Physiology Comprehensive Quiz
Test your knowledge on Physiology by answering the questions provided in this quiz.
1.
When a person moves from a supine to a standing position, which of the following compensatory changes occurs?
2.
Which of the following blastocystic cells prompts invasion of the spiral arteries to begin development of the chorionic villus?
3.
Which of the following factors regulates ventilation/perfusion (V/Q) matching in the lungs?
4.
Which of these statements concerning the symport of glucose into cells is true?
5.
Which of the following statements about facilitated diffusion is true?
6.
Extracellular fluid in adults differs from intracellular fluid in that its:
8.
Which of these are a result of mitosis? 1) Repair 2) Growth 3) Gamete production
9.
Which of the following proteins is most likely to be the product of a proto-oncogene?
10.
Which factor is primarily responsible for the generation of the afterload in the heart?
11.
A patient has uncontrolled type 1 diabetes. Which of the following is likely to be present?
12.
In a healthy well-hydrated male weighing 70kg, the volume of distribution of intravenously administered sucrose is about:
13.
Blood group antigens (agglutinogens) are:
14.
Which of the following messengers listed below remains bound to the plasma membrane?
15.
Which of the following cell types produce testosterone in the male?
16.
Which of the following causes rigor in skeletal muscle?
17.
Which of the following is false regarding ejection fraction (EF)?
18.
Which of the following parts of the conduction system of the heart is found within Koch triangle?
19.
If light reflex is present and the accommodation reflex absent, then the lesion is most likely in the:
20.
The structure in the fetus that shunts oxygenated blood from the right atrium to the left atrium is:
21.
The second messengers in the phosphatidyl inositol cascade are:
22.
Which of these apply to exocytosis: 1) Requires energy 2) Requires carrier proteins 3) Requires membrane channels 4) Requires vesicles
24.
Which is responsible for the production of the majority of ATP in skeletal muscle during prolonged aerobic exercise?
25.
Which of the following is best described as an elongated, encapsulated receptor found in the dermal pegs of glabrous skin that is especially abundant on lips and fingertips?
26.
The commonest cell type in the anterior pituitary is:
27.
Which of the following is false regarding cardiac output (CO)?
28.
How many subunits do G proteins have?
30.
Which of the following is false regarding stroke volume (SV)?
31.
The GFR of a 26-year-old man with glomerulonephritis decreases by 50% and remains at that level. For which substance would you expect to find the greatest increase in plasma concentration?
32.
The resting potential of a myelinated nerve fiber is primarily dependent on the concentration gradient of which of the following ions?
33.
A dialysis membrane is selectively permeable, and substances that are smaller than proteins pass through it. If you wanted to use a dialysis machine to remove urea only (small molecule) from blood, what could be used for the dialysis fluid?
34.
Secretion of K+ by the distal tubule is decreased by:
35.
Lipid-soluble molecules diffuse through the ____, small water-soluble molecules diffuse through the ___
36.
Which is false? A person with group A blood:
37.
Which of the following is the site of highest airway resistance?
38.
Which of the following is an example of paracrine regulation?
39.
The rate of diffusion of a substance across the cell membrane is inversely proportional to:
41.
Which of the following has a much lower concentration in the CSF than in cerebral capillary blood?
42.
Which of the following heart chamber pressures is incorrectly matched?
43.
The normal resting cardiac muscle cell is most permeable to:
44.
Which neuroglia are responsible for forming the myelin sheath around axons in the peripheral nervous system?
46.
Which mechanism contributes to the generation of the Frank-Starling mechanism in the heart?
47.
Skeletal muscle is described by all the following EXCEPT?
48.
Which of the following is a heat conserving mechanism?
49.
Dimerization of which of the following hormone receptors is essential for signalling?
50.
Which of the following structures will have the slowest rate of conduction of the cardiac action potential?
51.
Which hormone plays a central role in the regulation of potassium (K+) levels in the body by promoting potassium uptake into cells?
52.
The major source of calcium for contraction of skeletal muscle is:
54.
ICF volume does not change when the intravenous fluid is:
55.
Sodium-glucose cotransport is an example of:
