BIOS 252 Exam Questions with 100%
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Which of the following are functions of various neuroglial cells
A. Forming myelin sheaths on axons
B. Secreting cerebrospinal fluid
C. Transmitting electrical impulses to the spinal cord
D. Storing episodic memories
E. Acting as phagocytes - Correct answer- A. Forming myelin sheaths on axons, B.
Secreting cerebrospinal fluid, E. Acting as phagocytes
During active muscle contraction, the myosin heads will bind to which protein?
A. Dystrophin
B. Actin
C. Titan
D. Troponin
E. Tropomyosin - Correct answer- B. Actin
Which of the following glial cells are NOT found in the Central Nervous System?
A. Astrocytes
B. Schwann cells
C. Oligodendrocytes
D. Ependymal cells
E. Microglial cells - Correct answer- B. Schwann cells
Which of the following would increase the conduction velocity of an action potential?
, A. Myelin sheath covering the axon
B. Colder temperatures
C. Longer axon length
D. Increased intensity of the action potential
E. Higher (less negative) resting membrane potential - Correct answer- A. Myelin
sheath covering the axon
Which of the following is described as the most important function of the Reticular
Activating System (RAS)?
A. Coordination of fine motor movement and balance
B. Maintenance of consciousness
C. Visual processing
D. Formation of speech motor patterns
E. Linking psychological states to psychological states - Correct answer- B.
Maintenance of consciousness
The term posterior means
A. Nearer to or at the front of the body
B. Nearer to or at the back of the body
C. Further from the attachment of a limb
D. Nearer front he attachment of the limb
E. Away from the surface of the body - Correct answer- B. Nearer to or at the back of
the body
Which plane of the body can best be described as diving the body or organ into superior
and inferior portions?
A. Transverse plane
B. Oblique plane
C. Frontal plane
Accurate Answers Latest Versions 2025 Top
Rated A+
Which of the following are functions of various neuroglial cells
A. Forming myelin sheaths on axons
B. Secreting cerebrospinal fluid
C. Transmitting electrical impulses to the spinal cord
D. Storing episodic memories
E. Acting as phagocytes - Correct answer- A. Forming myelin sheaths on axons, B.
Secreting cerebrospinal fluid, E. Acting as phagocytes
During active muscle contraction, the myosin heads will bind to which protein?
A. Dystrophin
B. Actin
C. Titan
D. Troponin
E. Tropomyosin - Correct answer- B. Actin
Which of the following glial cells are NOT found in the Central Nervous System?
A. Astrocytes
B. Schwann cells
C. Oligodendrocytes
D. Ependymal cells
E. Microglial cells - Correct answer- B. Schwann cells
Which of the following would increase the conduction velocity of an action potential?
, A. Myelin sheath covering the axon
B. Colder temperatures
C. Longer axon length
D. Increased intensity of the action potential
E. Higher (less negative) resting membrane potential - Correct answer- A. Myelin
sheath covering the axon
Which of the following is described as the most important function of the Reticular
Activating System (RAS)?
A. Coordination of fine motor movement and balance
B. Maintenance of consciousness
C. Visual processing
D. Formation of speech motor patterns
E. Linking psychological states to psychological states - Correct answer- B.
Maintenance of consciousness
The term posterior means
A. Nearer to or at the front of the body
B. Nearer to or at the back of the body
C. Further from the attachment of a limb
D. Nearer front he attachment of the limb
E. Away from the surface of the body - Correct answer- B. Nearer to or at the back of
the body
Which plane of the body can best be described as diving the body or organ into superior
and inferior portions?
A. Transverse plane
B. Oblique plane
C. Frontal plane
