BIOS 252 COMP EXAM with correct
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detailed answers |
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.
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 |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
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detailed answers |
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.
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 |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
