BIOS256 EXAM 3 LATEST UPDATE
VERIFIED QUESTIONS & DETAILED
EXPLANATIONS GRADED A+
Professional Academic Assistance Services
ESSAY - germinal layers - list the three germinal layers that begin
development on day 15 of human gestation - Answer:
ectoderm, mesoderm, endoderm
ESSAY - Identify an organ or structure that develops from each
layer. - Answer: ectoderm- skin
mesoderm - muscles
endoderm - digestive system
ESSAY - Probability of a male born with hemophilia A and a
female born with hemophilia A - Answer: Male - if the mother
carrier of the hemophilia gene there is a 50% chance, if the
mother is affected the son will 100% have hemophilia.
Female - a female can be a carrier of hemophilia gene if she has
one affected X chromosome, however if she inherits two
affected X chromosomes she will be affected.
ESSAY - You are asked to run an arterial blood gas on a 36- year-
, old client. When the results come back, you see
the values below: pH 7.50; PaCO, 47 mmHg; HCO: 32 mEq/Liter.
Identify whether the client is acidotic or alkalotic (2pts), if it is
metabolic or respiratory Note: Normal values of PaCO2 are 35
mmHg - 45 mmHg. Normal values for HCO3 are 22 mEq/Liter -
26
mEq/Liter. - Answer: Patient is alkalotic due to elevated pH. The
cause is metabolic indicated by the elevated HCO3.
functions of electrolytes - Answer: 1- maintaining body fluid
balance
2- regulating pH level
3- supporting muscle and nerve function
4- keeping the heart rate and blood pressure stable
umbilical cord - Answer:
prostate - Answer:
uterus - Answer:
VERIFIED QUESTIONS & DETAILED
EXPLANATIONS GRADED A+
Professional Academic Assistance Services
ESSAY - germinal layers - list the three germinal layers that begin
development on day 15 of human gestation - Answer:
ectoderm, mesoderm, endoderm
ESSAY - Identify an organ or structure that develops from each
layer. - Answer: ectoderm- skin
mesoderm - muscles
endoderm - digestive system
ESSAY - Probability of a male born with hemophilia A and a
female born with hemophilia A - Answer: Male - if the mother
carrier of the hemophilia gene there is a 50% chance, if the
mother is affected the son will 100% have hemophilia.
Female - a female can be a carrier of hemophilia gene if she has
one affected X chromosome, however if she inherits two
affected X chromosomes she will be affected.
ESSAY - You are asked to run an arterial blood gas on a 36- year-
, old client. When the results come back, you see
the values below: pH 7.50; PaCO, 47 mmHg; HCO: 32 mEq/Liter.
Identify whether the client is acidotic or alkalotic (2pts), if it is
metabolic or respiratory Note: Normal values of PaCO2 are 35
mmHg - 45 mmHg. Normal values for HCO3 are 22 mEq/Liter -
26
mEq/Liter. - Answer: Patient is alkalotic due to elevated pH. The
cause is metabolic indicated by the elevated HCO3.
functions of electrolytes - Answer: 1- maintaining body fluid
balance
2- regulating pH level
3- supporting muscle and nerve function
4- keeping the heart rate and blood pressure stable
umbilical cord - Answer:
prostate - Answer:
uterus - Answer:
