PNR 203 Exam 1 Questions and Answers Fully Solved
Increases muscle mass and strength
Promotes growth of long bones
Increases basal metabolic rate
Enhances production of RBCs
Enlargement of vocal cords
Affects distribution of body hair - Answers Functions of testosterone
Increase in the size of the penis and testes, growth spurt, pubic & facial hair, and deepening of voice -
Answers Signs of puberty in males
Breast development, menstrual cycle, growth spurt, and pubic & axillary (armpit) hair - Answers Signs of
puberty in females
2-2 1/2 years after puberty, usually around 11-15 years of age - Answers When do menstrual cycles
start?
Every 28 days, plus or minus 5-10 days; the flow itself lasts from 2-5 days - Answers What is the average
amount of days per menstrual cycle?
14 days before the onset of the next menstrual cycle - Answers When does ovulation occur?
At beginning of reproductive cycle - Answers When is the endometrium thinnest?
At the end of the reproductive cycle - Answers When is the endometrium thickest?
Regular cycles are established within 6 months to 2 years of the menarche - Answers How does a
menstrual cycle become regular?
Forms the fetal side of the placenta - Answers What is the function of chorion?
Forms amniotic sac and protects the embryo - Answers What is the function of amnion?
Produces RBCs - Answers What is the function of yolk sac?
46 - Answers How many chromosomes are in a body cell?
23 - Answers How many chromosomes are in a reproductive cell?
Female - Answers What gender is a "X" chromosome?
Male - Answers What gender is a "Y" chromosome?
, Week 3 - Answers What week does the neural tube form?
Week 6 - Answers What week does the heart form all 4 chambers?
Week 25 - Answers What week do the lungs begin to secrete surfactant?
Week 10 - Answers What week do genitalia form?
1 vein, 2 arteries - Answers How many veins and arteries are in the placenta?
1,000mL - Answers What is the volume of amniotic fluid throughout pregnancy?
G- gravity
T- term
P- preterm
A- abortions
L- living children
M- multiple fetus - Answers What do the letter of GTPALM stand for?
Subtract 3 months, add 7 days - Answers How do you calculate estimated due date?
Add 3 months, subtract 7 days - Answers How do you calculate last normal menstrual cycle?
Amenorrhea, nausea, breast tenderness, deepening pigmentation, urinary frequency, quickening -
Answers What are presumptive signs of pregnancy?
Goodell's sign, Chadwick's sign, Hegar's sign, McDonald's sign, abdominal enlargement, Braxton Hick's
contractions, ballottement, striae, and positive pregnancy test - Answers What are probable signs of
pregnancy?
Audible fetal heartbeat, fetal movement felt by examiner, and ultrasound visualization - Answers What
are positive signs of pregnancy?
Enlarges uterus, breasts, and genitals
Promotes fat deposits
Stimulates MSH
Promotes vascular changes
Promotes striae
Alters sodium and water retention - Answers Functions of estrogen in pregnancy
Increases muscle mass and strength
Promotes growth of long bones
Increases basal metabolic rate
Enhances production of RBCs
Enlargement of vocal cords
Affects distribution of body hair - Answers Functions of testosterone
Increase in the size of the penis and testes, growth spurt, pubic & facial hair, and deepening of voice -
Answers Signs of puberty in males
Breast development, menstrual cycle, growth spurt, and pubic & axillary (armpit) hair - Answers Signs of
puberty in females
2-2 1/2 years after puberty, usually around 11-15 years of age - Answers When do menstrual cycles
start?
Every 28 days, plus or minus 5-10 days; the flow itself lasts from 2-5 days - Answers What is the average
amount of days per menstrual cycle?
14 days before the onset of the next menstrual cycle - Answers When does ovulation occur?
At beginning of reproductive cycle - Answers When is the endometrium thinnest?
At the end of the reproductive cycle - Answers When is the endometrium thickest?
Regular cycles are established within 6 months to 2 years of the menarche - Answers How does a
menstrual cycle become regular?
Forms the fetal side of the placenta - Answers What is the function of chorion?
Forms amniotic sac and protects the embryo - Answers What is the function of amnion?
Produces RBCs - Answers What is the function of yolk sac?
46 - Answers How many chromosomes are in a body cell?
23 - Answers How many chromosomes are in a reproductive cell?
Female - Answers What gender is a "X" chromosome?
Male - Answers What gender is a "Y" chromosome?
, Week 3 - Answers What week does the neural tube form?
Week 6 - Answers What week does the heart form all 4 chambers?
Week 25 - Answers What week do the lungs begin to secrete surfactant?
Week 10 - Answers What week do genitalia form?
1 vein, 2 arteries - Answers How many veins and arteries are in the placenta?
1,000mL - Answers What is the volume of amniotic fluid throughout pregnancy?
G- gravity
T- term
P- preterm
A- abortions
L- living children
M- multiple fetus - Answers What do the letter of GTPALM stand for?
Subtract 3 months, add 7 days - Answers How do you calculate estimated due date?
Add 3 months, subtract 7 days - Answers How do you calculate last normal menstrual cycle?
Amenorrhea, nausea, breast tenderness, deepening pigmentation, urinary frequency, quickening -
Answers What are presumptive signs of pregnancy?
Goodell's sign, Chadwick's sign, Hegar's sign, McDonald's sign, abdominal enlargement, Braxton Hick's
contractions, ballottement, striae, and positive pregnancy test - Answers What are probable signs of
pregnancy?
Audible fetal heartbeat, fetal movement felt by examiner, and ultrasound visualization - Answers What
are positive signs of pregnancy?
Enlarges uterus, breasts, and genitals
Promotes fat deposits
Stimulates MSH
Promotes vascular changes
Promotes striae
Alters sodium and water retention - Answers Functions of estrogen in pregnancy
