Download A1. All of the following are characteristics of ventilation EXCEPT: A

A1.
All of the following are characteristics of ventilation EXCEPT:
A.
B.
C.
D.
E.
A2.
Intrapleural pressure is always less than intrapulmonary pressure
During forced inhalation, the superior/inferior dimensions of the lung may increase
Activation of external intercostal muscles decreases lung volume
As the diaphragm flattens, alveolar pressure decreases
B&D
In regards to the distribution of respiratory gases, which of the following is NOT TRUE?
A.
B.
C.
D.
E.
pO2 of expired air is greater than alveolar air
pO2 of interstitial fluids is less than pO2 in blood leaving the lungs
pO2 in the blood is greater than alveolar air
pCO2 of blood returning from the lungs equals that found in the alveoli
C&D
For Question A3 refer to the following table.
Vessel
1
2
3
4
5
6
A3.
Splenic vein
Superior mesenteric vein
Gastric vein
Hepatic vein
Inferior vena cava
Inferior mesenteric vein
Blood flowing through the hepatic portal vein may have flowed through all of the following
vessels EXCEPT:
A.
B.
C.
D.
E.
A4.
2,4&5
2, 3 & 4
4 only
4&5
4, 5 & 6
In regards to blood flow from organs of the abdominal cavity, which of the following is NOT
TRUE?
A.
B.
C.
D.
E.
The internal iliac vein drains blood from reproductive organs
Blood from the transverse colon drains into the inferior mesenteric vein
Blood from the left gonad drains into the left renal vein
The right suprarenal vein drains directly into the inferior vena cava
C&D
Use the following table to answer Question A5.
1
2
3
Bowman’s capsule
Proximal convoluted tubule
Descending loop of Henle
4
5
6
Ascending loop of Henle
Distal convoluted tubule
Collecting ducts
A5.
Which of the above regions of the nephron include cells with aquaporins on the luminal side of
the side of the cell?
A.
B.
C.
D.
E.
A6.
In regards to the nephron, which is NOT TRUE?
A.
B.
C.
D.
E.
A7.
1, 3 & 4
2, 3 & 4
2. 3 & 5
2. 3, 4 & 5
All of the above
The afferent arteriole gives rise to the peritubular capillary
Juxtamedullary nephrons have longer loops of henle than cortical nephrons
Filtration slits lie between neighboring podocytes
The basement membrane repels plasma proteins
A&C
In regards to blood flow of the lower appendage, which of the following is TRUE?
A.
B.
C.
D.
E.
The fibular vein drains into the posterior tibial vein
All blood returning from the leg must pass through the popliteal artery
Veins conveying blood from the superficial posterior leg must pass through the
popliteal vein before reaching the femoral vein
A&C
B&C
For Question A8 refer to the following table.
1
2
3
4
5
6
A8.
Vessel
Great saphenous vein
Superior mesenteric vein
Internal iliac vein
Azygos vein
Basilic vein
Splenic
Which of the above does NOT correctly match the vessel with the body tissue it supplies or
drains?
A.
B.
C.
D.
E.
A9.
Tissue
Deep medial thigh
Small interstine
Abdominal organs
Anterior intercostal spaces
Superficial lateral forearm
Stomach
1 only
1, 2 & 6
1&3
1, 3 & 5
All are correctly matched
In regards to the anatomy of the kidney, all of the following are true EXCEPT:
A.
B.
C.
D.
Medullary pyramids are made up of collecting ducts
Urine drains from the renal pelvis into the ureter
Collecting ducts drain into minor calyx
The vasa recta collects fluid from the distal convoluted tubules
E.
A10.
The gIomerulus is primarily formed from which of the following types of cells?
A.
B.
C.
D.
E.
A11.
Inspiratory muscle contract
Expiratory muscle contract
Tidal volume increases
VRG is inhibited
Oxygen more readily dissociates from hemoglobin
Which of the above are likely to result when scalenes are contracted?
A.
B.
C.
D.
E.
A14.
Vital capacity
Total lung capacity
Inspiratory capacity
Functional reserve capacity
C&D
Which of the following is the most immediate effect of the activation of the DRG?
A.
B.
C.
D.
E.
A13.
Simple cuboidal cells with fenestrations
Simple squamous cells with fenestrations
Simple squamous cells with tight junctions
Podocytes with fenestrations
Podocytes with basement membranes that include a gelatinous layer
All of the following respiratory capacities would be affected by factors that reduce the
resilience of the lung EXCEPT:
A.
B.
C.
D.
E.
A12.
B&C
Proportion of expiratory reserve volume remaining in the lungs increases
Tidal volume increases
Proportion of inspiratory reserve volume in the lungs increases
Vital capacity increases
C&D
In regards to the anatomy of the respiratory system, all of the following are true EXCEPT:
A.
B.
C.
D.
E.
The uvula covers the opening to the nasopharynx during swallowing
The paranasal sinuses connect to the vestibule of the nose
Bronchioles that have cartilage rings are not surrounded by smooth muscle
The right lung has more segments than the left lung
B&C