Which type of cells have a high concentration of mitochondria?(1 point)
Responses
heart cells
heart cells
nerve cells
nerve cells
blood cells
blood cells
skin cells
None of the above
Which type of cells have a high concentration of mitochondria?Which type of cells have a high concentration of mitochondria?(1 point)
Responses
heart cells
heart cells
nerve cells
nerve cells
blood cells
blood cells
skin cells
skin cells
Heart cells
As you have learned, cells contain structures called organelles.
What organelle is responsible for packing proteins and other materials into vesicles?(1 point)
Responses
mitochondria
mitochondria
cytoplasm
cytoplasm
endoplasmic reticulum
endoplasmic reticulum
Golgi apparatus
Golgi apparatus
The nervous system is responsible for(1 point)
Responses
defending against disease like the flu or common cold.
defending against disease like the flu or common cold.
breaking down food and extracting nutrients.
breaking down food and extracting nutrients.
exchanging gases between the body and the environment.
exchanging gases between the body and the environment.
receiving and processing stimuli from the body.
receiving and processing stimuli from the body.
Which is the function of the esophagus?(1 point)
Responses
release digestive enzymes
release digestive enzymes
absorb nutrients from food
absorb nutrients from food
connect the mouth with the stomach
connect the mouth with the stomach
receive and chew food
connect the mouth with the stomach
Summarize the functions of the nervous system.(1 point)
Responses
The nervous system controls the muscular system by sending signals to the blood, telling it to move throughout the body.
The nervous system controls the muscular system by sending signals to the blood, telling it to move throughout the body.
The nervous system controls the respiratory system by sending signals to the muscles, telling them to flex and move limbs.
The nervous system controls the respiratory system by sending signals to the muscles, telling them to flex and move limbs.
The nervous system controls the digestive system by sending signals to the stomach, telling it to contract and digest food.
The nervous system controls the digestive system by sending signals to the stomach, telling it to contract and digest food.
The nervous system controls the circulatory system by sending signals to the lungs, telling them to expand and inhale oxygen.