Test
The Heart As A Pump { 3 }
Preguntas del test (8)
1The heart is found in the ___ between the ___ and beneath the ___ .
- Athorax | lungs | sternum
- Blungs | sternum | spinal chord
- Csternum | thorax | lungs
2The two upper chambers are ___ walled atria and ___ the heart. The two lower chambers are ___ walled ventricles and pump blood ___ the heart.
- Athin | receive blood | thick | into
- Bthin | pump blood out of | thick | out of
- Cthick | receive blood | thin | out of
- Dthin | receive blood | thick | out of
3The walls of the heart are supplied with oxygenated blood via ___ .
- Acoronary arteries
- Bhepatic portal vein
- Ccronary arteries
- Dclonal arteries
4The heart beat is ___ in its origin - a structure in the ___ called the ___ .
- Adyogenic | right atrium | macemaker
- Bnyogenic | left atrium | pacemaker
- Csyogenic | right atrium | racemaker
- Dmyogenic | right atrium | pacemaker
- Emyogenic | right ventricle | racemaker
5The heart's natural rhythm set by the pacemaker is about ___ bpm , however, conditions in our body can override this basic rate.
- A50
- B60
- C90
- D40
- E35
- F110
6Nervous control of the heart is by ___ reaction and it receives impulses from a ___ centre in the hindbrain ( ___ ) via two nerves.
- Areflex | control | medusa
- Breflex | control | medulla
- Cinvoluntary | reaction | medulla
- Dconscious | epi | frontal cortex
7When secreted by the pacemaker, the hormone ___ causes an increase in the heart rate.
- ASerotonin
- BTestosterone
- CFSH
- DAdrenaline
8Outline the roles of the blood circulatory system:
- ADefence Against Disease & Nutrition
- BTemperature Regulation & Excretion
- CDevelopment & Coordination
- DGrowth & Death
- ETissue respiration & Hydration
- FOsmoregulation & Dehydration
- GDevelopment & Spiritual Cleansing
- HTemperature Regulation & Reproduction
Información
- Descripción
- Chapter 7, Part 3
- Autor
- cloud.berry
- Idioma
- English
- Visitas
- 108
- Etiquetas
- Valoración
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