BMS Exam 4 with verified solutions
Epithelial |cells |of |the |alveoli |are |covered |by |a |layer |of |water |that |does |what |to |surface |tension? |-
|correct |answer |-Increases
Damage |to |the |lower |motor |neurons |of |C3, |C4 |and |C5 |(Phrenic |nerve) |has |what |effect? |- |correct
|answer |-Paralysis |of |the |diaphragm
T |or |F: |Elastic |recoil |of |the |lungs |to |their |original |volume |is |an |active |process |- |correct |answer |-
False
What |is |the |function |of |the |type |I |pneumocytes? |- |correct |answer |-Responsible |for |gas |exchange
|that |takes |place |in |the |alveoli
By |decreasing |the |surface |tension, |surfactant |(detergent): |- |correct |answer |-increases |lung
|compliance |and |decreases |lung |elastic |recoil
When |the |shape |of |a |curve |is |sigmoidal |this |indicates |what? |- |correct |answer |-Cooperative |binding
Oxygen |moves |from |the |_____________ |to |the |________________, |which |is |from |high
|concentration |to |low |concentration |- |correct |answer |-Alveoli, |pulmonary |capillaries
The |atmospheric |pressure |in |Fort |Collins |is |approximately |630 |mmHg. |You |would |expect |the
|atmospheric |pressure |in |Death |Valley, |which |is |below |sea |level, |to |be? |- |correct |answer |-greater
|than |630 |mmHg
The |escape |of |carbon |dioxide |and |resulting |flatness |of |your |beverage |when |opening |a |nice |cold
|"soda" |is |an |example |of? |- |correct |answer |-Henry's |Law
T |or |F: |With |decreased |carbon |dioxide |in |the |blood, |the |oxygen |dissociation |curve |would |shift |to
|the |left. |- |correct |answer |-True
, In |tissues, |CO2 |will |get |converted |into |___________ |through |carbonic |anhydrase. |In |the |lungs, |the
|carbonic |anhydrase |coverts |that |into |_____________ |which |then |diffuses |into |the |lungs. |- |correct
|answer |-H+ |and |HCO3-, |H2O |and |CO2
While |climbing |a |14er, |you |realize |that |the |urge |to |breath |has |increased. |What |compound |is
|responsible |for |driving |a |circuit |to |activate |LMNs |innervating |the |diaphragm? |- |correct |answer |-H+
Chemoreceptors |in |the |periphery |that |monitor |oxygen |and |carbon |dioxide |are |located |in? |- |correct
|answer |-Carotid |body |and |Aortic |body
About |70% |(most) |of |the |carbon |dioxide |in |the |blood |is |transported |as? |- |correct |answer |-HCO3-
The |three |major |functions |of |the |renal |system |are? |- |correct |answer |-Regulate |blood |pH, |Regulate
|salt |and |water |balance, |and |Remove |nitrogenous |waste
What |is |the |correct |order |of |blood |flow |through |the |renal |corpuscle? |- |correct |answer |-Afferent
|arteriole, |glomerulus, |efferent |arteriole
The |epithelial |cells |of |Boman's |capsule |are |called |__________________. |- |correct |answer |-podocytes
T |or |F: |The |glomerulus |is |a |tuft |of |capillaries |in |the |renal |compartment |and |Bowman's |capsule |is
|part |of |the |blood |vascular |compartment. |- |correct |answer |-False
Water |moves |from |Bowman's |capsule |into |the |glomerular |capillaries |because |the? |- |correct |answer
|-osmotic |pressure |generated |by |plasma |proteins |is |higher |in |the |capillaries |than |in |Bowman's
|capsule
The |glucose |and |amino |acid |transporters |on |the |apical |side |of |the |proximal |convoluted |tubule |are?
|- |correct |answer |-Na+ |cotransporters
The |peritubular |capillary |is |an |extension |of |the |efferent |arteriole |which |wraps |around |the
|______________. |- |correct |answer |-Proximal |convoluted |tubule
Epithelial |cells |of |the |alveoli |are |covered |by |a |layer |of |water |that |does |what |to |surface |tension? |-
|correct |answer |-Increases
Damage |to |the |lower |motor |neurons |of |C3, |C4 |and |C5 |(Phrenic |nerve) |has |what |effect? |- |correct
|answer |-Paralysis |of |the |diaphragm
T |or |F: |Elastic |recoil |of |the |lungs |to |their |original |volume |is |an |active |process |- |correct |answer |-
False
What |is |the |function |of |the |type |I |pneumocytes? |- |correct |answer |-Responsible |for |gas |exchange
|that |takes |place |in |the |alveoli
By |decreasing |the |surface |tension, |surfactant |(detergent): |- |correct |answer |-increases |lung
|compliance |and |decreases |lung |elastic |recoil
When |the |shape |of |a |curve |is |sigmoidal |this |indicates |what? |- |correct |answer |-Cooperative |binding
Oxygen |moves |from |the |_____________ |to |the |________________, |which |is |from |high
|concentration |to |low |concentration |- |correct |answer |-Alveoli, |pulmonary |capillaries
The |atmospheric |pressure |in |Fort |Collins |is |approximately |630 |mmHg. |You |would |expect |the
|atmospheric |pressure |in |Death |Valley, |which |is |below |sea |level, |to |be? |- |correct |answer |-greater
|than |630 |mmHg
The |escape |of |carbon |dioxide |and |resulting |flatness |of |your |beverage |when |opening |a |nice |cold
|"soda" |is |an |example |of? |- |correct |answer |-Henry's |Law
T |or |F: |With |decreased |carbon |dioxide |in |the |blood, |the |oxygen |dissociation |curve |would |shift |to
|the |left. |- |correct |answer |-True
, In |tissues, |CO2 |will |get |converted |into |___________ |through |carbonic |anhydrase. |In |the |lungs, |the
|carbonic |anhydrase |coverts |that |into |_____________ |which |then |diffuses |into |the |lungs. |- |correct
|answer |-H+ |and |HCO3-, |H2O |and |CO2
While |climbing |a |14er, |you |realize |that |the |urge |to |breath |has |increased. |What |compound |is
|responsible |for |driving |a |circuit |to |activate |LMNs |innervating |the |diaphragm? |- |correct |answer |-H+
Chemoreceptors |in |the |periphery |that |monitor |oxygen |and |carbon |dioxide |are |located |in? |- |correct
|answer |-Carotid |body |and |Aortic |body
About |70% |(most) |of |the |carbon |dioxide |in |the |blood |is |transported |as? |- |correct |answer |-HCO3-
The |three |major |functions |of |the |renal |system |are? |- |correct |answer |-Regulate |blood |pH, |Regulate
|salt |and |water |balance, |and |Remove |nitrogenous |waste
What |is |the |correct |order |of |blood |flow |through |the |renal |corpuscle? |- |correct |answer |-Afferent
|arteriole, |glomerulus, |efferent |arteriole
The |epithelial |cells |of |Boman's |capsule |are |called |__________________. |- |correct |answer |-podocytes
T |or |F: |The |glomerulus |is |a |tuft |of |capillaries |in |the |renal |compartment |and |Bowman's |capsule |is
|part |of |the |blood |vascular |compartment. |- |correct |answer |-False
Water |moves |from |Bowman's |capsule |into |the |glomerular |capillaries |because |the? |- |correct |answer
|-osmotic |pressure |generated |by |plasma |proteins |is |higher |in |the |capillaries |than |in |Bowman's
|capsule
The |glucose |and |amino |acid |transporters |on |the |apical |side |of |the |proximal |convoluted |tubule |are?
|- |correct |answer |-Na+ |cotransporters
The |peritubular |capillary |is |an |extension |of |the |efferent |arteriole |which |wraps |around |the
|______________. |- |correct |answer |-Proximal |convoluted |tubule
