Which type of specialized cells send and receive messages in the brain?(1 point)

Responses

enzymes
enzymes

neurons
neurons

osteoblasts
osteoblasts

nutrients

11 answers

The specialized cells that send and receive messages in the brain are neurons.

Lungs expel waste from the body in the form of (1 point)
Responses

blood cells.
blood cells.

carbon dioxide.
carbon dioxide.

water.
water.

oxygen.

Lungs expel waste from the body in the form of carbon dioxide.

a human
a human

a kidney
a kidney

an artery
an artery

a bacterium

It looks like you're presenting a list of options, but I'm not sure what question or context they relate to. Could you please clarify or provide more context for what you need?

Which option is single celled? (1 point)
Responses

a human
a human

a kidney
a kidney

an artery
an artery

a bacterium

The option that is single-celled is a bacterium.

Which vessel carries oxygenated blood to the heart?(1 point)
Responses

vena cava
vena cava

pulmonary vein
pulmonary vein

aorta
aorta

pulmonary artery

The vessel that carries oxygenated blood to the heart is the pulmonary vein.

A patient has a condition that makes it difficult to absorb nutrients from food. Which organ is most likely affected by the condition?(1 point)
Responses

small intestine
small intestine

stomach
stomach

large intestine
large intestine

esophagus

The organ most likely affected by the condition that makes it difficult to absorb nutrients from food is the small intestine.