Navigation » List of Schools » Prince George Community College » Biology » Bio 2050 – Anatomy and Physiology » Fall 2022 » Final Lecture Exam
Below are the questions for the exam with the choices of answers:
Question #1
A somatic sensory
B somatic motor
C visceral sensory
D autonomic motor
Question #2
A False
B True
Question #3
A are composed of PNS structures only.
B are voluntary.
C use preganglionic and postganglionic neurons to innervate skeletal muscle.
D contain autonomic ganglia to house ganglionic neurons.
E function only during sleep.
Question #4
A prefrontal cortex
B premotor cortex
C olfactory bulb
D reticular activating system
Question #5
A True
B False
Question #6
A dendrites.
B myelinated axons.
C axons in the CNS.
D unmyelinated axons.
E axons in the PNS.
Question #7
A False
B True
Question #8
A True
B False
Question #9
A have no known function.
B can migrate to the PNS as needed.
C can only form glial cells.
D can form new neurons throughout the CNS.
E can form new neurons in only certain portions of the CNS such as the hippocampus.
Question #10
A strong and distinct.
B weak and indistinct.
Question #11
A Increased rate of calcium deposition occurs due to high blood calcium levels.
B Increased activity of osteoclasts occurs in response to parathyroid hormone stimulation.
C Increased secretion of sex hormones promotes epiphyseal plate growth.
D Increased absorption of dietary vitamins and minerals strengthens the matrix.
E Increased physical activity causes lengthwise growth in response to bone stress.
Question #12
A Vitamin K
B Vitamin A
C Vitamin D
D Vitamin C
E Vitamin B
Question #13
A False
B True
Question #14
A True
B False
Question #15
A greater
B lesser
Question #16
A steepest and temperature is highest.
B slightest and temperature is highest.
C slightest and temperature is at body temperature.
D steepest and temperature is at body temperature.
E slightest and temperature is lowest.
Question #17
A False
B True
Question #18
A False
B True
Question #19
A cause of the homeostatic imbalance.
B effector and the set point.
C negativity of the feedback.
D multiple side effects of a drug.
Question #20
A False
B True
Question #21
A False
B True
Question #22
A True
B False
Question #23
A voltage-gated K+ channels.
B chemically gated Na+ channels.
C voltage-gated Na+ channels.
D chemically gated K+ channels.
Question #24
A generally contain several hundred fibers.
B contain several motor neurons.
C be much like those in the eye muscles.
D generally contain less than ten fibers.
Question #25
A crossbridges stop forming and muscle elasticity returns the muscle to rest length.
B crossbridges stop forming and muscle extensibility returns the muscle to rest length
C crossbridges form and muscle extensibility returns the muscle to rest length.
D crossbridges form and muscle elasticity returns the muscle to rest length.
Question #26
A ACh receptors open and Ca++ channels on the sarcoplasmic reticulum open.
B ACh receptors close and Ca++ channels on the sarcoplasmic reticulum open.
C ACh receptors open and Ca++ channels on the sarcoplasmic reticulum close.
D ACh receptors close and Ca++ channels on the sarcoplasmic reticulum close.
Question #27
A True
B False
Question #28
A relaxation
B contraction
C latent
Question #29
A does
B does not
Question #30
A in the mitochondria.
B along the sarcolemma and down the T-tubules.
C at the end plate.
D within the sarcoplasmic reticulum.
Question #31
A False
B True
Question #32
A a thick filament pushing an actin filament towards the nearest Z-line.
B an actin molecule pulling a myosin molecule toward the M-line.
C a thin filament shortening in length and thereby shortening the sarcomere.
D a myosin head pulling a thin filament toward the center of the sarcomere.
Question #33
A False
B True
Question #34
A enters through active transport pumps and triggers the release of transmitter.
B exits through voltage-gated channels and triggers transmitter release.
C is released from synaptic vesicles.
D enters through voltage-gated channels and triggers the release of transmitter.
E exits through active transport pumps and brings transmitter with it.
Question #35
A positive charge along the inside of the cell membrane, as potassium rapidly enters.
B positive charge along the inside of the cell membrane, as sodium rapidly enters.
C negative charge along the inside of the cell membrane, as sodium rapidly enters.
D negative charge along the inside of the cell membrane, as potassium rapidly enters.
Question #36
A Acetylcholine
B Norepinephrine
C Acetylcholinesterase
D Serotonin
Question #37
A recruiting a different number of motor units.
B altering the number of crossbridges each individual fiber uses.
C activating different regions of the muscle.
D activating the motor units at a different frequency.
Question #38
A Isometric
B Isotonic
Question #39
A False
B True
Question #40
A extracellular calcium levels fall, calcium is pumped into the myofibril, and tropomyosin slides away from actin.
B calcium enters the myofibril, it detaches from myosin, and the binding sites on myosin become inactive.
C calcium leaves the sarcoplasmic reticulum, and troponin binds calcium and blocks the binding sites on actin.
D sarcoplasm calcium levels fall, calcium is removed from troponin, and tropomyosin blocks binding sites on actin.
Question #41
A conductivity.
B contractility.
C elasticity.
D treppe effect.
E extensibility.
Question #42
A Immediately preceding the detachment of the myosin head.
B Immediately preceding the power stroke.
C Immediately preceding the resetting of the myosin head.
Question #43
A myosin
B actin
C tropomyosin
D troponin
E elastin
Question #44
A responsibility.
B elasticity.
C contractility.
D extensibility.
E conductivity.
Question #45
A by a primary active transport pump.
B by conduction through a gap junction from nerve to muscle.
C through exocytosis when a vesicle fuses with the membrane.
D by rapid diffusion when a voltage-gated ion channel opens for it.
Question #46
A excitability.
B elasticity.
C conductivity.
D extensibility.
E contractility.
Question #47
A frequency
B intensity
C capacitance
D warm up time
Question #48
A True
B False
Question #49
A Return – pivot – attach – detach
B Pivot – attach – return – detach
C Attach – detach – pivot – return
D Pivot – attach – detach – return
E Attach – pivot – detach – return