2013 anatomy

Question 1

What happens in the early stages of cleavage?

Answer 1

A. Increase in the number of cells

Question 2

What type of epithelia is present in the esophagus?
A. Pseudostratified ciliated
B. Stratified squamous

Answer 2

B. Stratified squamous

Question 3

What is the function of osteoblasts?
A. Bone resorption
B. Collagen secretion

Answer 3

B. Collagen secretion

Question 4

Which part of the placental membrane is in direct contact with the maternal blood?
A. Syncytiotrophoblast
B. Fetal endothelia

Answer 4

A. Syncytiotrophoblast

Question 5

Which type of collagen is mainly present in hyaline cartilage?

Answer 5

Type II collagen

Question 6

What is the function of an extensor muscle?

Answer 6

Increasing the angle at a joint

Question 7

What provides the motor innervation to sternocleidomastoid muscle?
A. C2-C3
B. Spinal Accessory nerve

Answer 7

B. Spinal Accessory nerve

Question 8

Which nerve supplies the muscles that developed from the 2nd pharyngeal arch?
A. Trigeminal nerve
B. Accessory nerve
C. Facial nerve

Answer 8

C. Facial nerve

Question 9

What blood cell is considered an agranulocyte?

Answer 9

Lymphocyte

Question 10

Which brain lobes are separated by the lateral fissure?
A. Parietal and occipital lobes
B. Temporal and frontal lobes

Answer 10

B. Temporal and frontal lobes

Question 11

Which cells are responsible for repairing nerve damage?
A. Schwann cells
B. Astrocytes

Answer 11

A. Schwann cells

Question 12

Which of the following carries exclusively sensory innervation to the trunk?
A.  Dorsal rami 
B.  Ventral rami 
C.  Dorsal root
D.  Ventral root

Answer 12

C. Dorsal root

Question 13

Which of the following nerves provides sensory innervation to the face?
A. Trigeminal nerve
B. Facial nerve

Answer 13

A. Trigeminal nerve

Question 14

Sodium valproate is an antiepileptic that was prescribed to a pregnant woman at the 12th gestational month taking into consideration the risk-to-benefit ratio. What congenital defect can be caused by this drug?
A.  Neural tube defects
B.  Liver problems
C.  Intestinal problems
D.  Renal problems

Answer 14

A. Neural tube defects

Question 15

What is the location of preganglionic fibers in the sympathetic nervous system?
A. Posterior horn of the gray matter
B. Lateral horn of the gray matter
C. Anterior horn of the gray matter

Answer 15

B. Lateral horn of the gray matter

Question 16

What type of joints is present in intervertebral discs?
A.  Gomphoses
B.  Symphyses
C.  Synchondroses
D.  Sutures

Answer 16

B. Symphyses

Question 17

Which cell is a component of the blood-brain-barrier?
A.  Ependymal cells
B.  Satellite cells
C.  Astrocytes
D.  Oligodendrocytes

Answer 17

C. Astrocytes

Question 18

Which layer of the scalp contains most of the blood vessels?
A.  Loose connective tissue
B.  Aponeurosis
C.  Skin
D.  Dense connective tissue

Answer 18

D. Dense connective tissue

Question 19

Which of the following represents the lateral limit of the neck?
A. Alar fascia
B. Pretracheal layer
C. Carotid sheath

Answer 19

C. Carotid sheath

Question 20

Which of the following is considered a cell-matrix junction (connects the cell to the extracellular matrix?)
A. Tight junction
B. Hemi-desmosome

Answer 20

B. Hemi-desmosome

Question 21

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

Answer 21

B. Hemi-desmosome