Which artery is not part of the cerebral arterial circle?
A) anterior communicating artery
B) anterior cerebral artery
C) posterior communicating artery
D) posterior cerebral artery
E) middle cerebral artery
(
Question 2) The uterine epithelium is broken down by which structure of the blastocyst?
A) allantois
B) cytotrophoblast
C) syncytiotrophoblast
D) blastocoele
E) amnion
(
Question 3) The internal carotid artery branches into the
A) ophthalmic artery and anterior cerebral artery.
B) ophthalmic artery and middle cerebral artery.
C) ophthalmic artery, anterior cerebral and middle cerebral arteries.
D) ophthalmic artery, anterior cerebral, middle cerebral, and posterior cerebral arteries.
E) ophthalmic artery and basilar artery.
(
Question 4) The uterine epithelium is broken down by the enzyme,
A) hyaluronidase.
B) acrosin.
C) urase.
D) proteoglycan.
E) relaxin.
(
Question 5) Which blood vessel enters the brain through the carotid canal?
A) internal carotid artery
B) external carotid artery
C) common carotid artery
D) internal jugular vein
E) carotid sinus
(
Question 6) The inner cellular layer of trophoblast that remains intact inside the blastocyst is termed the
A) morula.
B) cytotrophoblast.
C) synctiotrophoblast.
D) lacunae.
E) amnion.
(
Question 7) An important pulse point in the neck on the lateral sides of the trachea is the
A) internal carotid artery.
B) external carotid artery.
C) common carotid artery.
D) internal jugular vein.
E) external jugular vein.
(
Question 8) Which of the following statements about the first trimester is false?
A) The events that occur during the first trimester are very complex.
B) Only about 40 percent of conceptions survive the first trimester.
C) During this trimester, cleavage, implantation, placentation and embryogenesis occur.
D) The fetus gains the most weight during the first trimester.
E) It consists of 10 developmental weeks.
(
Question 9) The fingers are supplied with blood by the ________ arteries.
A) deep palmar
B) digital
C) superficial palmar
D) plantar
E) dorsalis pedis
(
Question 10) The processes that occur in the embryonic period are
A) cleavage and implantation.
B) cleavage and placentation.
C) implantation and placentation.
D) implantation and embryogenesis.
E) placentation and embryogenesis.
Quick Reply
