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