Navigation » List of Schools » East Los Angeles College » Physiology » Physiology 001 – Introduction to Human Physiology » Winter 2021 » Lab Exam 1
Below are the questions for the exam with the choices of answers:
Question #1
A flow
B radius
C pressure
D viscosity
Question #2
A increasing temperature
B decreasing calcium concentration
C controlling blood vessel radius
D stimulation by growth hormone
Question #3
A increase in blood viscosity
B vasoconstriction
C vasodilation
D increase in blood vessel length
Question #4
A tunic
B laminar flow
C valve
D lumen
Question #5
A decrease blood flow
B no change in blood flow
C increase blood flow
Question #6
A relative refractory period
B absolute refractory period
C tetani
D wave summation
Question #7
A no change in force of heart contractility
B reduce force of heart contractility
C increase force of heart contractility
Question #8
A AV node
B purkinje fibers
C sinoatrial node
D AV bundle
Question #9
A reduce his heart rate
B increase his heart rate
C no change in his heart rate
Question #10
A decrease heart rate
B increase heart rate
Question #11
A normal levels of insulin from the pancreas
B decreased insulin sensitivity by cells
C increased growth hormone production
D low levels of insulin produced by the pancreas
Question #12
A adenohypophysis
B pheochromocytoma
C goiter
D adenocarcinoma
E basal cell carcinoma
Question #13
A it would cause no change
B it would decrease TSH
C it would increase TSH
Question #14
A Giving the rat exogenous thyroid releasing hormone
B Giving the rat exogenous thyroxine
C Giving the rat exogenous growth hormone
D Giving the rat exogenous thyroid stimulating hormone
Question #15
A Giving the rat exogenous calcitonin
B Giving the rat exogenous thyroid releasing hormone
C Giving the rat exogenous growth hormone
D Giving the rat exogenous aldosterone
Question #16
A stimulates ovarian follicle growth
B stimulates release of aldosterone by pituitary gland
C inhibits the production of thyroxine
D stimulates the release of prolactin by pituitary gland
Question #17
A it stimulates the production of thyroid stimulating hormone
B inhibits the production of thyroid releasing hormone
C it stimulates more production of thyroxine
D inhibits the production of thyroxine
Question #18
A T score
B thermodynamics
C heart rate
D blood pressure
Question #19
A temporal summation
B unfused tetanus
C muscle twitch
D fused tetanus
Question #20
A incomplete tetanus
B muscle tone
C muscle twitch
D complete tetanus
Question #21
A muscle tone
B stimulus threshold
C wave summation
D muscle relaxation
Question #22
A a motor neuron
B the spinal cord and the muscle fibers it innervates
C a motor neuron and all the muscle fibers it innervates
D a sympathetic neuron
E the muscle fibers it innervates
Question #23
A the muscle tension continued to increase exponentially
B the muscle burned
C maximum muscle tension stayed the same
D muscle tension dropped back down to resting muscle tension
Question #24
A the smallest stimulus required to fused tetani
B the smallest stimulus required for a muscle to reach maximum muscle tension
C the highest stimulus required to reach unfused tetani
D smallest stimulus required to induce an action potential on a muscle fiber’s sarcolemma
Question #25
A acetylcholinesterase
B serotonin
C norepinephrine
D epinephrine
E acetylcholine
Question #26
A inhibition period
B relative refractory period
C tetanus
D absolute refractory period
Question #27
A larger axon diameter
B smaller axon diameter
Question #28
A intracellularly
B extracellular = intracellular concentrations
C extracelluarly
Question #29
A influx of sodium ions into the neuron
B efflux of potassium ion out of the neuron
C influx of potassium ions into the neuron
D efflux of sodium ion out of the neuron
Question #30
A myelinated axons
B unmyelinated axons
Question #31
A nodes of Ranvier
B axon hillock
C axon terminal
D synaptic cleft
Question #32
A calcium
B sodium
C potassium
D zinc
Question #33
A Dye A which has a molecular weight of 24.5 g/mol
B Dye B which has a molecular weight of 32.9 g/mol
C Dye D which has a molecular weight of 354.7 g/mol
D Dye C which has a molecular weight of 137.8 g/mol
Question #34
A saturation
B equilibrium
C osmolarity
D osmosis
Question #35
A a solution with the same concentration of solutes compared to the intracellular concentration
B a solution with a higher concentration of solutes compared to the intracellular concentration
C a solution with a lower concentration of solutes compared to the intracellular concentration
D none of the above
Question #36
A high; low
B low; high
C none of the above
Question #37
A water; low; high
B water; high; low
C solute; high; low
D solute; low; high
Question #38
A decreased the rate of diffusion
B no change in rate of diffusion
C increased the temperature of our solution
D increased the rate of diffusion
Question #39
A negative result
B positive result
Question #40
A increased amylase activity
B No answer text provided.
C no change in amylase activity
D reduced amylase activity
Question #41
A lowering the activation energy required for a chemical reaction
B freezing the substrate that binds to that enzyme
C causing water to dissociate
D raising the temperature of a molecule
Question #42
A lipids
B amino acids
C protein
D starch
E maltose
Question #43
A amino acids
B triglycerides
C monosaccharides
D lipids
E nucleic acids
Question #44
A starch
B lipids
C protein
D nucleic acids
E glucose
Question #45
A lipids
B protein
C starch
D DNA
E potassium permanganate
Question #46
A blue-black
B light blue
C red
D pink