BIOS 252 EXAM
BIOS 252 EXAM QUESTIONS AND ANSWERS
GRADED A+ LATEST UPDATE.
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 ANS >> 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
,BIOS 252 EXAM
C. Ligand-gated Na+ channels close rapidly
D. Voltage-gated Na+ channels open rapidly
E. Ligand-gated Cl+ channels close rapidly ANS >> D. Voltage-gated Na+ channels
open rapidly.
The attachment of the muscles tendon to the stationary bone is called the
_________? The attachment of the muscle’s other tendon to the movable bone is
called the__________?
A. Origin; action
B. Insertion; action
C. Origin; insertion
D. Stabilizer; mover
E. Insertion; origin ANS >> 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 ANS >> A. Unipennate
Which type of synapse involves the secretion of a neurotransmitter across the
synapse to stimulate the post-synaptic cell?
, BIOS 252 EXAM
A. Mechanical
B. Nominal
C. Electrotonic
D. Processing
E. Chemical ANS >> E. Chemical
Your friend nods 'yeses 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 ANS >> A. First-class lever system
The sarcoplasmic reticulum stores
A. Oxygen
B. Glycogen
C. ATP
D. Calcium ions
E. Glucose ANS >> D. Calcium ions
BIOS 252 EXAM QUESTIONS AND ANSWERS
GRADED A+ LATEST UPDATE.
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 ANS >> 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
,BIOS 252 EXAM
C. Ligand-gated Na+ channels close rapidly
D. Voltage-gated Na+ channels open rapidly
E. Ligand-gated Cl+ channels close rapidly ANS >> D. Voltage-gated Na+ channels
open rapidly.
The attachment of the muscles tendon to the stationary bone is called the
_________? The attachment of the muscle’s other tendon to the movable bone is
called the__________?
A. Origin; action
B. Insertion; action
C. Origin; insertion
D. Stabilizer; mover
E. Insertion; origin ANS >> 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 ANS >> A. Unipennate
Which type of synapse involves the secretion of a neurotransmitter across the
synapse to stimulate the post-synaptic cell?
, BIOS 252 EXAM
A. Mechanical
B. Nominal
C. Electrotonic
D. Processing
E. Chemical ANS >> E. Chemical
Your friend nods 'yeses 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 ANS >> A. First-class lever system
The sarcoplasmic reticulum stores
A. Oxygen
B. Glycogen
C. ATP
D. Calcium ions
E. Glucose ANS >> D. Calcium ions
