Lecture 3: Blood Vessels

47 Questions | By Kevinnordanger | Updated: Mar 21, 2022 | Attempts: 259

Questions

Settings

Create your own Quiz

Questions and Answers

1.

A high hydrostatic pressure (HP) throughout the capillary bed would lead to:
- A.
  
  Increased osmotic pressure.
- B.
  
  Increased filtration process.
- C.
  
  Increased net movement of fluid into the capillary.
- D.
  
  Option 4
2.

Enlarged lymph nodes are most often related to:
- A.
  
  Tumours.
- B.
  
  Infections.
- C.
  
  Both options are correct.
- D.
  
  Option 4
3.

Microcirculation is the flow of blood from a venule to an arteriole.
- A.
  
  True
- B.
  
  False
4.

Microcirculation.A capillary bed consists of:
- A.
  
  True capillaries and postcapillary venule.
- B.
  
  Terminal arteriole and vascular shunt.
- C.
  
  Vascular shunt and true capillaries.
- D.
  
  Option 4
5.

Osmotic pressure is known to push, while hydrostatic pressure is known to suck.
- A.
  
  True
- B.
  
  False
6.

Red blood cells leave the blood together with oxygen in a process called diffusion.
- A.
  
  True
- B.
  
  False
7.

Systemic veins and venules collectively hold what amount of the total blood volume throughout the cardiovascular system? In %.
- A.
  
  60%
- B.
  
  50%
- C.
  
  30%
- D.
  
  40%
8.

The structural basis of the "blood-brain barrier" consists of fenestrated capillaries.
- A.
  
  True
- B.
  
  False
9.

There are more efferent lymphatic vessels leaving a lymp, than afferents entering one.
- A.
  
  True
- B.
  
  False
10.

Total outflow of fluids in the body is higher than the reabsorption rate.
- A.
  
  True
- B.
  
  False
11.

Venous valves are formed from folds of the turnica intima.
- A.
  
  True
- B.
  
  False
12.

What capillaries are most abundant in the body?
- A.
  
  Sinusoids
- B.
  
  Fenestrated
- C.
  
  Continous
- D.
  
  Option 4
13.

What is correct about fluid flowing at a capillary?
- A.
  
  We expect the osmotic pressure to be constant.
- B.
  
  Hydrostatic pressure is opposed by the interstitial fluid hydrostatic pressure.
- C.
  
  Both options are correct.
- D.
  
  Option 4
14.

What is true about veins?
- A.
  
  The tunica externa (outermost layer) is the thinnest layer.
- B.
  
  Their walls are always thinner and their lumens larger than those of corresponding arteries.
- C.
  
  Both answers are correct.
- D.
  
  Option 4
15.

What is true about the arteries?
- A.
  
  The larger branches are buried deep into the tissues (for protection)
- B.
  
  Arterial blood pressure is (relatively) high
- C.
  
  Blood flow (velocity) is fast
- D.
  
  All options above are correct
16.

In arteries a subendothelial layer and internal elastic lamina are present in:
- A.
  
  Tunica intima
- B.
  
  Tunica media
- C.
  
  Tunica externa
17.

The systolic blood pressure in Aorta are 80 mmHg
- A.
  
  True
- B.
  
  False
18.

The walls of veins can be much thinner than arterial walls without danger of bursting because the blood pressure in veins is low
- A.
  
  True
- B.
  
  False
19.

The Brachiocephalic artery is an artery branching from the Aorta, that supplies the right arm, head and neck
- A.
  
  True
- B.
  
  False
20.

The femoral triangle is bounded by:
- A.
  
  Inguinal ligament, adductor magnus and sartorius
- B.
  
  Inguinal ligament, gracilis and sartorius
- C.
  
  Adductor longus, gracilis, sartorius
- D.
  
  Inguinal ligament, adductor longus and sartorius
21.

The femoral nerve is medial to the femoral vein
- A.
  
  True
- B.
  
  False
22.

The blood pressure decreases as the veins ascends towards the heart
- A.
  
  True
- B.
  
  False
23.

Venous valves are absent in thoracic and abdominal body cavity
- A.
  
  True
- B.
  
  False
24.

The superior mesentric artery arises from the abdominal Aorta, just inferior the the origin of the celiac trunk
- A.
  
  True
- B.
  
  False
25.

The celiac trunk provides blood to the small intestines and kidneys
- A.
  
  True
- B.
  
  False