MMED1007 QUESTIONS & ANSWERS
What is the purpose of fixing tissue? - Answers -To prevent tissue breakdown by
microorganisms and endogenous enzymes
Resolution is defined as: - Answers -The minimum distance over which two objects can
be distinguished from a single object
Going from smallest to largest, which of the following has the items in the correct order?
- Answers -Molecules, organelles, cells, tissues, organs
Which of the following organelles are bounded by one or more phospholipid
membranes? - Answers -Endosomes, lysosomes and Golgi apparatus
Smooth muscle cells have lengths that range from (and to): - Answers -From 0.1mm to
1mm
Which of the following is incorrect about smooth muscle cells? - Answers -Smooth
muscle cells usually contract faster than striated muscle cells
Which of the following is true about all nerve cells in the human body - Answers -All
nerve cells can release one or more neurotransmitters
Which of the following is FALSE about the bladder epithelium? - Answers -The cells on
the luminal surface of the bladder epithelium are columnar in shape
Which is true about the lamina propria? - Answers -It contains numerous lymphocytes
Starting at the end nearest the mouth (proximal) and progressing distally, which is the
correct order of organs of the gastrointestinal tract: - Answers -Oesophagus, stomach,
small intestine, colon
Which of the following is NOT a role for hepatocytes: - Answers -Production of
digestive amylase
The crypts of Lieberkuhn are NOT burial places for suspected vampires in an obscure
part of Eastern Europe. They are best described as: - Answers -Glandular structures at
the base of the villi, located within the mucosa
Which is the correct order of filtrate flow in the kidney corpuscles and tubules? -
Answers -Bowman's capsule, proximal convoluted tubules, distal convoluted tubules,
collecting ducts
Which cells in the kidney produce renin? - Answers -Juxtaglomerular cells
, External urethral sphincter is exclusively innervated by: - Answers -Somatic pudendal
nerves
The ureters have several basic layers of tissue. Which is the correct order of these
layers starting at the luminal surface? - Answers -Urothelium, lamina propria,
muscularis, adventitia
What is the approximate surface area of the respiratory exchange airways in a healthy
adult human? - Answers -60-75 square metres
The lungs are highly distensible and can be readily stretched by forces applied to their
surface. When these forces are removed, the lung "recoils". What is the major
component of the lung tissue that causes this distensibility and recoil? - Answers -
Elastin fibres
The walls of the larger airways are stiffened by which material? - Answers -Hyaline
cartilage
Which structures are always located at the bottom of cilia? - Answers -Basal bodies
Parathyroid hormone is synthesised in: - Answers -Principal cells
Which of the thyroid hormones (T) listed has the greatest biological activity? - Answers
-T3
Aldosterone is mainly synthesised and secreted by: - Answers -Zona glomerulosa
A tumour causing the corticotrophs of the anterior pituitary to be more active would
cause high blood levels mainly of: - Answers -Corticosteroids
In erythrocytes, the protein spectrin provides the cell with the ability to: - Answers -
Change shape
Which one of the following statements is CORRECT? - Answers -Neutrophils are also
known as polymorphonuclear leukocytes
Choose the path that a red blood cell takes through the listed blood vessels, if it started
from the left ventricle and ended in the right atrium? - Answers -Elastic artery, muscular
artery, arteriole, capillary, venule, medium-sized vein, large vein
Which type of blood vessel often has both circularly and longitudinally oriented smooth
muscle? - Answers -Large veins
Which heart structure receives blood from the pulmonary veins? - Answers -Left atrium
What is the purpose of fixing tissue? - Answers -To prevent tissue breakdown by
microorganisms and endogenous enzymes
Resolution is defined as: - Answers -The minimum distance over which two objects can
be distinguished from a single object
Going from smallest to largest, which of the following has the items in the correct order?
- Answers -Molecules, organelles, cells, tissues, organs
Which of the following organelles are bounded by one or more phospholipid
membranes? - Answers -Endosomes, lysosomes and Golgi apparatus
Smooth muscle cells have lengths that range from (and to): - Answers -From 0.1mm to
1mm
Which of the following is incorrect about smooth muscle cells? - Answers -Smooth
muscle cells usually contract faster than striated muscle cells
Which of the following is true about all nerve cells in the human body - Answers -All
nerve cells can release one or more neurotransmitters
Which of the following is FALSE about the bladder epithelium? - Answers -The cells on
the luminal surface of the bladder epithelium are columnar in shape
Which is true about the lamina propria? - Answers -It contains numerous lymphocytes
Starting at the end nearest the mouth (proximal) and progressing distally, which is the
correct order of organs of the gastrointestinal tract: - Answers -Oesophagus, stomach,
small intestine, colon
Which of the following is NOT a role for hepatocytes: - Answers -Production of
digestive amylase
The crypts of Lieberkuhn are NOT burial places for suspected vampires in an obscure
part of Eastern Europe. They are best described as: - Answers -Glandular structures at
the base of the villi, located within the mucosa
Which is the correct order of filtrate flow in the kidney corpuscles and tubules? -
Answers -Bowman's capsule, proximal convoluted tubules, distal convoluted tubules,
collecting ducts
Which cells in the kidney produce renin? - Answers -Juxtaglomerular cells
, External urethral sphincter is exclusively innervated by: - Answers -Somatic pudendal
nerves
The ureters have several basic layers of tissue. Which is the correct order of these
layers starting at the luminal surface? - Answers -Urothelium, lamina propria,
muscularis, adventitia
What is the approximate surface area of the respiratory exchange airways in a healthy
adult human? - Answers -60-75 square metres
The lungs are highly distensible and can be readily stretched by forces applied to their
surface. When these forces are removed, the lung "recoils". What is the major
component of the lung tissue that causes this distensibility and recoil? - Answers -
Elastin fibres
The walls of the larger airways are stiffened by which material? - Answers -Hyaline
cartilage
Which structures are always located at the bottom of cilia? - Answers -Basal bodies
Parathyroid hormone is synthesised in: - Answers -Principal cells
Which of the thyroid hormones (T) listed has the greatest biological activity? - Answers
-T3
Aldosterone is mainly synthesised and secreted by: - Answers -Zona glomerulosa
A tumour causing the corticotrophs of the anterior pituitary to be more active would
cause high blood levels mainly of: - Answers -Corticosteroids
In erythrocytes, the protein spectrin provides the cell with the ability to: - Answers -
Change shape
Which one of the following statements is CORRECT? - Answers -Neutrophils are also
known as polymorphonuclear leukocytes
Choose the path that a red blood cell takes through the listed blood vessels, if it started
from the left ventricle and ended in the right atrium? - Answers -Elastic artery, muscular
artery, arteriole, capillary, venule, medium-sized vein, large vein
Which type of blood vessel often has both circularly and longitudinally oriented smooth
muscle? - Answers -Large veins
Which heart structure receives blood from the pulmonary veins? - Answers -Left atrium
