2015 anatomy

Question 1

What defines a “motor unit”?
A) Any muscle cell innervated by neuron
B) Muscle cells innervated by the same neuron
C) Muscle cell innervated by many neurons

Answer 1

B) Muscle cells innervated by the same neuron

Question 2

Which of the following structures is cord-like?
A) Tendon
B) Raphe
C) Fusiform

Answer 2

A) Tendon

Question 3

Which of the following cell differentiates in tissue?
A) Monocyte
B) Basophil

Answer 3

A) Monocyte

Question 4

What causes Mesoderm differentiation in an embryo?
A) FGF8
B) TGF

Answer 4

A) FGF8

Question 5

A person got a black eye because of a fight. What is the anatomical reason for this?
A) Frontalis muscle isn’t attached to the frontal bone
B) Loose areolar CT allows it to flow anteriorly

Answer 5

A) Frontalis muscle isn’t attached to the frontal bone

Question 6

Which of the following develop from neural crest? 
A) Bones of the skull
B) Bones of the lower extremities
C) Epithelia of the respiratory track 
D) Epithelia of the urinary bladder

Answer 6

A) Bones of the skull

Question 7

What is an example of columnar epithelium?

Answer 7

Gallbladder

Question 8

A sebaceous gland is considered as which type of gland?

Answer 8

Holocrine gland

Question 9

A couple of chondrocytes are surrounded by dark staining material. What could this structure be?

Answer 9

Territorial matrix (around isogenous nests)

Question 10

Which of the following events cause an internal branchial fistula?

Answer 10

Rupture of membranes between 2nd pouch and cleft

Question 11

Which nerve responsible for sensing the angle of the mandible?

Answer 11

Greater auricular nerve

Question 12

An old patient experiencing pain at the parotid gland, what is the reason of this?
A) Unyielding nature of prevertebral layer
B) Unyielding nature of investing layer
C) Unyielding nature of pretracheal layer

Answer 12

B) Unyielding nature of investing layer

Question 13

What type of tissue makes up the stroma of a lymphoid organ? 
A) Reticular tissue
B) Connective tissue 
C) Dense regular
D) Loose areolar

Answer 13

A) Reticular tissue

Question 14

What protein molecules are included in microvilli?
A) Villin & Spectrin
B) Erzin&Fimbrin

Answer 14

A) Villin & Spectrin

Question 15

What characterizes the resulting gametes of non-disjuncion in meiosis 1? 
A) Monosomy, trisomy
B) Disomy, trisomy
C) Disomy, monosomy 
D) Monosomy only

Answer 15

A) Monosomy, trisomy

Question 16

Where are pyramidal cells found?
A) Cerebellum
B) Cerebrum

Answer 16

B) Cerebrum

Question 17

Hyaline cartilage is made up of primarily which type of collagen? 
A) Type1
B) Type2 
C) Type3 
D) Type4

Answer 17

B) Type2

Question 18

Which type of cell occupies the lacunae in bone tissue?
A) Osteoblasts
B) Osteocytes
C) Osteoclasts

Answer 18

B) Osteocytes

Question 19

Which of the following is a characteristic of mucous cells?

Answer 19

They have a flattened basal nucleus

Question 20

For what purpose a doctor prescribes folic acid supplements during pregnancy?

Answer 20

To prevent neural tube defects

Question 21

Adhering junctions are composed of which of the following?

Answer 21

Actin filaments

Question 22

Dysfunction of which type of collagen causes EDS?

Answer 22

Type III

Question 23

At Which vertebral level does the aorta pass through the diaphragm?

Answer 23

T12

Question 24

Which plane passes through L1?

Answer 24

Transpyloric

Question 25

Which cells provide insulation in the PNS?

Answer 25

Schwaan cells

Question 26

Which of the following is an example of bipennate muscles?

Answer 26

Rectus femoris

Question 27

Which two lobes are separated by the lateral fissure?

Answer 27

Temporal and parietal

Question 28

Which term is synonymous with frontal when discussing CNS?

Answer 28

rostral

Question 29

Which of the following is associated with the third ventricle?

Answer 29

Thalamus

Question 30

Arachnoid villus is associated with which process?

Answer 30

Drainage of CFS