Biology Ch. 34

A group of cells called the ____ causes the heart to contract.

• vena cava

• atrium

• SA node

• platelet

Tags

NGSS.MS-LS1-3

What process allows lost water, glucose, and minerals to reenter the capillaries around the renal tubule?

• acid-base balance

• reabsorption

• homeostasis

• respiration

What crucial cell function is oxygen necessary for?

• DNA sequencing

• external respiration

• osmosis

• cellular respiration

How does atherosclerosis cause health problems?

• clogged arteries decrease blood pressure

• clogged arteries put stress on heart

• clogged veins decrease blood pressure

• clogged veins increase blood volume

Which of these vessels carries blood back to the heart?

• artery

• vein

• capillary

• none of these

The heart pumps ____ blood to the lungs.

• deoxygenated

• oxygenated

• oxygen-rich

• depressurized

Which part of the veins prevents blood from flowing backwards?

• smooth muscle

• endothelium

• connective tissue

• valve

What are the three major types of blood vessels?

• arteries, valves, arterioles

• arteries, veins, capillaries

• veins, arterioles, capillaries

• capillaries, arterioles, valves

Which of these is not a function of the circulatory system?

• removing wastes

• transporting blood

• conducting neuron impulses

• delivering oxygen

Which of the following is not part of the passageway that air travels through in the respiratory system?

• atrium

• trachea

• bronchi

• nasal passages