23 OB 62 OC 31 D 47 Number of individuals 50 60 40 50 55 45 4

Which of the following is an advantage of endocrine signaling It is fast O It affects large numbers of cells It can be bidirectional All of the above