exam 2 review

Question 1

Which of the following is a non-reducing
sugar?
a. glucose
b. maltose
c. fructose
d. sucrose

Answer 1

d. sucrose

Question 2

What is the reference range for a fasting
glucose?
a. 40-400 mg/dL
b. 70-110 mg/dL
c. 70-99 mg/dL
d. 40-80 mg/dL

Answer 2

c. 70-99 mg/dL

Question 3

Which of the following HA1C results
would best correlate with an
estimated average glucose of 126
mg/dL?
a. 8%
b. 12%
c. 6%
d. 10%

Answer 3

c. 6%

Question 4

Which of the following criteria would not be
diagnostic of diabetes mellitus?
a. A random glucose of 230 mg/dL
b. A hemoglobin A1c result of 11.1%
c. A fasting glucose of 110 mg/dL
d. 2-hour post glucose load of 444
gm/dL

Answer 4

c. A fasting glucose of 110 mg/dL

Question 5

The conversion of glucose, and other
hexoses, into lactate and pyruvate for
production of energy is called:
a. Glycogenesis
b. Glycogenolysis
c. Gluconeogenesis
d. Glycolysis

Answer 5

d. Glycolysis

Question 6

Which tube for CSF collection is typically
used for chemistry testing?
a. Tube 4
b. Tube 3
c. Tube 2
d. Tube1

Answer 6

d. Tube 1

Question 7

Total protein in CSF represents what % of
that of plasma?
a. 0.0-0.5%
b. 0.5-1%
c. 5%
d. 8%

Answer 7

b. 0.5-1%

Question 8

Hyaluronidase is typically added to what type of
fluid prior to analysis?
a. Synovial
b. Pleural
c. Pericardial
d. CSF
e. Ascities

Answer 8

a. Synovial

Question 9

A patient has a glucose of 140 mg/dL,
what would be their expected CSF glucose
result?
a. 125 mg/dL
b. 105 mg/dL
c. 92 mg/dL
d. 70 mg/dL

Answer 9

c. 92 mg/dL

Question 10

CSF electrophoresis is used for the
diagnosis of?
a. Cystic fibrosis
b. Multiple myeloma
c. Multiple sclerosis
d. Waldenstroms macroglulinemia

Answer 10

c. Multiple sclerosis

Question 11

Lipids are composed mainly of these types
of bonds.
a. Carbon-hydrogen
b. Carbon-oxygen
c. Nitrogen-hydrogen
d. Oxygen-hydrogen

Answer 11

a. Carbon-hydrogen

Question 12

Which does not describe phospholipids.
a. Hydrophilic head group
b. Unsaturated steroid alcohol
c. Amphipathic
d. Synthesized in all organs

Answer 12

b. Unsaturated steroid alcohol

Question 13

Use the following information to calculate
the patients LDL result: HDL = 70 mg/dL,
Triglycerides =100 mg/dL, and Total
Cholesterol = 200 mg/dL
a. 100 mg/dL
b. 50 mg/dL
c. -10 mg/dL
d. 110 mg/dL

Answer 13

d. 110 mg/dL

Question 14

Looking at the lipoprotein analysis
determine the following of the patient:
Total Cholesterol = 250 mg/dL, LDL = 170,
HDL = 55 mg/dL, Triglycerides = 505
mg/dL
a. Acceptable analysis
b. Borderline analysis
c. High analysis

Answer 14

c. High analysis

Question 15

Which lipoprotein has the job of
transporting exogenous triglycerides?
a. VLDL
b. HDL
c. Chylomicron
d. LDL

Answer 15

c. Chylomicron

Question 16

This is the most abundant cation in
extracellular fluid and determines the
osmolality of plasma:
a. Potassium
b. Magnesium
c. Chloride
d. Sodium

Answer 16

d. Sodium

Question 17

Functions of this electrolyte includes: ICF
volume, contraction of the heart and
hydrogen ion concentration?
a. Sodium
b. Potassium
c. Chloride
d. Magnesium

Answer 17

b. Potassium

Question 18

This is a byproduct on anaerobic
metabolism?
a. Potassium
b. Phosphate
c. Bicarbonate
d. Uric acid
e. Lactate

Answer 18

e. Lactate

Question 19

Which is not a hormone that helps to
regulate calcium?
a. PTH
b. Vitamin D
c. Calcitonin
d. AVP

Answer 19

d. AVP

Question 20

Which type of tube cannot be used to run
electrolytes on?
a. Gold
b. Green
c. Lavender

Answer 20

c. Lavender

Question 21

What is the normal range for pH?
a. 7.25-7.35
b. 7.30-7.40
c. 7.35-7.45
d. 7.40-7.5

Answer 21

c. 7.35-7.45

Question 22

A buffer consists of a _____ and a salt of
its conjugate base?
a. Strong acid
b. Weak acid
c. Strong base
d. Weak base

Answer 22

b. Weak acid

Question 23

What is the ratio of HCO3:H2CO3 that
implies that full compensation has
occurred?
a. 15:1
b. 10:1
c. 20:1

Answer 23

c. 20:1

Question 24

An increase in H+, a decrease in pH, and
an increase in pCO2 indicate which
disorder?
a. Respiratory alkalosis
b. Respiratory acidosis
c. Metabolic acidosis
d. Metabolic alkalosis

Answer 24

b. Respiratory acidosis

Question 25

What is the expected pO2 mmHg in
arterial circulation?
a. 40 mmHg
b. 149 mmHg
c. 20 mmHg
d. 90 mmHg

Answer 25

d. 90 mmHg

Question 26

What is the index value of CSF to serum
albumin that indicates an intact blood brain
barrier?
a. <5
b. <9
c. <1
d. >1
e. >5

Answer 26

b. <9