DCVA Human Body Test

Several students were discussing blood in the laboratory. Read their conversation and decide which one of them has a misconception about the parts of blood and its corresponding function.

• Ryan

• Rachel

• Remy

• Rebecca

The musculoskeletal system is a combination of what 2 systems?

• Digestive and excretory

• Circulatory and respiratory

• Nervous and muscular

• Muscular and skeletal

The first organ in the digestive system is...

• The anus

• The stomach

• The mouth

• The esophagus

The last organ in the digestive system is...

• The anus

• The stomach

• The mouth

• The esophagus

Brian has had a respiratory infection for weeks, causing it to become very difficult for him to breathe. What part of the brain is struggling to maintain important involuntary processes like breathing?

• Spinal cord

• Cerebrum

• Cerebellum

• Brain stem

What other systems does the digestive system work with? How?

• It works with the nervous system because the brain stem controls the process of digestion

• It works with the circulatory system because water and nutrients are absorbed into the bloodstream

• It works with the muscular system because muscles are used in the process of swallowing and digestion

• All of these answer choices are correct

In the system displayed in the image, Oxygen is pulled into the lungs to be transported to the cells of the body. Carbon Dioxide is gathered from the cells of the body to be released or exhaled out of the body. Where does the exchange of gases take place?

• In the alveoli

• In the pharynx

• In the mouth

• In the diaphragm

The organ labeled by the letter C refers to the muscular sac that stores urine until it is ready to be released from the body. What is this organ?

• Gallbladder

• Urethra

• Kidneys

• Urinary bladder

Which of the following would be a harmful effect of neglecting to use the restroom when your bladder is full?

• Sickle cell disease

• Urinary tract infection (UTI)

• Emphysema

• Arthritis

The digestive system includes many organs. Some that are primary- meaning food comes into direct physical contact with them, and others are secondary- meaning that food does not come into direct contact with them. These secondary organs aid in the digestive process by producing and secreating juices that help with the chemical digestion of food. Which of these are secondary organs?

• Windpipe

• Stomach

• Liver

• Large intestines