BIOS 252 COMP EXAM QUESTIONS AND
ANSWERS 100% VERIFIED.
When compared to a classic lever system, the synovial joints of our Musculoskeletal
system play the role of the _________?
A. Weight
B. Force
C. Fulcrum
D. Lever
E. Resistance - correct answer. C. Fulcrum.
When compared to a classic lever system, the synovial joints of our Musculoskeletal
system play the role of the _________?
A. Weight
B. Force
C. Fulcrum
D. Lever
E. Resistance - correct answer. C. Fulcrum.
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 - correct answer. D. Voltage-gated Na+
channels open rapidly.
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 - correct 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 - correct answer. C. Origin ; Insertion
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 - correct 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 - correct answer. A. Unipennate
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 - correct 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 - correct answer. E. Chemical
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 - correct 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 - correct answer. A. First-class lever system
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 - correct answer. A. First-class lever system
The sarcoplasmic reticulum stores
A. Oxygen
B. Glycogen
C. ATP
D. Calcium ions
E. Glucose - correct answer. D. Calcium ions
The sarcoplasmic reticulum stores
A. Oxygen
B. Glycogen
ANSWERS 100% VERIFIED.
When compared to a classic lever system, the synovial joints of our Musculoskeletal
system play the role of the _________?
A. Weight
B. Force
C. Fulcrum
D. Lever
E. Resistance - correct answer. C. Fulcrum.
When compared to a classic lever system, the synovial joints of our Musculoskeletal
system play the role of the _________?
A. Weight
B. Force
C. Fulcrum
D. Lever
E. Resistance - correct answer. C. Fulcrum.
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 - correct answer. D. Voltage-gated Na+
channels open rapidly.
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 - correct 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 - correct answer. C. Origin ; Insertion
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 - correct 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 - correct answer. A. Unipennate
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 - correct 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 - correct answer. E. Chemical
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 - correct 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 - correct answer. A. First-class lever system
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 - correct answer. A. First-class lever system
The sarcoplasmic reticulum stores
A. Oxygen
B. Glycogen
C. ATP
D. Calcium ions
E. Glucose - correct answer. D. Calcium ions
The sarcoplasmic reticulum stores
A. Oxygen
B. Glycogen
