Navigation » List of Schools » East Los Angeles College » Physiology » Physiology 001 – Introduction to Human Physiology » Winter 2021 » Lecture Exam 3
Below are the questions for the exam with the choices of answers:
Question #1
A Increased sympathetic stimulation
B Increased blood volume
C Increased activity of the skeletal muscle pump
D Increased venous return
E Increased parasympathetic stimulation
Question #2
A Decrease heart rate
B Increase heart rate
C Increase total peripheral resistance (TPR)
D Increase stroke volume
E Decrease stroke volume
Question #3
A feeding the children foods with more lipid content.
B feeding the children foods with a high proportion of cellulose and other indigestible carbohydrates.
C making the children sit on the toilet until they defecate at least once a day.
D avoiding foods that can lead to accumulation of toxins in feces.
E avoiding milk, the children may be lactose intolerant.
Question #4
A The presence of fatty acids in the duodenum stimulates the secretion of gastrin, which in turn stimulates bile synthesis in the gallbladder.
B The presence of fatty acids in the stomach stimulates the secretion of secretin, whichinhibits motility of the large intestine.
C The presence of fatty acids in the duodenum stimulates the secretion of secretin, which in turn stimulates contraction of the gallbladder.
D The presence of fatty acids in the duodenum stimulates the secretion of CCK, which in turn stimulates secretion of pancreatic enzymes.
E The presence of fatty acids in the duodenum stimulates emptying of the stomach.
Question #5
A FALSE
B TRUE
Question #6
A TRUE
B FALSE
Question #7
A TRUE
B FALSE
Question #8
A Acetylcholine
B Somatostatin
C Histamine, Gastrin and Acetylcholine
D CCK
E Gastrin
F Histamine
Question #9
A It emulsifies lipids.
B It catalyzes the breakdown of triglycerides into monoglycerides and free fatty acids.
C It is mainly produced in the liver, and secreted into the small intestine.
D It is secreted by the endocrine pancreas.
E It is produced in the exocrine pancreas, and catalyzes the degradation of chylomicrons into proteins and fats.
Question #10
A TRUE
B FALSE
Question #11
A Lactose intolerance results from an insufficiency of the enzyme amylase.
B Digestible polysaccharides are broken down into the monosaccharides glucose, galactose, and fructose, which can be absorbed.
C Carbohydrate digestion begins in the stomach.
D Sucrose is the main form of carbohydrate that can be absorbed by active transport across the intestinal epithelium.
E Cellulose from plants is a polymer of glucose that can be easily digested and absorbed by the human GI tract.
Question #12
A FALSE
B TRUE
Question #13
A TRUE
B FALSE
Question #14
A peristalsis.
B segmentation.
C mass movement.
D distension.
E eccentric.
Question #15
A glycogen.
B ferritin.
C hemochromatosis.
D transferrin.
E myoglobin.
Question #16
A The lower esophageal sphincter relaxes.
B Respiration is inhibited.
C The upper esophageal sphincter relaxes.
D The pyloric sphincter relaxes.
E The glottis closes.
Question #17
A FALSE
B TRUE
Question #18
A TRUE
B FALSE
Question #19
A a specific antigen-binding site formed by heavy and light chains.
B gamma immunoglobulin only.
C a hypervariable region of immunoglobulin DNA.
D the heavy immunoglobulin chain only.
E the light immunoglobulin chain only.
Question #20
A They may cause a host cell to become cancerous.
B They may have genetic information in the form of RNA.
C They require a host cell in order to reproduce themselves.
D They may reside in a host cell for years without killing it.
E They consist of a nucleic acid surrounded by a carbohydrate shell.
Question #21
A FALSE
B TRUE
Question #22
A FALSE
B TRUE
Question #23
A Immediate hypersensitivity
B Immune-complex hypersensitivity
C Cytotoxic hypersensitivity
D Delayed hypersensitivity
Question #24
A T cells.
B cytokines.
C macrophages.
D monocytes.
E memory cells.
Question #25
A An Rh-positive fetus may be at risk if its mother is Rh-negative.
B An Rh-negative fetus may be at risk if its mother is Rh-positive.
C A fetus with type B blood may be at risk if its mother has type O blood.
D The risk to anRh-positive fetus of an Rh-negative mother is lessened if she haspreviously carried anRh-negative fetus.
E The greatest risk to a fetus occurs when both mother and fetus are Rh-positive.
Question #26
A Colony-stimulating factors
B Type 1 interferons
C Antibodies
D Type 2 interferons
E Interleukin 2
Question #27
A The thymus secretes protein hormones, collectively called thymopoietins.
B The tonsils contain lymphocytes, macrophages, and dendritic cells that respond to microbes in food.
C Large numbers of macrophages and lymphocytes are found in the lymph nodes and spleen.
D Once a lymphocyte reaches a secondary lymphoid organ, it remains there for its lifetime.
E The primary lymphoid organs are the bone marrow and thymus.
Question #28
A FALSE
B TRUE
Question #29
A Respiratory alkalosis
B Respiratory acidosis
C Metabolic acidosis
D Metabolic alkalosis
E Increased blood P CO2
Question #30
A Iron-deficiency anemia
B Breathing air with increased PCO2
C Lower than normal arterial PCO2
D Breathing carbon monoxide
E Higher than normal arterial pH
Question #31
A TRUE
B FALSE
Question #32
A FALSE
B TRUE
Question #33
A TRUE
B FALSE
Question #34
A FALSE
B TRUE
Question #35
A Bound to hemoglobin
B As carbonic anhydrase
C As dissolved HCO 3 –
D As dissolved CO 2
E AsH 2CO 3
Question #36
A sympathetic; contraction; increase
B motor; contraction; increase
C parasympathetic; contraction; decrease
D motor; contraction; decrease
E sympathetic; relaxation; increase
Question #37
A No change from sea level, as long as we breathe in the same volume of air.
B Alveolar PO 2 decreases.
C Alveolar PO 2 increases.
Question #38
A TRUE
B FALSE
Question #39
A TRUE
B FALSE
Question #40
A Some backflow of blood into the aorta during ventricular diastole
B Some backflow of blood into the left ventricle during ventricular ejection
C Some backflow of blood into the left atrium during ventricular systole
D Some backflow of blood into the aorta during ventricular ejection
E Some backflow of blood into the left ventricle during ventricular diastole
Question #41
A More fluid than usual will flow out of the capillary based on the osmotic pressure.
B More fluid than usual will flow out of the capillary based on the hydrostatic pressure.
C Less fluid than usual will flow out of the capillary based on the hydrostatic pressure.
D Less fluid than usual will flow out of the capillary based on the osmotic pressure.
Question #42
A Cholinergic antagonist
B A drug that increasesL-type Ca 2+ channel currents
C Beta-adrenergic receptor antagonists
D Alpha-adrenergic receptor agonists
E A drug that increases T-type Ca 2+ channel currents
Question #43
A FALSE
B TRUE
Question #44
A TRUE
B FALSE
Question #45
A TRUE
B FALSE
Question #46
A the abdominal organs.
B the heart.
C the skin.
D the skeletal muscles
E the brain.
Question #47
A Plasminogen is an inactive precursor of the enzyme plasmin.
B It involves aggregation of soluble fibrin fragments into fibrin.
C Activation of the reactions that lead to blood clotting ultimately lead to blood clot dissolution.
D Tissue plasminogen activator (t-PA) is secreted by endothelial cells.
E Blood clots are digested by plasmin.
Question #48
A Total peripheral resistance
B Heart rate
C Cardiac output
D Hydrostatic pressure in the capillaries
E Mean arterial pressure
Question #49
A TRUE
B FALSE
Question #50
A TRUE
B FALSE
Question #51
A Internal bleeding
B Lung disease
C Kidney disease
D Dietary vitamin B12 deficiency
E Dietary iron deficiency
Question #52
A gap junctions.
B coronary vessels.
C valves.
D interneurons.
E desmosomes.