NBCE - Part 1 Practice Test -

Where is not a location of stratified cuboidal epithelium?

a. layer o f ovaries

b. layer of testes

c. ducts of sweat glands

d. Gallbladder

gallbladder

Which is not true of stratified squamous epithelium?

a. can be wet

b. can be dry

c. is located in the mouth, cornea and esophagus

d. is located in the anal mucus membrane

is located in the anal mucus membrane

Which breaks down nucleic acids, carbohydrates, and proteins?

a. mitochondria

b. lysosomes

c. ribosomes

d. golgi bodies

B. lysosomes

__________________ neurons are the most common type in the human body?

a. unipolar

b. bipolar

c. multipolar

d. axillary

C. Multipolar

Mycetoma

a. tumor of the brain

b. tumor of the striated muscle

c. tumor of the smooth muscle

d. fungus ball tumor

d. Fungus Ball tumor

The is about 25 micrometers in length making it the longest.

a. stereocilia

b. ciliac.

c. flagella

d. microvilli

c. Flagella

The Islands of Langerhans are cells in the____ that____.

a. pancreas, regulate sugar metabolism

b. liver. make insulin

c. liver, regulate sugar metabolism

d. gallbladder, regulate sugar metabolism

a. pancreas, regulate sugar metabolism

Which is not a location of simple cuboidal epithelium?

a. Bowman's capsule of kidney

b. ducts of glands

c. surface of ovaries

d. thyroid

a. Bowman's capsule of kidney

A biceps curl would be an example of a(n) _ _ _ _ contraction.

a. eccentric

b. concentric

c. isometric

d. isotonic

b. concentric

Eccentric and concentric contractions are types of isotonic contractions. However, choice (b.) is the most correct and specific answer.

Which muscle moves the mandible from side to side?

a. temporalis

b. masseter

c. medial pterygoid

d. lateral pterygoid

d. lateral pterygoid

The SCM is innervated by cranial nerve_ _ _

a. IV

b. VII

c. XI

d. IX

c. XI

Lambdoidal suture also known as the and the - - - - - suture is located between the frontal and parietal bones.

a. coronal suture, coronal

b. occipital suture, coronal

c. squamous suture, sagittal

d. sagittal suture, occipital

b. occipital suture, coronal

The humeroulnar joint is characterized as a ______________type.

a. pivot

b. gliding

c. hinge

d. saddle

c. hinge

Costa is an anatomical term meaning

a. space

b. bone

c. rib

d. long

rib

the long thoracic nerve innervates the _________ muscle: damage to this nerve will cause winging scapula

a. scapular notch

b. acromion

c. serratus anterior

d. rhomboid major

c. serratus anterior

Which is not found in the scapula?

a. scapular notch

b. acromion

c. coracoid process

d. conoid tubercle

d. conoid tubercle

which is not located on the clavicle?

a. costal tuberosity

b. conoid tubercle

c. coracoid process

d. sternal extremity

c. coracoid process

the olecranon can found in the __________________

a. radius

b. humerus

c. ulna

d. capitulum

c. ulna

The ulna does not have a(n)

a. coronoid process

b. olecranon

c. nutrient foramina

d. intertubercular sulcus

d. intertubercular sulcus

The scaphoid is found directly distal to the _ _ _ _ , which is wider near the

a. radius, wrist

b. radius, elbow

c. ulnar, wrist

d. ulnar, elbow

a. radius, wrist

The main storage form of glucose in animals is

a. starch

b. glycogen

c. lipids

d. proteins.

b. glycogen

All of the following processes increase blood sugar levels except:

a. glycogenolysis

b. glycogenesis

c. gluconeogenesis

d. glucogenesis

b. glycogenesis

all of the following are considered low energy compounds except:

a. NADH

b. AMP

c. ADP

d. NADP

a. NADH

The breakdown of glycogen is called _ _ _ _ _.

a. glycogenolysis

b. glyconeogenesis

c. glycogenesis

d. glycolysis

a. glycogenolysis

Glucose plus fructose make which of the following disaccharides?

a. sucrose

b. lactose

c. maltose

d. isomaltose

a. sucrose

The protein portion of an enzyme is called

a. apoprotein

b. holoenzyme

c. coenzyme A

d. cofactor

a. apoprotein

Without vitamin _ _ _ _ collagen will not form in the body.

a. Vitamin A

b. Vitamin B

c. Vitamin C

d. Vitamin D

c. Vitamin C

Which of the following is the most abundant plasma protein?

a. albumin

b. immunoglobulin

c. gamma globulin

d. T lymphocyte

a. albumin

Glucose-I-phosphate plus _ _ _ _ gives glucose-6-phosphate.

a. debranching enzyme

b. glycogen phosphorylase

c. phosphoglucomutase

d. pyruvate

The coenzyme of pantothenic acid (BS) is

a.FAD

b. NADP

c. Coenzyme A

d. FMN

c. Coenzyme A

Beriberi is associated with a _ _ _ _ _ deficiency.

a. riboflavin

b. thiamine

c. niacin

d. pantothenic acid

b. thiamine

All of the following associated with a folic acid deficiency except:

a. cheilosis

b. megaloblastic anemia

c. tropical sprue

d. lack of conversion of serine to glycine

a. cheilosis

How many ATP are yielded in the aerobic form of glycolysis?

a. 36

b. 32

c. 24

d. 2

a. 36

Gluconeogenesis _ _ _ _ blood sugar; this process takes _ _ _ ATP.

a. lowers, 36

b. lowers, 4

c. raises, 6

d. raises, 2

c. raises, 6

Which ofthe following lowers blood sugar levels?

a. insulin

b. cortisol

c. glucagon

d. flavin ring

a. insulin

Phosphorylation first occurs in step _ _ _ of glycolysis.

a. 1

b.4

c. 10

d. 8

a. 1

Which is the phosphate donor in steps 1 and 3?

A. NAD

B. ATP

C. DNA

D. RNA

B. ATP

Glucose 6-phosphate is converted to fructose 6-phosphate by use of the enzyme in the process of_ _ _ _ _

a. phosphoglucoisomerase, oxidation

b. enolase, oxidation

c. phosphoglucoisomerase, glycolysis

d. enolase, glycolysis

c. phosphoglucoisomerase, glycolysis

__________________ is the enzyme used in the last step of glycolysis.

a. enolase

b. pyruvate kinase

c. hexokinase

d. aldolase

b. pyruvate kinase

40. The aerobic form of glycolysis produces _ _ _ molecules of ATP and the anaerobic form produces

a. 2, 2

b. 32,5

c. 6,24

d. 36,2

d. 36,2

A total of 4 ADP molecules in steps 7 and 10 of glycolysis are converted to 4 - - - molecules.

a. cAMP

b. NADH

c. NAD

d. ATP

d. ATP

Two pyruvate molecules are formed in the process of glycolysis. What enzyme is responsible for the 10th step of this process?

a. pyruvate kinase

b. phosphoglycerate kinase

c. PFK-1

d. hexokinase

a. pyruvate kinase

n glycolysis, a _ _ _ _ carbon molecule of glucose is split into _ _ _ molecules of pyruvic acid.

a. 5, 3

b. 10, 3

c. 3, 4

d. 6, 2

d. 6, 2

2-Phosphoglycerate is converted to phosphoenolpyruvate by the _______________ help of the enzyme in this_______________ stage of glycolysis.

a. phosphoglycerate mutase, 5th

b. enolase, 9th

c. pyruvate kinase, 10th

d. enolase, 6th

b. enolase, 9th

The breakdown of glycogen is called _ _ _ _

a. glycogenolysis

b. glycolysis

c. oxidation

d. gluconeogenesis

a. glycogenolysis

Which ofthe following will lower blood sugar levels?

a. glycogenolysis

b. gluconeogenesis

c. glycolysis

d. glucogenesis

c. glycolysis

Who discovered penicillin?

a. Salk

b. Sabin

c. Fleming

d. Semmelweis

c. Fleming

Subacute bacterial endocarditis is caused by which of the following organisms?

a. S. aureus

b. S.pyogenes

c. S. viridans

d. S. agalactiae

c. S. viridans

All of the following are true of endotoxins except:

a. are released by gram negative organisms

b. are released when the cell ceases to live

c. are composed of lipopolysaccharides

d. are released usually by gram positive organisms

d. are released usually by gram positive organisms

Which causes urinary tract infections in 17 year old girls?

a. S. epidermidis

b. S. saprophyticus

c. staphylococcus aureus

d. streptococcus viridans

b. S. saprophyticus

Which causes dental caries?

a. S. epidermidis

b. S. saprophyticus

c. streptococcus mutans

d. staphylococcus aureus

c. streptococcus mutans

Nematodes are

a. tapeworms

b. roundworms

c. bacteria

d. protozoa

b. roundworms

Flukes are classified under

a. trematodes

b. tapeworms

c. cestodes

d. nematodes

a. trematodes

The coenzyme of pyridoxine is:

a. coenzyme A

b. pyridoxal phosphate

c. THF

d. TPP

pyridoxal phosphate (PLP)

B9 is and its coenzymeis____

a. biotin, biotin

b. thiamin, thiamine pyrophosphate

c. niacin, NADP

d. folic acid, tetrahydrofolate

d. folic acid, tetrahydrofolate

Which vitamin can be made from tryptophan in the body?

a. thiamine

b. niacin

c. riboflavin

d. biotin

b. niacin

Which ofthe following is not an antioxidant?

a. selenium

b. copper

c. Vitamin A

d. Vitamin E

b. copper

all of the following are true regarding vitamin C in humans except:

a. It can be made from glucose.

b. Vitamin C aids in the absorption of iron.

c. Helps in the making of collagen

d. Vitamins C is involved with hydroxlation reactions.

a. It can be made from glucose.

Which vitamin B3 coenzyme is involved with fatty acid synthesis?

a. FMN

b. TPP

c. FAD

d. NADP

d. NADP

The active coenzymes of riboflavin are ____ and _ _ _

a. FMN, FAD

b.NAD, NADP

c. TPP, FAD

d. Coenzyme A, NAD

a. FMN, FAD

Which of the following proteins does not have a branched chain?

a. valine

b. tryptophan

c. leucine

d. isoleucine

b. tryptophan

which is involved in decarboxylation reactions that is not the yellow vitamin?

a. biotin

b. thiamine

c. riboflavin

d. niacin

b. thiamine

The coenzyme of thiamine is

a.FAD

b.FM

c. coenzyme A

d. thiamine pyrophosphate

d. thiamine pyrophosphate

Which vitamin contains the isoalloxazine ring system?

a. thiamine

b. niacin

c. vitamin C

d. riboflavin

d. riboflavin

pantothenic acid contains sulfur. Which other vitamin also contains sulfur?

a. thiamine

b. niacin

c. riboflavin

d. Vitamin C

a. thiamine

d. Vitamin C

66. Which of the following is not true of pyridoxine?

a. it is needed in protein metabolism

b. deficiency will cause convulsions in infants

c. pyridoxamine phosphate is its coenzyme

d. deficiency will cause pernicious anemia

d. deficiency will cause pernicious anemia

All of the following are essential amino acids except:

a. valine

b. phenylalanine

c. lysine

d. tyrosine

d. tyrosine

All o f the following have branched chains except:

a. valine

b. phenylalanine

c. leucine

d. isoleucine

b. phenylalanine

Which is notc omposed of collagen?

a. hydroxylysine

b. hydroxyproline

c. omithine

d. glycine

c. omithine

70. Which is a non-essential amino acid?

a. valine

b. serine

c. arginine

d. histidine

b. serine

This vitamin helps in the formation of purines and when this vitamin is deficient it will cause megaloblastic anemia?

a. pyridoxine

b. folic acid

c. pantothenic acid

d. thiamine

b. folic acid

Glucose and fructose will form

a. cellobiose

b. isomaltose

c. sucrose

d. maltose

c. sucrose

The oxidation of glucose is referred to as _ _ _ _ _

a. glycolysis

b. glycogenesis

c. cellular respiration

d. glycogenolysis

c. cellular respiration

Which ofthe following is not an essential fatty acid?

a. arachidonic

b. linolenic

c. linoleic

d. phospholipid

d. phospholipid

Which makes up the majority of the plant starch we have in our diet? a. cellulose

b. amylose

c. amylopectin

d. glycogen

c. amylopectin

Amylopectin is in a

a. alpha 1-4 linkage

b. branched beta 1-4 linkage

c. beta 1-6 linkage

d. branched alpha 1-6 linkage

d. branched alpha 1-6 linkage

Biotin in the vitamin and coenzyme form performs which kind of reaction?

a. carboxylation

b. hydroxylation

c. oxidation

d. decarboxylation

a. carboxylation

_______________________ is not a mucopolysaccharide?

a. cellobiose

b. heparin

c. hyaluronic acid

d. chondroitin sulfate

a. cellobiose

Insulin

a. will raise blood sugar levels

b. will lower blood sugar levels

c. is a steroid hormone

d. is made in the kidney

b. will lower blood sugar levels

The filum terminale.

a has pia mater only

b. has dura mater only

c. is considered leptomeninx

d. is the cauda equina

a has pia mater only

The _ _ _ enlargement has the largest diameter of the spinal cord.

a. lumbar

b. sacral

c. thoracic

d. cervical

d. cervical

Pressure and light touch are functions of this ascending (sensory) tract?

a. spinotectal

b. medial lemniscus

c. anterior spinothalamic

d. fasciculus cuneatus

c. anterior spinothalamic

83. Which sense does not go through the thalamus?

a. sight

b. hearing

c. smell

d. taste

c. smell

84. What tract is responsible for 2 point discrimination?

a. lateral spinothalamic

b. fasciculus cuneatus

c. spinotectal

d. posterior spinocerebellar

b. fasciculus cuneatus

The Tectum is located in the

a. Pons

b. Midbrain

c. Medulla

d. Small Intestine

Midbrain

All of the following are associated with an upper motor neuron lesion except:

a. spastic paralysis

b. increased muscle tone

c. no pathological reflexes

b. increased muscle tone

The _ _ _ tract helps to make muscles flex but does not aid in extensor movements.

a. vestibulospinal

b. rubrospinal

c. tectospinal

d. anterior spinothalamic

b. rubrospinal

Frederick's ataxia is associated with damage to the

a. medial lemniscus

b. lateral spinothalamic

c. posterior spinocerebellar

d. spinotectal

c. posterior spinocerebellar

Pain and temperature is a function of the tract.

a. medial lemniscus

b. lateral spinothalamic tract

c. spinotectal

d. reticulospinal tract

b. lateral spinothalamic tract

All of the following are effects of lower motor neuron lesions except:

a. flaccid paralysis

b. hyperreflexia

c. hyporeflexia

d. absent pathological reflexes

b. hyperreflexia

The parietal lobe is supplied directly by which vessel?

a. posterior cerebral artery

b. middle cerebral artery

c. carotid artery

d. anterior cerebral artery

d. anterior cerebral artery

Which is not part of the parasympathetic system?

a. cranial nerves 11 and 12

b. cranial nerves 3 and 7

c. sacral nerves S2-S4

d. cranial nerve 9 and I0

a. cranial nerves 11 and 12

Respiratory alkalosis can be caused by which ofthe following?

a. kidney failure

b. prolonged vomiting

c. oxygen deficiency

d. diabetes mellitus

The oculomotor nerve is cranial nerve _ _ _ and synapses at the _ _ _ ganglion.

a. 4, ciliary

b. 7, otic

c. 3, ciliary

d. 2, otic

c. 3, ciliary

Cranial nerve _ _ _ _ synapses at the Otic ganglion.

a . 2

b. 5

c. 9

d. 10

c. 9

All of the following are ascending tracts except:

a. spinotectal

b. tectospinal

c. posterior spinocerebellar

d. medial lemniscus

b. tectospinal

Which ofthe following is involved with parasitic infections?

a. IgG

b. lgE

c. lgA

d.IgM

b. lgE

Which of the following is the heaviest antibody and the first one to appear in the fetus?

a. IgA

b. IgE

c. IgG

d. IgM

d. IgM

The most abundant antibody in a normal healthy adult is:

a. IgA

b. lgE

c. IgD

d. IgG

d. IgG

Antibodies received from an animal to a human would be labeled as which type of immunity?

a. natural active

b. acquired active

c. acquired passive

d. natural passive

c. acquired passive