BIOS 252 COMPREHENSIVE EXAMINATION
TEST QUESTIONS AND SOLUTIONS FULLY
VERIFIED
●● Which of the following event will occur when depolarizing graded
potential's reach the membrane of the axon Hillock, causing its
membrane potential to reach threshold?
A. Ligand-gated Ca++ channels close rapidly
B. Voltage-gated Ca++ channels open rapidly
C. Ligand-gated Na+ channels close rapidly
D. Voltage-gated Na+ channels open rapidly
E. Ligand-gated Cl+ channels close rapidly
Answer: D. Voltage-gated Na+ channels open rapidly.
●● The attachment of the muscles tendon to the stationary bone is called
the _________? ; The attachment of the muscles other tendon to the
movable bone is called the__________?
A. Origin ; action
B. Insertion ; action
C. Origin ; insertion
D. Stabilizer ; mover
,E. Insertion ; origin
Answer: C. Origin ; Insertion
●● Which of the following fascicular arrangements would best be
described as fascicles arranged on only one side of the tendon?
A. Unipennate
B. Bipennate
C. Fusiform
D. Circular
E. Multipennate
Answer: A. Unipennate
●● Which type of synapse involves the secretion of a neurotransmitter
across the synapse to stimulate the post-synaptic cell?
A. Mechanical
B. Nominal
C. Electrotonic
D. Processing
E. Chemical
Answer: E. Chemical
, ●● Your friend nods 'yes' to you, going through flexion, extension, and
hyper extension in their enthusiastic response. This movement at the
fulcrum represents a
A. First-class lever system
B. Second-class lever system
C. Third-class lever system
D. Fourth-class lever system
E. Does not represent a lever system
Answer: A. First-class lever system
●● The sarcoplasmic reticulum stores
A. Oxygen
B. Glycogen
C. ATP
D. Calcium ions
E. Glucose
Answer: D. Calcium ions
●● Which of the following is NOT a function of smooth muscle tissue?
A. Altering the diameter of the respiratory passageways
TEST QUESTIONS AND SOLUTIONS FULLY
VERIFIED
●● Which of the following event will occur when depolarizing graded
potential's reach the membrane of the axon Hillock, causing its
membrane potential to reach threshold?
A. Ligand-gated Ca++ channels close rapidly
B. Voltage-gated Ca++ channels open rapidly
C. Ligand-gated Na+ channels close rapidly
D. Voltage-gated Na+ channels open rapidly
E. Ligand-gated Cl+ channels close rapidly
Answer: D. Voltage-gated Na+ channels open rapidly.
●● The attachment of the muscles tendon to the stationary bone is called
the _________? ; The attachment of the muscles other tendon to the
movable bone is called the__________?
A. Origin ; action
B. Insertion ; action
C. Origin ; insertion
D. Stabilizer ; mover
,E. Insertion ; origin
Answer: C. Origin ; Insertion
●● Which of the following fascicular arrangements would best be
described as fascicles arranged on only one side of the tendon?
A. Unipennate
B. Bipennate
C. Fusiform
D. Circular
E. Multipennate
Answer: A. Unipennate
●● Which type of synapse involves the secretion of a neurotransmitter
across the synapse to stimulate the post-synaptic cell?
A. Mechanical
B. Nominal
C. Electrotonic
D. Processing
E. Chemical
Answer: E. Chemical
, ●● Your friend nods 'yes' to you, going through flexion, extension, and
hyper extension in their enthusiastic response. This movement at the
fulcrum represents a
A. First-class lever system
B. Second-class lever system
C. Third-class lever system
D. Fourth-class lever system
E. Does not represent a lever system
Answer: A. First-class lever system
●● The sarcoplasmic reticulum stores
A. Oxygen
B. Glycogen
C. ATP
D. Calcium ions
E. Glucose
Answer: D. Calcium ions
●● Which of the following is NOT a function of smooth muscle tissue?
A. Altering the diameter of the respiratory passageways
