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302) The most dangerous and series complications of Marfan's syndrome is which of the following?
a. Ruptured aorta
b. Sterility
c. Brain tumor
d. Mitral valve prolapse

A. Ruptured aorta


303) Cri du chat syndrome présents itself with an unmistakable cat-like cry. This condition is evident by a malformed chromosome _________.
a. 18
b. 6
c. 3
d. 5

D. 5


304) The largest diameter of the spinal cord is found approximately at which location?
a. lumbar enlargement
b. T7
c. cervical enlargement
d. Filum Terminale

C. Cervical enlargement


305) The spinal cord ends approximately at the level of ______.
a. L2
b. T12
c. S2
D. S1

A. L2


306) Which type of nerve fiber conducts the fastest impulse and hence its most myelinated?
a. type A
b. type B
c. type C
d. type D

A. Type A


307) Which of the following is not part of the Circle of Willis?
a. posterior communicating artery
b. anterior cerebral artery
c. basilar artery
d. internal carotid

C. Basilar artery


308) The visual cortex is located in the _______ lobe of the brain.
a. frontal
b. parietal
c. occipital
d. temporal

C. occipital


309) Which area of the cerebrum primarily has a function of smell?
a. Wernicke's area
b. precentral gyrus
c. Broca's area
d. uncus

D. Uncus


310) Which type form a myelin sheath around cells in the CNS?
a. Schwann cells
b. microglial cells
c. oligodendrocytes
d. astrocytes

C. Oligodendrocytes


311) The cervical enlargement is found most approximately between
a. C1-C4
b. C4-T1
c. C2-C3
d. C7-T12

B. C4-T1


312) Most neurons are most commonly what type?
a. multipolar
b. bipolar
c. unipolar
d. astrocytes

A. multipolar


313) A freely moveable joint is a
a. amphiarthroses
b. diarthroses
c. synarthroses
d. gomphosis

B. Diarthroses


314) The thalamus receives all of the following senses except?
a. sight
b. smell
c. touch
d. taste

B. smell


315) Arachnoid granulations
a. synthesis vitamin D
b. make Schwann cells
c. reabsorb CSF
d. are located in the Aqueduct of Sylvius

C. Reabsorb CSF


316) Emotion is controlled by the
a. frontal lobe
b. temporal lobe
c. parietal lobe
d. occipital lobe

C. Parietal lobe


317) Your given a long passage of a story on a standardize exam. This exam is making an effort to test your comprehension of these words. What area of the brain are they trying to test?
a. promotor area
b. prefrontal area
c. Broca's area
d. Wernicke's area

D. Wernicke's area


318) Which deletes calcium from bone?
a. calcitonin
b. parathormone
c. ADH
d. vasopressin

B. Parathormone


319) Which is a fibrocyte that makes the blood brain barrier?
a. ependymal cell
b. microglia
c. oligodendrocyte
d. astrocyte

D. Astrocyte


320) The Filum Terminale is composed of ______.
a. dura mater
b. arachnoid
c. pia
d. cervical enlargement

C. Pia


321) All of the following are parasympathetic except:
a. cranial nerve 11
b. cranial nerve 10
c. cranial nerve 3
d. cranial nerve 5

A. Cranial nerve 11


322) Which nerve does not exit through the jugular foramen?
a. hypoglossal
b. accessory
c. vagus
d. glossopharyngeal

A. Hypoglossal


323) The cribriform plate is found in the _______ bone.
a. lacrimal
b. nasal
c. ethmoid
d. sphenoid

C. Ethmoid


324) The mandibular portion of cranial nerve V exits through the _______ and the maxillary portion exits through the _______.
a. jugular foramen, hypoglossal canal
b. foramen ovale, foramen rotundum
c. internal auditory meatus, hypoglossal canal
d. foramen rotundum, jugular foramen

B. foramen Ovale, foramen Rotundum


325) Which hormone is responsible for milk let down?
a. FSH
b. prolactin
c. GH
d. oxytocin

D. oxytocin


326) The lateral rectus muscle is innervated by
a. CN I
b. CN II
d. CN VI



327) The syndesmosis is a type of _________.
a. amphiarthrosis
b. diarthrosis
c. synarthrosis
d. synchondrosis

A. Amphiarthrosis


328) Pain and temperature is a function of which sensory tract?
a. anterior corticospinal
b. lateral spinalthalamic
c. medial leminiscus
d. anterior spinalthalamic

B. lateral spinalthalamic


329) Which of the following is a descending tract that controls respiration?
a. tectospinal
b. reticulospinal
c. spinotectal
d. posterior cerebellar

B. Reticulospinal


330) Light tough and pressure is a function of which ascending tract?
a. spinotectal
b. vestibulospinal
c. anterior spinolthalamic
d. anterior corticospinal

C. anterior spinothalamic


331) All of the following are motor tracts except:
a. spinotectal
b. reticulospinal
c. rubrospinal
d. vestibulospinal

A. spinotectal


332) Decarboxylations are types of functions that use _________.
a. riboflavin
b. thiamine
c. niacin
d. folic acid

B. Thiamine


333) A deficiency of thiamine will cause
a. pallegra
b. beriberi
c. hypoglycemia
d. folic acid deficiency

B. beriberi


334) Tryptophan can make most of our ________ requirements.
a. thiamine
b. niacin
c. riboflavin
d. folic acid

B. niacin


335) Riboflavin and niacin are involved in _______ reactions.
a. decarboxylation
b. transamine
c. oxidative-reduction
d. protein metabolic

C. Oxidative-reduction


336) Strict vegetarians most likely will need to supplement which of the following vitamins?
a. B1
b. B2
c. B5
d. B12

D. B12


337) Which enzyme is responsible for breaking down chylomicrons?
a. lipoprotein lipase
b. Acetyl-Coa
c. NAD
d. FMN

A. lipoprotein lipase


338) Which of the following does not make prostaglandins?
a. linolenic
b. linoleic
c. arachadonic
d. palmitic acid

D. palmitic acid


339) Which non-sponifiable lipid does not contain fatty acids?
a. phospholipid
b. sphingolipid
c. triglyceride
d. cholesterol

D. cholesterol


340) Which end product of beta oxidation will not go to the electron transport chain?
a. NADH+H+
b. FADH2
c. Acetyl-CoA
d. Carnitine

C. Acetyl-CoA


341) ________ is needed to help palmitoyl CoA cross the mitochondrial membrane for beta oxidation to occur.
a. NADH+H+
b. FADH2
c. Acetyl-CoA
d. Carnitine

D. Carnitine


342) Which is not a step in beta oxidation?
a. decarboxylation
b. hydration
c. dehydrogenation
d. thiolytic cleavage

A. Decarboxylation


343) How many carbons does one molecule of Acetyl-CoA have?
a. 1
b. 2
c. 3
d. 4

B. 2


344) 5 Acetyl CoA are formed from the beta oxidation of a 10 carbon fatty acid. Which of the following is true regarding the previous statement?
a. 4 FADH2 will be formed
b. 5 FADH2 will be formed
c. 4 Acetyl CoA must be formed
d. 9 FADH2 will be formed

A. 4 FADH2 will be formed


345) The ________ is directly involved in ketogenesis.
a. stomach
b. liver
c. heart
d. small intestine

B. liver


346) What process will occur when there are too many acetyl-CoA molecules in the liver?
a. glycolysis
b. gluconeogenesis
c. ketogenesis
d. electron transport chain

C. Ketogenesis


347) Which is not a ketone body?
a. carnitine
b. beta hydroxy butarate
c. acetone
d. acetoacetate

A. Carnitine


348) Nonessential amino acids can be made in the body by
a. ketogenesis
b. beta oxidation
c. transamination
d. decarboxylation

C. transamination


349) An excessive amount of ketones in the blood will
a. increase the pH of the blood
b. decrease the pH of the blood
c. will have no effect
d. will predispose one to multiple myeloma

B. Decrease pH of the blood


350) Acetyl Co-A is changed to malonyl CoA by _________ in the production of fatty acids.
a. succinic dehydrogenase
b. transaminase
c. TPP
d. Acetyl CoA carboxylase

D. Acetyl CoA carboxylase


351) Acetyl-CoA is converted to mevalonate by ________ in the biosynthesis of ________.
a. hydroxy methylgluteral CoA regulator, cholesterol
b. citrate, fatty acid
c. NADH, niacin
d. TPP, thiamine

A. Hydroxy methylgluteral CoA regulator, cholesterol


352) The opening of the Eustachian tube is found in the
a. laryngopharynx
b. oropharynx
c. nasopharynx
d. glottis

C. Nasopharynx


353) This type of cartilage is found on the superior part of the arytenoid cartilage?
a. vocal folds
b. corniculate cartilage
c. cuneiform cartilage
d. thyroid cartilage

B Corniculate cartilage


354) Thoracic vertebrae have a spinal canal that is ________ in shape.
a. oval
b. triangular
c. square
d. kidney-shape

A. Oval