Downey Circulatory & Respiratory Quiz

Blood is always red (T or F)

True

What is the function of human blood?

maintaining a certain pH and temperature & transporting hormones, nutrients, and gases

What is the liquid portion of blood called?

plasma

What do red blood cells mainly transport?

gases

What is the function of white blood cells?

fighting infections

Which component of blood is involved in helping blood clot?

platelets

What is the name of the iron-containing protein that transports oxygen and is the reason why blood is red?

hemoglobin

Which structure carries blood away from the heart?

arteries

Which structure carries blood to the heart?

veins

Which structure delivers oxygen to organs and tissues and carries carbon dioxide to the lungs?

capillaries

The right side of the heart pumps ____________________ blood

deoxygenated

The left side pumps ________________ blood

oxygenated

Which artery takes blood to the lungs?

pulmonary artery

What part of the heart carries oxygenated blood throughout the body?

aorta

How does the heart receive its own blood supply?

through the coronary arteries

What can happen when there is a atrial septal defect?

oxygen-rich blood can mix with oxygen-poor blood & abnormal heartbeat, stroke, or heart failure

red blood cell

Blood cells that carry oxygen from the lungs to the body cells

white blood cell

A blood cell that fights disease.

platelet

stops bleeding by forming blood clots

arteries

carry oxygenated blood away from the heart

veins

carry deoxygenated blood back to the heart

capillaries

Microscopic vessel through which exchanges take place between the blood and cells of the body

aorta

carries oxygenated blood away from heart to the rest of the body

Nasal Cavity: __________ area behind the ____________

hollow; nose

Nasal Cavity: Rich in ___________ -membranes (____________ air)

mucus; moisten

Nasal Cavity: __________ air as it travels to the ______________

warms; lungs

Nose: Full of _________ and ___________ to trap microbes and _____________

hair; mucus; dust

Pharynx: The _____________

throught

Pharynx: Splits into the ________________ and _________________

esophagus & larynx

Epiglottis: "______________ " at the top of the _________________

door; larynx

Epiglottis: __________ during breathing

opens

Epiglottis: ___________ during eating

closes

Lungs: _________ of organs in the ___________ cavity

pair; thoratic

Lungs: Consists largely of ___________ spaces

air

Lungs: Site of _____________

breathing

Alveoli: ___________-walled ______________ in the lungs

thin; air sacks

Alveoli: Covered in _______________

capillaries

Alveoli: The specific site of ______________ respiration

external

Larynx: The ______________

voicebox

Larynx: Passes _________ to the ______________

air; trachea

Larynx: Houses the ______________

vocal cords

Trachea: The _____________

windpipe

Larynx: Passes _____________ to the _____________

air; trachea

Larynx: Supported by ___________ of ______________

rings; cartilage

Bronchi: _________ branches (__________ & _________) at the bottom of the _________

2; right; left; trachea

Bronchi: Each leads to a _____________

lung

Bronchi: ______________ further in the _____________

branch; lungs

Bronchioles: ________________branches within the lungs

small

Diaphragm: _______________-shaped skeletal ___________ "wall" beneath the ______________

dome; muscle; lungs

Diaphragm: _____________ to cause inspiration

contracts

Diaphragm: ______________ to cause expiration

relaxies