BIO220 Topic 13 Graded Quiz

Question 1

2.50 points out of 2.50

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Which of the following is ly matched?

a. first stage of labor – baby exits vagina

b. second stage of labor – ends with cervix dilation to maximum

c. third stage of labor – placenta expelled from uterus

Question 2

2.50 points out of 2.50

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The type of fetal monitoring that uses sound waves to visualize the developing fetus is

a. fetoscopy.

b. ultrasound.

c. amniocentesis.

d. chorionic villi sampling.

e. auscultation.

Question 3

2.50 points out of 2.50

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The central cavity of the neural tube becomes the

a. cerebrum.

b. mid-brain.

c. cranial cavity.

d. ventricles of the brain.

e. epidural space.

Question 4

2.50 points out of 2.50

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The period from conception until birth is

a. the prenatal period.

b. the germinal period.

c. the embryonic period.

d. the fetal period.

e. the conceptual period.

Question 5

2.50 points out of 2.50

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Premature aging is called

a. progeria.

b. lactation.

c. parturition.

d. Alzheimer’s disease.

e. dementia.

Question 6

2.50 points out of 2.50

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In males, the urogenital folds close over the urogenital opening and urethral groove to form the

a. scrotum.

b. testes.

c. vas deferens.

d. penis.

e. prostate gland.

Question 7

2.50 points out of 2.50

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If a woman ovulates two oocytes and both are fertilized,

a. identical twins result.

b. fraternal twins result.

c. Siamese twins result.

d. monozygotic twinning occurs.

e. paternal twins result.

Question 8

2.50 points out of 2.50

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What does “D” represent on the diagram?

a. fertilization

b. morula

c. blastocyst

d. implantation

e. ovulation

Question 9

2.50 points out of 2.50

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The opening that connects the right and left atria in the fetal heart is the

a. interatrial septum.

b. septum primum.

c. septum secundum.

d. foramen ovale.

e. foramen rotundum.

Question 10

2.50 points out of 2.50

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The picture shows a full term pregnancy. What does “C” represent?

a. placenta

b. umbilical cord

c. urinary bladder

d. mucus plug in cervical canal

e. vagina

Question 11

2.50 points out of 2.50

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What does “A” represent on the diagram?

a. fertilization

b. morula

c. blastocyst

d. implantation

e. ovulation

Question 12

2.50 points out of 2.50

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Developmental events are calculated from

a. ovulation.

b. conception.

c. the last menstrual period.

d. fourteen days after the last menstrual period.

e. fourteen days before the last menstrual period.

Question 13

2.50 points out of 2.50

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The lungs develop from

a. somitomeres.

b. neural crest cells.

c. an evagination from the foregut.

d. an evagination from the floor of the diencephalon.

e. an invagination from the hindgut.

Question 14

2.50 points out of 2.50

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An embryonic cell that contains the potential to give rise to any tissue type is called a/an

a. differentiated cell.

b. multipotent cell.

c. pluripotent cell.

d. omnipotent cell.

e. totipotent cell.

Question 15

2.50 points out of 2.50

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Many gerontologists refer to walking as one of the most important anti-aging activities to prolong life. This is because a daily 30-minute walk

a. increases blood pressure.

b. improves circulation.

c. promotes anaerobic metabolism.

d. increases urine output.

e. increases peripheral resistance.

Question 16

2.50 points out of 2.50

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Which of the following is formed from mesoderm?

a. autonomic neurons

b. dermis of the skin

c. adrenal medulla

d. teeth

e. tonsils

Question 17

2.50 points out of 2.50

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The picture shows a full term pregnancy. What does “E” represent?

a. placenta

b. umbilical cord

c. urinary bladder

d. mucus plug in cervical canal

e. vagina

Question 18

2.50 points out of 2.50

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The earliest period of prenatal development is the _________ period.

a. embryonic

b. neonatal

c. germinal

d. infant

e. fetal

Question 19

2.50 points out of 2.50

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The embryonic membrane that completely encloses the embryo in a watery sac is the

a. yolk sac.

b. amnion.

c. allantois.

d. chorion.

e. ectodermal sac.

Question 20

2.50 points out of 2.50

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Organogenesis is generally completed by day _____ of development.

a. 20

b. 30

c. 45

d. 60

e. 75