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