BIOS 252 EXAM Questions And Verified Answers,
Latest Update 2026-2027 | Rated A+ | 100% Pass!!
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-classlever system
D. Fourth-class lever system
E. Does not represent a lever system - ANSWER -A. First-class lever
system
In an isometric contraction, the ,uncle develops tension but does not?
A. Shorten
B. Lengthen
C. Expend energy
D. Conduct electrical current
E. Exhibit elasticity - ANSWER -A. Shorten
_________ is the summation of postsynaptic potentials in response to
stimuli that occur at different locations in the membrane of a
postsynaptic cell at the same time
A. Cortical summation
B. Spatial summation
C. Temporal summation
D. Tactile summation
E. Olfactory summation - ANSWER -B. Spatial summation
Which of the following molecules energizes the myosin club-head so
that it can pull the actin molecule?
A. Troponin
B. Tropomyosin
C. Calcium
, D. Potassium
E. ATP - ANSWER -E. ATP
Which of the following is NOT a function of smooth muscle tissue?
A. Altering the diameter of the respiratory passageways
B. Elevating hairs on the arm
C. Blinking the eyelid
D. Moving food materials along the digestive tract
E. Moving urine from the kidneys into the bladder - ANSWER -C.
Blinking the eyelid
Which of the following muscles is the major agonist for plantar-flexion
of the foot
A. Gastrocnemius
B. Tibialis anterior
C. Triceps femoris
D. Inferior rectus
E. Peroneus - ANSWER -A. Gastrocnemius
The sarcoplasmic reticulum stores
A. Oxygen
B. Glycogen
C. ATP
D. Calcium ions
E. Glucose - ANSWER -D. Calcium ions
Latest Update 2026-2027 | Rated A+ | 100% Pass!!
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-classlever system
D. Fourth-class lever system
E. Does not represent a lever system - ANSWER -A. First-class lever
system
In an isometric contraction, the ,uncle develops tension but does not?
A. Shorten
B. Lengthen
C. Expend energy
D. Conduct electrical current
E. Exhibit elasticity - ANSWER -A. Shorten
_________ is the summation of postsynaptic potentials in response to
stimuli that occur at different locations in the membrane of a
postsynaptic cell at the same time
A. Cortical summation
B. Spatial summation
C. Temporal summation
D. Tactile summation
E. Olfactory summation - ANSWER -B. Spatial summation
Which of the following molecules energizes the myosin club-head so
that it can pull the actin molecule?
A. Troponin
B. Tropomyosin
C. Calcium
, D. Potassium
E. ATP - ANSWER -E. ATP
Which of the following is NOT a function of smooth muscle tissue?
A. Altering the diameter of the respiratory passageways
B. Elevating hairs on the arm
C. Blinking the eyelid
D. Moving food materials along the digestive tract
E. Moving urine from the kidneys into the bladder - ANSWER -C.
Blinking the eyelid
Which of the following muscles is the major agonist for plantar-flexion
of the foot
A. Gastrocnemius
B. Tibialis anterior
C. Triceps femoris
D. Inferior rectus
E. Peroneus - ANSWER -A. Gastrocnemius
The sarcoplasmic reticulum stores
A. Oxygen
B. Glycogen
C. ATP
D. Calcium ions
E. Glucose - ANSWER -D. Calcium ions
